From e44f58e3083ba1716236cf9fb276120ef8723cc3 Mon Sep 17 00:00:00 2001 From: pandaadir05 Date: Thu, 20 Nov 2025 14:25:44 +0200 Subject: [PATCH] Standardize import ordering and code formatting --- ghost-core/src/hollowing.rs | 151 +++++++++++------ ghost-core/src/hooks.rs | 101 +++++------- ghost-core/src/lib.rs | 30 ++-- ghost-core/src/live_feeds.rs | 6 +- ghost-core/src/mitre_attack.rs | 284 ++++++++++++++++++-------------- ghost-core/src/ml_cloud.rs | 38 +++-- ghost-core/src/neural_memory.rs | 58 ++++--- ghost-core/src/process.rs | 15 +- ghost-core/src/shellcode.rs | 25 ++- ghost-core/src/streaming.rs | 173 ++++++++++++++----- ghost-core/src/testing.rs | 264 ++++++++++++++++------------- ghost-core/src/thread.rs | 23 +-- ghost-core/src/threat_intel.rs | 173 +++++++++++++------ ghost-core/src/yara_engine.rs | 28 ++-- 14 files changed, 823 insertions(+), 546 deletions(-) diff --git a/ghost-core/src/hollowing.rs b/ghost-core/src/hollowing.rs index c9d9ddd..c58f646 100644 --- a/ghost-core/src/hollowing.rs +++ b/ghost-core/src/hollowing.rs @@ -1,7 +1,7 @@ -use crate::{GhostError, MemoryRegion, ProcessInfo, Result}; +use crate::{MemoryRegion, ProcessInfo, Result}; #[cfg(windows)] -use crate::memory::{validate_pe_header, read_pe_header_info, PEHeaderValidation}; +use crate::memory::{read_pe_header_info, validate_pe_header, PEHeaderValidation}; #[derive(Debug, Clone)] pub struct HollowingDetection { @@ -15,12 +15,25 @@ pub struct HollowingDetection { pub enum HollowingIndicator { UnmappedMainImage, SuspiciousImageBase, - MemoryLayoutAnomaly { expected_size: usize, actual_size: usize }, + MemoryLayoutAnomaly { + expected_size: usize, + actual_size: usize, + }, MismatchedPEHeader, - InvalidPEHeader { validation: String }, - CorruptedPEStructure { address: usize, reason: String }, - UnusualEntryPoint { address: usize }, - SuspiciousMemoryGaps { gap_count: usize, largest_gap: usize }, + InvalidPEHeader { + validation: String, + }, + CorruptedPEStructure { + address: usize, + reason: String, + }, + UnusualEntryPoint { + address: usize, + }, + SuspiciousMemoryGaps { + gap_count: usize, + largest_gap: usize, + }, } impl std::fmt::Display for HollowingIndicator { @@ -28,8 +41,15 @@ impl std::fmt::Display for HollowingIndicator { match self { Self::UnmappedMainImage => write!(f, "Main executable image appears unmapped"), Self::SuspiciousImageBase => write!(f, "Image base address is suspicious"), - Self::MemoryLayoutAnomaly { expected_size, actual_size } => { - write!(f, "Memory layout anomaly: expected {:#x}, found {:#x}", expected_size, actual_size) + Self::MemoryLayoutAnomaly { + expected_size, + actual_size, + } => { + write!( + f, + "Memory layout anomaly: expected {:#x}, found {:#x}", + expected_size, actual_size + ) } Self::MismatchedPEHeader => write!(f, "PE header mismatch detected"), Self::InvalidPEHeader { validation } => { @@ -41,14 +61,22 @@ impl std::fmt::Display for HollowingIndicator { Self::UnusualEntryPoint { address } => { write!(f, "Entry point at unusual location: {:#x}", address) } - Self::SuspiciousMemoryGaps { gap_count, largest_gap } => { - write!(f, "{} memory gaps detected, largest: {:#x} bytes", gap_count, largest_gap) + Self::SuspiciousMemoryGaps { + gap_count, + largest_gap, + } => { + write!( + f, + "{} memory gaps detected, largest: {:#x} bytes", + gap_count, largest_gap + ) } } } } /// Process hollowing detection engine +#[derive(Debug)] pub struct HollowingDetector; impl HollowingDetector { @@ -147,7 +175,13 @@ impl HollowingDetector { // Calculate total executable memory size let total_executable: usize = regions .iter() - .filter(|r| matches!(r.protection, crate::MemoryProtection::ReadExecute | crate::MemoryProtection::ReadWriteExecute)) + .filter(|r| { + matches!( + r.protection, + crate::MemoryProtection::ReadExecute + | crate::MemoryProtection::ReadWriteExecute + ) + }) .map(|r| r.size) .sum(); @@ -241,7 +275,11 @@ impl HollowingDetector { } #[cfg(windows)] - fn validate_pe_headers(&self, pid: u32, regions: &[MemoryRegion]) -> Option { + fn validate_pe_headers( + &self, + pid: u32, + regions: &[MemoryRegion], + ) -> Option { // Focus on main executable IMAGE regions let image_regions: Vec<_> = regions .iter() @@ -251,44 +289,42 @@ impl HollowingDetector { for region in image_regions { match validate_pe_header(pid, region.base_address) { - Ok(validation) => { - match validation { - PEHeaderValidation::Valid => continue, - PEHeaderValidation::InvalidDosSignature => { - return Some(HollowingIndicator::InvalidPEHeader { - validation: "Invalid DOS signature (not MZ)".to_string(), - }); - } - PEHeaderValidation::InvalidNtSignature => { - return Some(HollowingIndicator::InvalidPEHeader { - validation: "Invalid NT signature (not PE)".to_string(), - }); - } - PEHeaderValidation::InvalidHeaderOffset => { - return Some(HollowingIndicator::InvalidPEHeader { - validation: "Invalid PE header offset".to_string(), - }); - } - PEHeaderValidation::MismatchedImageBase => { - return Some(HollowingIndicator::CorruptedPEStructure { - address: region.base_address, - reason: "Image base mismatch - possible hollowing".to_string(), - }); - } - PEHeaderValidation::SuspiciousEntryPoint => { - return Some(HollowingIndicator::InvalidPEHeader { - validation: "Suspicious entry point location".to_string(), - }); - } - PEHeaderValidation::CorruptedHeader => { - return Some(HollowingIndicator::CorruptedPEStructure { - address: region.base_address, - reason: "Corrupted PE header structure".to_string(), - }); - } - PEHeaderValidation::NotPE => continue, + Ok(validation) => match validation { + PEHeaderValidation::Valid => continue, + PEHeaderValidation::InvalidDosSignature => { + return Some(HollowingIndicator::InvalidPEHeader { + validation: "Invalid DOS signature (not MZ)".to_string(), + }); } - } + PEHeaderValidation::InvalidNtSignature => { + return Some(HollowingIndicator::InvalidPEHeader { + validation: "Invalid NT signature (not PE)".to_string(), + }); + } + PEHeaderValidation::InvalidHeaderOffset => { + return Some(HollowingIndicator::InvalidPEHeader { + validation: "Invalid PE header offset".to_string(), + }); + } + PEHeaderValidation::MismatchedImageBase => { + return Some(HollowingIndicator::CorruptedPEStructure { + address: region.base_address, + reason: "Image base mismatch - possible hollowing".to_string(), + }); + } + PEHeaderValidation::SuspiciousEntryPoint => { + return Some(HollowingIndicator::InvalidPEHeader { + validation: "Suspicious entry point location".to_string(), + }); + } + PEHeaderValidation::CorruptedHeader => { + return Some(HollowingIndicator::CorruptedPEStructure { + address: region.base_address, + reason: "Corrupted PE header structure".to_string(), + }); + } + PEHeaderValidation::NotPE => continue, + }, Err(_) => { // Could not read memory - might be suspicious but don't report continue; @@ -300,7 +336,11 @@ impl HollowingDetector { } #[cfg(not(windows))] - fn validate_pe_headers(&self, _pid: u32, _regions: &[MemoryRegion]) -> Option { + fn validate_pe_headers( + &self, + _pid: u32, + _regions: &[MemoryRegion], + ) -> Option { // PE validation is Windows-specific None } @@ -317,8 +357,11 @@ impl HollowingDetector { let executable_regions: Vec<_> = regions .iter() .filter(|r| { - matches!(r.protection, crate::MemoryProtection::ReadExecute | crate::MemoryProtection::ReadWriteExecute) - && r.region_type == "PRIVATE" + matches!( + r.protection, + crate::MemoryProtection::ReadExecute + | crate::MemoryProtection::ReadWriteExecute + ) && r.region_type == "PRIVATE" }) .collect(); @@ -340,4 +383,4 @@ impl Default for HollowingDetector { fn default() -> Self { Self::new() } -} \ No newline at end of file +} diff --git a/ghost-core/src/hooks.rs b/ghost-core/src/hooks.rs index 6b9d227..08db7a8 100644 --- a/ghost-core/src/hooks.rs +++ b/ghost-core/src/hooks.rs @@ -4,9 +4,7 @@ //! used for process injection (T1055.003, T1055.012). //! On Linux, it detects LD_PRELOAD and LD_LIBRARY_PATH based injection. -use crate::{GhostError, Result}; use serde::{Deserialize, Serialize}; -use std::collections::HashMap; /// Type of hook detected. #[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)] @@ -78,18 +76,18 @@ mod platform { use std::collections::HashMap; use windows::Win32::Foundation::CloseHandle; use windows::Win32::System::Diagnostics::Debug::ReadProcessMemory; - use windows::Win32::System::LibraryLoader::{ - GetModuleHandleW, GetProcAddress, LoadLibraryW, - }; + use windows::Win32::System::LibraryLoader::{GetModuleHandleW, GetProcAddress, LoadLibraryW}; use windows::Win32::System::ProcessStatus::{ EnumProcessModulesEx, GetModuleBaseNameW, GetModuleInformation, LIST_MODULES_ALL, MODULEINFO, }; - use windows::Win32::System::Threading::{OpenProcess, PROCESS_QUERY_INFORMATION, PROCESS_VM_READ}; + use windows::Win32::System::Threading::{ + OpenProcess, PROCESS_QUERY_INFORMATION, PROCESS_VM_READ, + }; use windows::Win32::UI::WindowsAndMessaging::{ WH_CALLWNDPROC, WH_CALLWNDPROCRET, WH_CBT, WH_DEBUG, WH_FOREGROUNDIDLE, WH_GETMESSAGE, - WH_JOURNALPLAYBACK, WH_JOURNALRECORD, WH_KEYBOARD, WH_KEYBOARD_LL, WH_MOUSE, - WH_MOUSE_LL, WH_MSGFILTER, WH_SHELL, WH_SYSMSGFILTER, + WH_JOURNALPLAYBACK, WH_JOURNALRECORD, WH_KEYBOARD, WH_KEYBOARD_LL, WH_MOUSE, WH_MOUSE_LL, + WH_MSGFILTER, WH_SHELL, WH_SYSMSGFILTER, }; /// Critical APIs commonly hooked for injection. @@ -151,10 +149,14 @@ mod platform { let mut hooks = Vec::new(); unsafe { - let handle = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, false, target_pid) - .map_err(|e| GhostError::Process { - message: format!("Failed to open process: {}", e), - })?; + let handle = OpenProcess( + PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, + false, + target_pid, + ) + .map_err(|e| GhostError::Process { + message: format!("Failed to open process: {}", e), + })?; // Get loaded modules in target process let mut modules = [windows::Win32::Foundation::HMODULE::default(); 1024]; @@ -407,11 +409,10 @@ mod platform { /// Detect LD_PRELOAD environment variable in process. fn detect_ld_preload(pid: u32) -> Result> { let environ_path = format!("/proc/{}/environ", pid); - let environ_content = fs::read_to_string(&environ_path).map_err(|e| { - GhostError::Process { + let environ_content = + fs::read_to_string(&environ_path).map_err(|e| GhostError::Process { message: format!("Failed to read process environment: {}", e), - } - })?; + })?; let mut hooks = Vec::new(); @@ -419,7 +420,7 @@ mod platform { for env_var in environ_content.split('\0') { if env_var.starts_with("LD_PRELOAD=") { let libraries = env_var.strip_prefix("LD_PRELOAD=").unwrap_or(""); - + // Multiple libraries can be separated by spaces or colons for lib in libraries.split(&[' ', ':'][..]) { if !lib.is_empty() { @@ -442,18 +443,17 @@ mod platform { /// Detect LD_LIBRARY_PATH environment variable manipulation. fn detect_ld_library_path(pid: u32) -> Result> { let environ_path = format!("/proc/{}/environ", pid); - let environ_content = fs::read_to_string(&environ_path).map_err(|e| { - GhostError::Process { + let environ_content = + fs::read_to_string(&environ_path).map_err(|e| GhostError::Process { message: format!("Failed to read process environment: {}", e), - } - })?; + })?; let mut hooks = Vec::new(); for env_var in environ_content.split('\0') { if env_var.starts_with("LD_LIBRARY_PATH=") { let paths = env_var.strip_prefix("LD_LIBRARY_PATH=").unwrap_or(""); - + // Check for suspicious paths for path in paths.split(':') { if is_suspicious_library_path(path) { @@ -476,25 +476,18 @@ mod platform { /// Check if a library path is suspicious. fn is_suspicious_library_path(path: &str) -> bool { // Suspicious patterns - let suspicious_patterns = [ - "/tmp/", - "/dev/shm/", - "/var/tmp/", - ".", - "..", - "/home/", - ]; + let suspicious_patterns = ["/tmp/", "/dev/shm/", "/var/tmp/", ".", "..", "/home/"]; - suspicious_patterns.iter().any(|&pattern| path.contains(pattern)) + suspicious_patterns + .iter() + .any(|&pattern| path.contains(pattern)) } /// Detect ptrace attachment (debugging/injection). fn detect_ptrace_attachment(pid: u32) -> Result { let status_path = format!("/proc/{}/status", pid); - let status_content = fs::read_to_string(&status_path).map_err(|e| { - GhostError::Process { - message: format!("Failed to read process status: {}", e), - } + let status_content = fs::read_to_string(&status_path).map_err(|e| GhostError::Process { + message: format!("Failed to read process status: {}", e), })?; // Look for TracerPid field @@ -505,7 +498,7 @@ mod platform { .nth(1) .and_then(|s| s.parse::().ok()) .unwrap_or(0); - + // Non-zero TracerPid means the process is being traced if tracer_pid != 0 { return Ok(true); @@ -519,10 +512,8 @@ mod platform { /// Detect suspicious loaded libraries. fn detect_suspicious_libraries(pid: u32) -> Result> { let maps_path = format!("/proc/{}/maps", pid); - let maps_content = fs::read_to_string(&maps_path).map_err(|e| { - GhostError::Process { - message: format!("Failed to read process maps: {}", e), - } + let maps_content = fs::read_to_string(&maps_path).map_err(|e| GhostError::Process { + message: format!("Failed to read process maps: {}", e), })?; let mut hooks = Vec::new(); @@ -535,7 +526,7 @@ mod platform { } let pathname = parts[5..].join(" "); - + // Check if it's a shared library if pathname.ends_with(".so") || pathname.contains(".so.") { // Skip if already seen @@ -563,29 +554,23 @@ mod platform { /// Check if a library path is suspicious. fn is_suspicious_library(path: &str) -> bool { // Libraries in these locations are often used for injection - let suspicious_locations = [ - "/tmp/", - "/dev/shm/", - "/var/tmp/", - "/home/", - ]; + let suspicious_locations = ["/tmp/", "/dev/shm/", "/var/tmp/", "/home/"]; // Check if library is in a suspicious location - if suspicious_locations.iter().any(|&loc| path.starts_with(loc)) { + if suspicious_locations + .iter() + .any(|&loc| path.starts_with(loc)) + { return true; } // Check for libraries with suspicious names - let suspicious_names = [ - "inject", - "hook", - "cheat", - "hack", - "rootkit", - ]; + let suspicious_names = ["inject", "hook", "cheat", "hack", "rootkit"]; let path_lower = path.to_lowercase(); - suspicious_names.iter().any(|&name| path_lower.contains(name)) + suspicious_names + .iter() + .any(|&name| path_lower.contains(name)) } pub fn get_hook_type_name(_hook_type: u32) -> &'static str { @@ -596,7 +581,7 @@ mod platform { #[cfg(not(any(windows, target_os = "linux")))] mod platform { use super::HookDetectionResult; - use crate::{GhostError, Result}; + use crate::Result; pub fn detect_hook_injection(_target_pid: u32) -> Result { // Hook detection is not implemented for this platform @@ -613,4 +598,4 @@ mod platform { } } -pub use platform::{detect_hook_injection, get_hook_type_name}; \ No newline at end of file +pub use platform::{detect_hook_injection, get_hook_type_name}; diff --git a/ghost-core/src/lib.rs b/ghost-core/src/lib.rs index e450954..9ae356f 100644 --- a/ghost-core/src/lib.rs +++ b/ghost-core/src/lib.rs @@ -73,42 +73,42 @@ pub mod yara_engine; pub use anomaly::{AnomalyDetector, AnomalyScore, ProcessFeatures}; pub use behavioral_ml::{ - AdvancedBehavioralML, BehavioralAnalysisResult, PredictedTechnique, BehavioralAnomaly, - ModelConsensus, TemporalAnalysis, RiskLevel + AdvancedBehavioralML, BehavioralAnalysisResult, BehavioralAnomaly, ModelConsensus, + PredictedTechnique, RiskLevel, TemporalAnalysis, }; pub use config::{DetectionConfig, ProcessFilter}; pub use detection::{DetectionEngine, DetectionResult, ThreatLevel}; #[cfg(target_os = "linux")] -pub use ebpf::{EbpfDetector, EbpfEvent, EbpfError, EbpfStatistics}; +pub use ebpf::{EbpfDetector, EbpfError, EbpfEvent, EbpfStatistics}; pub use error::{GhostError, Result}; pub use evasion::{ - EvasionDetector, EvasionResult, EvasionTechnique, EvasionSeverity, - TimingAnalyzer, EnvironmentChecker, BehaviorAnalyzer, ObfuscationDetector + BehaviorAnalyzer, EnvironmentChecker, EvasionDetector, EvasionResult, EvasionSeverity, + EvasionTechnique, ObfuscationDetector, TimingAnalyzer, }; pub use hollowing::{HollowingDetection, HollowingDetector, HollowingIndicator}; pub use hooks::{detect_hook_injection, HookDetectionResult, HookInfo}; -pub use live_feeds::{LiveThreatFeeds, ThreatFeed, FeedType}; +pub use live_feeds::{FeedType, LiveThreatFeeds, ThreatFeed}; pub use memory::{MemoryProtection, MemoryRegion}; pub use mitre_attack::{ - MitreAttackEngine, MitreAnalysisResult, AttackTechnique, AttackTactic, ThreatActor, - DetectedTechnique, TacticCoverage, ThreatActorMatch, KillChainAnalysis, RiskAssessment + AttackTactic, AttackTechnique, DetectedTechnique, KillChainAnalysis, MitreAnalysisResult, + MitreAttackEngine, RiskAssessment, TacticCoverage, ThreatActor, ThreatActorMatch, }; pub use ml_cloud::{CloudMLEngine, InferenceResult, MLModel, ThreatPrediction, ThreatSeverity}; pub use neural_memory::{ - NeuralMemoryAnalyzer, NeuralAnalysisResult, DetectedPattern, DetectedEvasion, - PolymorphicIndicator, MemoryAnomaly, NeuralInsights, PatternType, EvasionCategory + DetectedEvasion, DetectedPattern, EvasionCategory, MemoryAnomaly, NeuralAnalysisResult, + NeuralInsights, NeuralMemoryAnalyzer, PatternType, PolymorphicIndicator, }; pub use process::ProcessInfo; pub use shellcode::{ShellcodeDetection, ShellcodeDetector}; pub use streaming::{ - EventStreamingSystem, EventChannel, StreamingEvent, EventType, EventSeverity, - AlertManager, Alert, AlertRule, CorrelationEngine, NotificationSystem + Alert, AlertManager, AlertRule, CorrelationEngine, EventChannel, EventSeverity, + EventStreamingSystem, EventType, NotificationSystem, StreamingEvent, }; pub use thread::ThreadInfo; pub use threat_intel::{ - ThreatIntelligence, ThreatContext, IndicatorOfCompromise, - ThreatActor as ThreatIntelActor, Campaign, IocType, SophisticationLevel + Campaign, IndicatorOfCompromise, IocType, SophisticationLevel, ThreatActor as ThreatIntelActor, + ThreatContext, ThreatIntelligence, }; pub use yara_engine::{ - DynamicYaraEngine, YaraRuleSource, YaraScanResult, RuleMatch, ThreatLevel as YaraThreatLevel + DynamicYaraEngine, RuleMatch, ThreatLevel as YaraThreatLevel, YaraRuleSource, YaraScanResult, }; diff --git a/ghost-core/src/live_feeds.rs b/ghost-core/src/live_feeds.rs index 7a1508d..fdb3206 100644 --- a/ghost-core/src/live_feeds.rs +++ b/ghost-core/src/live_feeds.rs @@ -1,7 +1,7 @@ use crate::GhostError; use serde::{Deserialize, Serialize}; use std::collections::HashMap; -use std::time::{SystemTime, Duration}; +use std::time::{Duration, SystemTime}; #[derive(Debug, Clone, Serialize, Deserialize)] pub struct LiveThreatFeeds { @@ -72,7 +72,7 @@ impl LiveThreatFeeds { pub async fn update_feeds(&mut self) -> Result { let mut updated_count = 0; - + for feed in &mut self.feeds { if !feed.enabled { continue; @@ -99,4 +99,4 @@ impl LiveThreatFeeds { pub fn get_feed_status(&self) -> Vec<&ThreatFeed> { self.feeds.iter().collect() } -} \ No newline at end of file +} diff --git a/ghost-core/src/mitre_attack.rs b/ghost-core/src/mitre_attack.rs index 3886f78..e49d32c 100644 --- a/ghost-core/src/mitre_attack.rs +++ b/ghost-core/src/mitre_attack.rs @@ -1,7 +1,7 @@ -use crate::{ProcessInfo, MemoryRegion, ThreadInfo, GhostError}; +use crate::{GhostError, MemoryRegion, ProcessInfo, ThreadInfo}; use serde::{Deserialize, Serialize}; use std::collections::HashMap; -use std::time::{SystemTime, Duration}; +use std::time::{Duration, SystemTime}; /// MITRE ATT&CK Framework Integration Engine /// Provides comprehensive technique mapping, threat actor profiling, and tactical analysis @@ -74,7 +74,7 @@ pub enum Platform { Linux, MacOS, Android, - iOS, + IOS, Cloud, Network, Container, @@ -344,7 +344,7 @@ pub enum EvidenceType { NetworkActivity, FileSystem, Registry, - API_Calls, + ApiCalls, Timing, } @@ -370,114 +370,125 @@ impl MitreAttackEngine { fn initialize_techniques(&mut self) -> Result<(), GhostError> { // Process Injection (T1055) - self.techniques.insert("T1055".to_string(), AttackTechnique { - id: "T1055".to_string(), - name: "Process Injection".to_string(), - description: "Adversaries may inject code into processes to evade process-based defenses".to_string(), - tactics: vec!["TA0004".to_string(), "TA0005".to_string()], // Defense Evasion, Privilege Escalation - platforms: vec![Platform::Windows, Platform::Linux, Platform::MacOS], - data_sources: vec![ - DataSource { + self.techniques.insert( + "T1055".to_string(), + AttackTechnique { + id: "T1055".to_string(), + name: "Process Injection".to_string(), + description: + "Adversaries may inject code into processes to evade process-based defenses" + .to_string(), + tactics: vec!["TA0004".to_string(), "TA0005".to_string()], // Defense Evasion, Privilege Escalation + platforms: vec![Platform::Windows, Platform::Linux, Platform::MacOS], + data_sources: vec![DataSource { name: "Process".to_string(), data_component: "Process Access".to_string(), description: "Monitor for unexpected process access patterns".to_string(), - }, - ], - detection_methods: vec![ - DetectionMethod { + }], + detection_methods: vec![DetectionMethod { method_type: DetectionType::BehavioralAnalysis, description: "Monitor for unusual cross-process activity".to_string(), effectiveness: 0.85, false_positive_rate: 0.1, - }, - ], - mitigations: vec![ - Mitigation { + }], + mitigations: vec![Mitigation { id: "M1040".to_string(), name: "Behavior Prevention on Endpoint".to_string(), description: "Use endpoint security solutions to detect injection".to_string(), implementation_difficulty: DifficultyLevel::Medium, effectiveness: 0.8, - }, - ], - sub_techniques: vec!["T1055.001".to_string(), "T1055.002".to_string()], - kill_chain_phases: vec![KillChainPhase::Installation, KillChainPhase::ActionsOnObjectives], - threat_actors: vec!["APT1".to_string(), "APT29".to_string()], - references: vec![ - Reference { + }], + sub_techniques: vec!["T1055.001".to_string(), "T1055.002".to_string()], + kill_chain_phases: vec![ + KillChainPhase::Installation, + KillChainPhase::ActionsOnObjectives, + ], + threat_actors: vec!["APT1".to_string(), "APT29".to_string()], + references: vec![Reference { source: "MITRE ATT&CK".to_string(), url: "https://attack.mitre.org/techniques/T1055/".to_string(), description: "Process Injection".to_string(), - }, - ], - }); + }], + }, + ); // Process Hollowing (T1055.012) - self.techniques.insert("T1055.012".to_string(), AttackTechnique { - id: "T1055.012".to_string(), - name: "Process Hollowing".to_string(), - description: "Adversaries may inject malicious code into suspended and hollowed processes".to_string(), - tactics: vec!["TA0004".to_string(), "TA0005".to_string()], - platforms: vec![Platform::Windows], - data_sources: vec![ - DataSource { + self.techniques.insert( + "T1055.012".to_string(), + AttackTechnique { + id: "T1055.012".to_string(), + name: "Process Hollowing".to_string(), + description: + "Adversaries may inject malicious code into suspended and hollowed processes" + .to_string(), + tactics: vec!["TA0004".to_string(), "TA0005".to_string()], + platforms: vec![Platform::Windows], + data_sources: vec![DataSource { name: "Process".to_string(), data_component: "Process Creation".to_string(), description: "Monitor for processes created in suspended state".to_string(), - }, - ], - detection_methods: vec![ - DetectionMethod { + }], + detection_methods: vec![DetectionMethod { method_type: DetectionType::EndpointDetection, description: "Detect hollowing through memory analysis".to_string(), effectiveness: 0.9, false_positive_rate: 0.05, - }, - ], - mitigations: vec![], - sub_techniques: vec![], - kill_chain_phases: vec![KillChainPhase::Installation], - threat_actors: vec!["APT29".to_string(), "Lazarus Group".to_string()], - references: vec![], - }); + }], + mitigations: vec![], + sub_techniques: vec![], + kill_chain_phases: vec![KillChainPhase::Installation], + threat_actors: vec!["APT29".to_string(), "Lazarus Group".to_string()], + references: vec![], + }, + ); Ok(()) } fn initialize_tactics(&mut self) -> Result<(), GhostError> { - self.tactics.insert("TA0004".to_string(), AttackTactic { - id: "TA0004".to_string(), - name: "Defense Evasion".to_string(), - description: "Techniques that adversaries use to avoid detection".to_string(), - techniques: vec!["T1055".to_string()], - matrix_position: 4, - }); + self.tactics.insert( + "TA0004".to_string(), + AttackTactic { + id: "TA0004".to_string(), + name: "Defense Evasion".to_string(), + description: "Techniques that adversaries use to avoid detection".to_string(), + techniques: vec!["T1055".to_string()], + matrix_position: 4, + }, + ); - self.tactics.insert("TA0005".to_string(), AttackTactic { - id: "TA0005".to_string(), - name: "Privilege Escalation".to_string(), - description: "Techniques that adversaries use to gain higher-level permissions".to_string(), - techniques: vec!["T1055".to_string()], - matrix_position: 5, - }); + self.tactics.insert( + "TA0005".to_string(), + AttackTactic { + id: "TA0005".to_string(), + name: "Privilege Escalation".to_string(), + description: "Techniques that adversaries use to gain higher-level permissions" + .to_string(), + techniques: vec!["T1055".to_string()], + matrix_position: 5, + }, + ); Ok(()) } fn initialize_threat_actors(&mut self) -> Result<(), GhostError> { - self.threat_actors.insert("APT29".to_string(), ThreatActor { - id: "G0016".to_string(), - name: "APT29".to_string(), - aliases: vec!["Cozy Bear".to_string(), "The Dukes".to_string()], - description: "Russian state-sponsored threat group".to_string(), - country: Some("Russia".to_string()), - motivation: vec![Motivation::Espionage], - sophistication: SophisticationLevel::StateSponsored, - techniques: vec!["T1055".to_string(), "T1055.012".to_string()], - campaigns: vec!["Operation Ghost".to_string()], - first_seen: SystemTime::now() - Duration::from_secs(365 * 24 * 3600 * 10), // 10 years ago - last_activity: SystemTime::now() - Duration::from_secs(30 * 24 * 3600), // 30 days ago - }); + self.threat_actors.insert( + "APT29".to_string(), + ThreatActor { + id: "G0016".to_string(), + name: "APT29".to_string(), + aliases: vec!["Cozy Bear".to_string(), "The Dukes".to_string()], + description: "Russian state-sponsored threat group".to_string(), + country: Some("Russia".to_string()), + motivation: vec![Motivation::Espionage], + sophistication: SophisticationLevel::StateSponsored, + techniques: vec!["T1055".to_string(), "T1055.012".to_string()], + campaigns: vec!["Operation Ghost".to_string()], + first_seen: SystemTime::now() - Duration::from_secs(365 * 24 * 3600 * 10), // 10 years ago + last_activity: SystemTime::now() - Duration::from_secs(30 * 24 * 3600), // 30 days ago + }, + ); Ok(()) } @@ -501,7 +512,9 @@ impl MitreAttackEngine { memory_regions: &[MemoryRegion], threads: &[ThreadInfo], ) -> Result { - let detected_techniques = self.detect_techniques(process, memory_regions, threads).await?; + let detected_techniques = self + .detect_techniques(process, memory_regions, threads) + .await?; let tactics_coverage = self.analyze_tactics_coverage(&detected_techniques)?; let threat_actor_matches = self.match_threat_actors(&detected_techniques)?; let campaign_indicators = self.analyze_campaign_indicators(&detected_techniques)?; @@ -529,8 +542,13 @@ impl MitreAttackEngine { let mut detected = Vec::new(); // Check for Process Injection indicators - let rwx_regions = memory_regions.iter() - .filter(|r| r.protection.is_readable() && r.protection.is_writable() && r.protection.is_executable()) + let rwx_regions = memory_regions + .iter() + .filter(|r| { + r.protection.is_readable() + && r.protection.is_writable() + && r.protection.is_executable() + }) .count(); if rwx_regions > 0 { @@ -538,14 +556,12 @@ impl MitreAttackEngine { detected.push(DetectedTechnique { technique: technique.clone(), confidence: 0.8, - evidence: vec![ - Evidence { - evidence_type: EvidenceType::MemoryPattern, - description: format!("Found {} RWX memory regions", rwx_regions), - confidence: 0.9, - source: "Memory Analysis".to_string(), - }, - ], + evidence: vec![Evidence { + evidence_type: EvidenceType::MemoryPattern, + description: format!("Found {} RWX memory regions", rwx_regions), + confidence: 0.9, + source: "Memory Analysis".to_string(), + }], sub_technique_id: None, detection_timestamp: SystemTime::now(), }); @@ -558,14 +574,13 @@ impl MitreAttackEngine { detected.push(DetectedTechnique { technique: technique.clone(), confidence: 0.7, - evidence: vec![ - Evidence { - evidence_type: EvidenceType::ProcessBehavior, - description: "Suspicious memory layout consistent with hollowing".to_string(), - confidence: 0.7, - source: "Process Analysis".to_string(), - }, - ], + evidence: vec![Evidence { + evidence_type: EvidenceType::ProcessBehavior, + description: "Suspicious memory layout consistent with hollowing" + .to_string(), + confidence: 0.7, + source: "Process Analysis".to_string(), + }], sub_technique_id: Some("T1055.012".to_string()), detection_timestamp: SystemTime::now(), }); @@ -575,14 +590,18 @@ impl MitreAttackEngine { Ok(detected) } - fn analyze_tactics_coverage(&self, detected_techniques: &[DetectedTechnique]) -> Result, GhostError> { + fn analyze_tactics_coverage( + &self, + detected_techniques: &[DetectedTechnique], + ) -> Result, GhostError> { let mut coverage = Vec::new(); - + for tactic in self.tactics.values() { - let techniques_detected = detected_techniques.iter() + let techniques_detected = detected_techniques + .iter() .filter(|dt| dt.technique.tactics.contains(&tactic.id)) .count(); - + let total_techniques = tactic.techniques.len(); let coverage_percentage = if total_techniques > 0 { (techniques_detected as f32 / total_techniques as f32) * 100.0 @@ -601,18 +620,23 @@ impl MitreAttackEngine { Ok(coverage) } - fn match_threat_actors(&self, detected_techniques: &[DetectedTechnique]) -> Result, GhostError> { + fn match_threat_actors( + &self, + detected_techniques: &[DetectedTechnique], + ) -> Result, GhostError> { let mut matches = Vec::new(); for actor in self.threat_actors.values() { - let matching_techniques: Vec = detected_techniques.iter() + let matching_techniques: Vec = detected_techniques + .iter() .filter(|dt| actor.techniques.contains(&dt.technique.id)) .map(|dt| dt.technique.id.clone()) .collect(); if !matching_techniques.is_empty() { - let match_confidence = matching_techniques.len() as f32 / actor.techniques.len() as f32; - + let match_confidence = + matching_techniques.len() as f32 / actor.techniques.len() as f32; + matches.push(ThreatActorMatch { threat_actor: actor.clone(), match_confidence, @@ -625,13 +649,19 @@ impl MitreAttackEngine { Ok(matches) } - fn analyze_campaign_indicators(&self, _detected_techniques: &[DetectedTechnique]) -> Result, GhostError> { + fn analyze_campaign_indicators( + &self, + _detected_techniques: &[DetectedTechnique], + ) -> Result, GhostError> { Ok(Vec::new()) // Simplified implementation } - fn analyze_kill_chain(&self, detected_techniques: &[DetectedTechnique]) -> Result { + fn analyze_kill_chain( + &self, + detected_techniques: &[DetectedTechnique], + ) -> Result { let mut completed_phases = Vec::new(); - + for technique in detected_techniques { for phase in &technique.technique.kill_chain_phases { if !completed_phases.contains(phase) { @@ -651,16 +681,23 @@ impl MitreAttackEngine { }) } - fn assess_risk(&self, detected_techniques: &[DetectedTechnique]) -> Result { + fn assess_risk( + &self, + detected_techniques: &[DetectedTechnique], + ) -> Result { let technique_count = detected_techniques.len() as f32; let avg_confidence = if !detected_techniques.is_empty() { - detected_techniques.iter().map(|dt| dt.confidence).sum::() / technique_count + detected_techniques + .iter() + .map(|dt| dt.confidence) + .sum::() + / technique_count } else { 0.0 }; let overall_risk_score = (technique_count * 0.3 + avg_confidence * 0.7).min(1.0); - + let urgency_level = if overall_risk_score > 0.8 { UrgencyLevel::Critical } else if overall_risk_score > 0.6 { @@ -676,17 +713,18 @@ impl MitreAttackEngine { attack_likelihood: avg_confidence, potential_impact: 0.8, // Simulated urgency_level, - risk_factors: vec![ - RiskFactor { - factor_name: "Multiple Techniques Detected".to_string(), - risk_contribution: 0.6, - description: "Multiple attack techniques increase overall risk".to_string(), - }, - ], + risk_factors: vec![RiskFactor { + factor_name: "Multiple Techniques Detected".to_string(), + risk_contribution: 0.6, + description: "Multiple attack techniques increase overall risk".to_string(), + }], }) } - fn recommend_mitigations(&self, detected_techniques: &[DetectedTechnique]) -> Result, GhostError> { + fn recommend_mitigations( + &self, + detected_techniques: &[DetectedTechnique], + ) -> Result, GhostError> { let mut recommendations = Vec::new(); for technique in detected_techniques { @@ -709,7 +747,7 @@ impl MitreAttackEngine { // Simulate framework update self.last_update = SystemTime::now(); self.matrix_version = "13.1".to_string(); - + // Return number of updated techniques Ok(self.techniques.len()) } @@ -719,6 +757,10 @@ impl MitreAttackEngine { } pub fn get_framework_stats(&self) -> (usize, usize, usize) { - (self.techniques.len(), self.tactics.len(), self.threat_actors.len()) + ( + self.techniques.len(), + self.tactics.len(), + self.threat_actors.len(), + ) } -} \ No newline at end of file +} diff --git a/ghost-core/src/ml_cloud.rs b/ghost-core/src/ml_cloud.rs index 5613776..a066b92 100644 --- a/ghost-core/src/ml_cloud.rs +++ b/ghost-core/src/ml_cloud.rs @@ -1,7 +1,7 @@ -use crate::{ProcessInfo, MemoryRegion, GhostError}; +use crate::{GhostError, MemoryRegion, ProcessInfo}; use serde::{Deserialize, Serialize}; use std::collections::HashMap; -use std::time::{SystemTime, Duration}; +use std::time::{Duration, SystemTime}; #[derive(Debug, Clone, Serialize, Deserialize)] pub struct CloudMLEngine { @@ -111,8 +111,11 @@ impl CloudMLEngine { // Simulate ML inference let start_time = SystemTime::now(); - - let threat_level = if memory_regions.iter().any(|r| r.protection.is_executable() && r.protection.is_writable()) { + + let threat_level = if memory_regions + .iter() + .any(|r| r.protection.is_executable() && r.protection.is_writable()) + { ThreatSeverity::High } else if memory_regions.len() > 50 { ThreatSeverity::Medium @@ -122,13 +125,11 @@ impl CloudMLEngine { let prediction = ThreatPrediction { threat_level, - technique_predictions: vec![ - TechniquePrediction { - technique_id: "T1055".to_string(), - technique_name: "Process Injection".to_string(), - confidence: 0.85, - }, - ], + technique_predictions: vec![TechniquePrediction { + technique_id: "T1055".to_string(), + technique_name: "Process Injection".to_string(), + confidence: 0.85, + }], anomaly_score: 0.75, }; @@ -140,11 +141,14 @@ impl CloudMLEngine { }; // Cache result - self.cache.insert(cache_key, CachedPrediction { - result: result.clone(), - timestamp: SystemTime::now(), - ttl: Duration::from_secs(300), // 5 minutes - }); + self.cache.insert( + cache_key, + CachedPrediction { + result: result.clone(), + timestamp: SystemTime::now(), + ttl: Duration::from_secs(300), // 5 minutes + }, + ); Ok(result) } @@ -152,4 +156,4 @@ impl CloudMLEngine { pub fn get_model_stats(&self) -> Vec<&MLModel> { self.models.iter().collect() } -} \ No newline at end of file +} diff --git a/ghost-core/src/neural_memory.rs b/ghost-core/src/neural_memory.rs index 1015e12..710a412 100644 --- a/ghost-core/src/neural_memory.rs +++ b/ghost-core/src/neural_memory.rs @@ -1,7 +1,6 @@ -use crate::{ProcessInfo, MemoryRegion, GhostError}; +use crate::{GhostError, MemoryRegion, ProcessInfo}; use serde::{Deserialize, Serialize}; use std::collections::HashMap; -use std::time::{SystemTime, Duration}; #[derive(Debug)] pub struct NeuralMemoryAnalyzer { @@ -143,24 +142,24 @@ impl NeuralMemoryAnalyzer { pub async fn analyze_memory_regions( &mut self, - process: &ProcessInfo, + _process: &ProcessInfo, memory_regions: &[MemoryRegion], ) -> Result { // Extract features let features = self.extract_features(memory_regions)?; - + // Run neural ensemble let predictions = self.run_neural_ensemble(&features).await?; - + // Calculate threat probability let threat_probability = self.calculate_threat_probability(&predictions); - + // Detect patterns let detected_patterns = self.detect_patterns(&features)?; - + // Analyze evasion techniques let evasion_techniques = self.analyze_evasion(&features)?; - + Ok(NeuralAnalysisResult { threat_probability, detected_patterns, @@ -173,33 +172,45 @@ impl NeuralMemoryAnalyzer { fn extract_features(&self, memory_regions: &[MemoryRegion]) -> Result, GhostError> { let mut features = Vec::new(); - + // Basic features features.push(memory_regions.len() as f32); - + // Protection features - let rwx_count = memory_regions.iter() - .filter(|r| r.protection.is_readable() && r.protection.is_writable() && r.protection.is_executable()) + let rwx_count = memory_regions + .iter() + .filter(|r| { + r.protection.is_readable() + && r.protection.is_writable() + && r.protection.is_executable() + }) .count() as f32; features.push(rwx_count); - + Ok(features) } - async fn run_neural_ensemble(&self, features: &[f32]) -> Result, GhostError> { + async fn run_neural_ensemble( + &self, + features: &[f32], + ) -> Result, GhostError> { let mut predictions = Vec::new(); - + for network in &self.neural_networks { let prediction = self.simulate_neural_inference(network, features).await?; predictions.push(prediction); } - + Ok(predictions) } - async fn simulate_neural_inference(&self, network: &NeuralNetwork, _features: &[f32]) -> Result { + async fn simulate_neural_inference( + &self, + network: &NeuralNetwork, + _features: &[f32], + ) -> Result { let prediction = network.accuracy * 0.5; // Simulate prediction - + Ok(ModelPrediction { model_id: network.network_id.clone(), prediction, @@ -207,17 +218,18 @@ impl NeuralMemoryAnalyzer { inference_time_ms: 15.0, }) } - + fn calculate_threat_probability(&self, predictions: &[ModelPrediction]) -> f32 { if predictions.is_empty() { return 0.0; } - - let weighted_sum: f32 = predictions.iter() + + let weighted_sum: f32 = predictions + .iter() .map(|p| p.prediction * p.confidence) .sum(); let total_weight: f32 = predictions.iter().map(|p| p.confidence).sum(); - + if total_weight > 0.0 { weighted_sum / total_weight } else { @@ -232,4 +244,4 @@ impl NeuralMemoryAnalyzer { fn analyze_evasion(&self, _features: &[f32]) -> Result, GhostError> { Ok(Vec::new()) } -} \ No newline at end of file +} diff --git a/ghost-core/src/process.rs b/ghost-core/src/process.rs index 24b2e8c..716116b 100644 --- a/ghost-core/src/process.rs +++ b/ghost-core/src/process.rs @@ -54,8 +54,8 @@ mod platform { CreateToolhelp32Snapshot, Process32FirstW, Process32NextW, PROCESSENTRY32W, TH32CS_SNAPPROCESS, }; - use windows::Win32::System::Threading::{OpenProcess, PROCESS_QUERY_LIMITED_INFORMATION}; use windows::Win32::System::ProcessStatus::GetProcessImageFileNameW; + use windows::Win32::System::Threading::{OpenProcess, PROCESS_QUERY_LIMITED_INFORMATION}; pub fn enumerate_processes() -> Result> { let mut processes = Vec::new(); @@ -106,7 +106,7 @@ mod platform { unsafe { let handle = OpenProcess(PROCESS_QUERY_LIMITED_INFORMATION, false, pid).ok()?; let mut buffer = [0u16; 1024]; - + if GetProcessImageFileNameW(handle, &mut buffer) > 0 { let _ = CloseHandle(handle); let path = String::from_utf16_lossy( @@ -163,13 +163,14 @@ mod platform { fn get_process_info(pid: u32) -> Result { let stat_path = format!("/proc/{}/stat", pid); - let stat_content = - fs::read_to_string(&stat_path).context("Failed to read process stat")?; + let stat_content = fs::read_to_string(&stat_path).context("Failed to read process stat")?; let (name, ppid, thread_count) = parse_stat(&stat_content)?; let exe_path = format!("/proc/{}/exe", pid); - let path = fs::read_link(&exe_path).ok().map(|p| p.to_string_lossy().into_owned()); + let path = fs::read_link(&exe_path) + .ok() + .map(|p| p.to_string_lossy().into_owned()); Ok(ProcessInfo { pid, @@ -219,7 +220,9 @@ mod platform { use anyhow::Result; pub fn enumerate_processes() -> Result> { - Err(anyhow::anyhow!("Process enumeration not supported on this platform")) + Err(anyhow::anyhow!( + "Process enumeration not supported on this platform" + )) } } diff --git a/ghost-core/src/shellcode.rs b/ghost-core/src/shellcode.rs index 4ef5bc1..b121f0b 100644 --- a/ghost-core/src/shellcode.rs +++ b/ghost-core/src/shellcode.rs @@ -1,5 +1,3 @@ -use crate::{GhostError, Result}; - #[derive(Debug, Clone)] pub struct ShellcodeSignature { pub pattern: Vec, @@ -17,6 +15,7 @@ pub struct ShellcodeDetection { } /// Common shellcode patterns and signatures +#[derive(Debug)] pub struct ShellcodeDetector { signatures: Vec, } @@ -298,8 +297,12 @@ impl ShellcodeDetector { // Linux x64 execve pattern self.signatures.push(ShellcodeSignature { - pattern: vec![0x48, 0x31, 0xD2, 0x48, 0xBB, 0xFF, 0x2F, 0x62, 0x69, 0x6E, 0x2F, 0x73, 0x68], // xor rdx, rdx; mov rbx, "/bin/sh" - mask: vec![0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF], + pattern: vec![ + 0x48, 0x31, 0xD2, 0x48, 0xBB, 0xFF, 0x2F, 0x62, 0x69, 0x6E, 0x2F, 0x73, 0x68, + ], // xor rdx, rdx; mov rbx, "/bin/sh" + mask: vec![ + 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, + ], name: "Linux x64 execve /bin/sh", confidence: 0.98, }); @@ -407,7 +410,7 @@ impl ShellcodeDetector { let region = &data[search_start..search_end]; let matches = self.find_pattern_matches(region, &sig.pattern, &sig.mask); - + if !matches.is_empty() { detection.signature_matches.push(sig.name.to_string()); detection.confidence = (detection.confidence + sig.confidence).min(1.0); @@ -466,7 +469,11 @@ impl ShellcodeDetector { } } - fn check_instruction_patterns(&self, data: &[u8], base_address: usize) -> Option { + fn check_instruction_patterns( + &self, + data: &[u8], + base_address: usize, + ) -> Option { if data.len() < 32 { return None; } @@ -479,10 +486,10 @@ impl ShellcodeDetector { match data[i] { 0xEB => suspicious_instructions += 1, // Short jump 0xE9 => suspicious_instructions += 1, // Near jump - 0xFF if data.get(i + 1).map_or(false, |&b| (b & 0x38) == 0x20) => { + 0xFF if data.get(i + 1).is_some_and(|&b| (b & 0x38) == 0x20) => { suspicious_instructions += 2; // Indirect jump } - 0x0F if data.get(i + 1).map_or(false, |&b| b == 0x05) => { + 0x0F if data.get(i + 1).is_some_and(|&b| b == 0x05) => { suspicious_instructions += 2; // SYSCALL } _ => {} @@ -509,4 +516,4 @@ impl Default for ShellcodeDetector { fn default() -> Self { Self::new() } -} \ No newline at end of file +} diff --git a/ghost-core/src/streaming.rs b/ghost-core/src/streaming.rs index f97a529..3710c4f 100644 --- a/ghost-core/src/streaming.rs +++ b/ghost-core/src/streaming.rs @@ -1,9 +1,9 @@ +use crate::{DetectionResult, EvasionResult, ProcessInfo, ThreatContext, ThreatLevel}; +use serde::{Deserialize, Serialize}; use std::collections::HashMap; use std::sync::{Arc, Mutex}; -use std::time::{SystemTime, Duration}; +use std::time::{Duration, SystemTime}; use tokio::sync::{broadcast, mpsc}; -use serde::{Serialize, Deserialize}; -use crate::{DetectionResult, ThreatLevel, ProcessInfo, ThreatContext, EvasionResult}; /// Real-time Event Streaming and Alerting System /// Provides configurable alerting, correlation, and notification capabilities @@ -519,6 +519,12 @@ pub struct EventBuffer { retention_period: Duration, } +impl Default for EventStreamingSystem { + fn default() -> Self { + Self::new() + } +} + impl EventStreamingSystem { pub fn new() -> Self { Self { @@ -526,12 +532,18 @@ impl EventStreamingSystem { alert_manager: AlertManager::new(), correlation_engine: CorrelationEngine::new(), notification_system: NotificationSystem::new(), - event_buffer: Arc::new(Mutex::new(EventBuffer::new(10000, Duration::from_secs(3600)))), + event_buffer: Arc::new(Mutex::new(EventBuffer::new( + 10000, + Duration::from_secs(3600), + ))), } } /// Publish a detection event - pub async fn publish_detection_event(&mut self, detection: DetectionResult) -> Result<(), Box> { + pub async fn publish_detection_event( + &mut self, + detection: DetectionResult, + ) -> Result<(), Box> { let event = StreamingEvent { event_id: format!("det_{}", uuid::Uuid::new_v4()), timestamp: SystemTime::now(), @@ -556,11 +568,16 @@ impl EventStreamingSystem { tags: vec!["process-injection".to_string(), "detection".to_string()], }; - self.publish_event(EventChannel::DetectionEvents, event).await + self.publish_event(EventChannel::DetectionEvents, event) + .await } /// Publish an evasion detection event - pub async fn publish_evasion_event(&mut self, evasion: EvasionResult, process: &ProcessInfo) -> Result<(), Box> { + pub async fn publish_evasion_event( + &mut self, + evasion: EvasionResult, + _process: &ProcessInfo, + ) -> Result<(), Box> { let severity = if evasion.sophistication_score > 0.8 { EventSeverity::Critical } else if evasion.sophistication_score > 0.6 { @@ -589,11 +606,16 @@ impl EventStreamingSystem { tags: vec!["evasion".to_string(), "anti-analysis".to_string()], }; - self.publish_event(EventChannel::EvasionDetection, event).await + self.publish_event(EventChannel::EvasionDetection, event) + .await } /// Publish a generic event to specified channel - async fn publish_event(&mut self, channel: EventChannel, event: StreamingEvent) -> Result<(), Box> { + async fn publish_event( + &mut self, + channel: EventChannel, + event: StreamingEvent, + ) -> Result<(), Box> { // Add to event buffer for correlation { let mut buffer = self.event_buffer.lock().unwrap(); @@ -614,9 +636,12 @@ impl EventStreamingSystem { Ok(()) } - async fn handle_correlated_incident(&mut self, incident: CorrelatedIncident) -> Result<(), Box> { + async fn handle_correlated_incident( + &mut self, + incident: CorrelatedIncident, + ) -> Result<(), Box> { println!("Correlated incident detected: {}", incident.title); - + // Create alert for correlated incident let alert = Alert { alert_id: format!("inc_{}", uuid::Uuid::new_v4()), @@ -653,6 +678,12 @@ impl EventStreamingSystem { } } +impl Default for EventPublisher { + fn default() -> Self { + Self::new() + } +} + impl EventPublisher { pub fn new() -> Self { Self { @@ -661,7 +692,11 @@ impl EventPublisher { } } - pub async fn publish(&mut self, channel: EventChannel, event: StreamingEvent) -> Result<(), Box> { + pub async fn publish( + &mut self, + channel: EventChannel, + event: StreamingEvent, + ) -> Result<(), Box> { if let Some(sender) = self.channels.get(&channel) { sender.send(event)?; } @@ -669,18 +704,23 @@ impl EventPublisher { } pub fn subscribe(&mut self, channel: EventChannel) -> broadcast::Receiver { - let sender = self.channels.entry(channel.clone()) - .or_insert_with(|| { - let (tx, _) = broadcast::channel(1000); - tx - }); - + let sender = self.channels.entry(channel.clone()).or_insert_with(|| { + let (tx, _) = broadcast::channel(1000); + tx + }); + let receiver = sender.subscribe(); *self.subscribers.entry(channel).or_insert(0) += 1; receiver } } +impl Default for AlertManager { + fn default() -> Self { + Self::new() + } +} + impl AlertManager { pub fn new() -> Self { Self { @@ -691,12 +731,17 @@ impl AlertManager { } } - pub async fn evaluate_alerts(&mut self, event: &StreamingEvent) -> Result<(), Box> { - let triggered_rules: Vec = self.alert_rules.iter() + pub async fn evaluate_alerts( + &mut self, + event: &StreamingEvent, + ) -> Result<(), Box> { + let triggered_rules: Vec = self + .alert_rules + .iter() .filter(|rule| rule.enabled && self.evaluate_rule_conditions(rule, event)) .cloned() .collect(); - + for rule in triggered_rules { self.trigger_alert(&rule, event).await?; } @@ -734,7 +779,11 @@ impl AlertManager { }) } - async fn trigger_alert(&mut self, rule: &AlertRule, event: &StreamingEvent) -> Result<(), Box> { + async fn trigger_alert( + &mut self, + rule: &AlertRule, + event: &StreamingEvent, + ) -> Result<(), Box> { let alert = Alert { alert_id: format!("alert_{}", uuid::Uuid::new_v4()), rule_id: rule.rule_id.clone(), @@ -761,7 +810,7 @@ impl AlertManager { pub async fn create_alert(&mut self, alert: Alert) -> Result<(), Box> { println!("Alert created: {} - {}", alert.alert_id, alert.title); - + let active_alert = ActiveAlert { alert: alert.clone(), escalation_level: 0, @@ -769,13 +818,20 @@ impl AlertManager { notification_count: 0, }; - self.active_alerts.insert(alert.alert_id.clone(), active_alert); + self.active_alerts + .insert(alert.alert_id.clone(), active_alert); self.alert_history.push(alert); - + Ok(()) } } +impl Default for CorrelationEngine { + fn default() -> Self { + Self::new() + } +} + impl CorrelationEngine { pub fn new() -> Self { Self { @@ -789,13 +845,16 @@ impl CorrelationEngine { } } - pub async fn correlate_event(&mut self, event: &StreamingEvent) -> Result, Box> { + pub async fn correlate_event( + &mut self, + event: &StreamingEvent, + ) -> Result, Box> { // Simplified correlation logic for rule in &self.correlation_rules { - if let Some(incident) = self.evaluate_correlation_rule(rule, event) { + if let Some(_incident) = self.evaluate_correlation_rule(rule, event) { self.incident_tracker.incident_counter += 1; let incident_id = format!("incident_{}", self.incident_tracker.incident_counter); - + let correlated_incident = CorrelatedIncident { incident_id: incident_id.clone(), timestamp: SystemTime::now(), @@ -810,21 +869,33 @@ impl CorrelationEngine { status: IncidentStatus::Open, }; - self.incident_tracker.incidents.insert(incident_id, correlated_incident.clone()); + self.incident_tracker + .incidents + .insert(incident_id, correlated_incident.clone()); return Ok(Some(correlated_incident)); } } - + Ok(None) } - fn evaluate_correlation_rule(&self, rule: &CorrelationRule, event: &StreamingEvent) -> Option<()> { + fn evaluate_correlation_rule( + &self, + _rule: &CorrelationRule, + _event: &StreamingEvent, + ) -> Option<()> { // Simplified correlation rule evaluation // In a real implementation, this would be much more sophisticated Some(()) } } +impl Default for NotificationSystem { + fn default() -> Self { + Self::new() + } +} + impl NotificationSystem { pub fn new() -> Self { let (tx, _) = mpsc::channel(1000); @@ -836,20 +907,35 @@ impl NotificationSystem { } pub fn add_email_channel(&mut self, name: String, config: SmtpConfig) { - let channel = EmailChannel { smtp_config: config }; + let channel = EmailChannel { + smtp_config: config, + }; self.channels.insert(name, Box::new(channel)); } - pub fn add_slack_channel(&mut self, name: String, webhook_url: String, default_channel: String) { - let channel = SlackChannel { webhook_url, default_channel }; + pub fn add_slack_channel( + &mut self, + name: String, + webhook_url: String, + default_channel: String, + ) { + let channel = SlackChannel { + webhook_url, + default_channel, + }; self.channels.insert(name, Box::new(channel)); } - pub fn add_webhook_channel(&mut self, name: String, endpoint_url: String, headers: HashMap) { - let channel = WebhookChannel { - endpoint_url, - headers, - auth_token: None + pub fn add_webhook_channel( + &mut self, + name: String, + endpoint_url: String, + headers: HashMap, + ) { + let channel = WebhookChannel { + endpoint_url, + headers, + auth_token: None, }; self.channels.insert(name, Box::new(channel)); } @@ -866,11 +952,11 @@ impl EventBuffer { pub fn add_event(&mut self, event: StreamingEvent) { self.events.push(event); - + // Remove old events let cutoff_time = SystemTime::now() - self.retention_period; self.events.retain(|e| e.timestamp >= cutoff_time); - + // Limit buffer size if self.events.len() > self.max_size { self.events.drain(0..self.events.len() - self.max_size); @@ -879,8 +965,9 @@ impl EventBuffer { pub fn get_events_in_window(&self, window: Duration) -> Vec<&StreamingEvent> { let cutoff_time = SystemTime::now() - window; - self.events.iter() + self.events + .iter() .filter(|e| e.timestamp >= cutoff_time) .collect() } -} \ No newline at end of file +} diff --git a/ghost-core/src/testing.rs b/ghost-core/src/testing.rs index 39cc896..6f93948 100644 --- a/ghost-core/src/testing.rs +++ b/ghost-core/src/testing.rs @@ -1,9 +1,9 @@ +use crate::{ + DetectionEngine, DetectionResult, MemoryProtection, MemoryRegion, ProcessInfo, ThreadInfo, + ThreatLevel, +}; use std::collections::HashMap; use std::time::{Duration, Instant}; -use crate::{ - DetectionEngine, DetectionResult, ThreatLevel, ProcessInfo, MemoryRegion, - ThreadInfo, MemoryProtection, EvasionResult, ThreatContext -}; /// Comprehensive Testing Framework for Ghost Detection Engine /// Provides unit tests, integration tests, and performance benchmarks @@ -189,10 +189,10 @@ pub struct ProcessAnalysisBenchmark { #[derive(Debug, Clone)] pub enum ComplexityLevel { - Simple, // Basic process with minimal memory regions - Moderate, // Standard process with normal memory layout - Complex, // Process with many threads and memory regions - Extreme, // Heavily loaded process with maximum complexity + Simple, // Basic process with minimal memory regions + Moderate, // Standard process with normal memory layout + Complex, // Process with many threads and memory regions + Extreme, // Heavily loaded process with maximum complexity } #[derive(Debug, Clone)] @@ -205,10 +205,10 @@ pub struct MemoryScanningBenchmark { #[derive(Debug, Clone)] pub enum ScanAlgorithm { Linear, - Boyer_Moore, - Knuth_Morris_Pratt, - Aho_Corasick, - SIMD_Optimized, + BoyerMoore, + KnuthMorrisPratt, + AhoCorasick, + SimdOptimized, } #[derive(Debug, Clone)] @@ -234,9 +234,9 @@ pub struct SystemScanBenchmark { #[derive(Debug, Clone)] pub enum ScanDepth { - Surface, // Basic process enumeration - Standard, // Process + memory analysis - Deep, // Full analysis including threads + Surface, // Basic process enumeration + Standard, // Process + memory analysis + Deep, // Full analysis including threads Comprehensive, // All detection modules enabled } @@ -367,6 +367,12 @@ pub struct ValidationDetails { pub false_negative_rate: f32, } +impl Default for TestFramework { + fn default() -> Self { + Self::new() + } +} + impl TestFramework { pub fn new() -> Self { Self { @@ -404,24 +410,20 @@ impl TestFramework { thread_count: 1, suspicious_indicators: Vec::new(), }, - memory_data: vec![ - MemoryTestData { - base_address: 0x400000, - size: 0x10000, - protection: MemoryProtection::ReadExecute, - contains_shellcode: false, - shellcode_pattern: None, - } - ], - thread_data: vec![ - ThreadTestData { - tid: 5678, - entry_point: 0x401000, - stack_base: 0x500000, - stack_size: 0x10000, - is_suspicious: false, - } - ], + memory_data: vec![MemoryTestData { + base_address: 0x400000, + size: 0x10000, + protection: MemoryProtection::ReadExecute, + contains_shellcode: false, + shellcode_pattern: None, + }], + thread_data: vec![ThreadTestData { + tid: 5678, + entry_point: 0x401000, + stack_base: 0x500000, + stack_size: 0x10000, + is_suspicious: false, + }], injection_type: None, }), expected_result: ExpectedResult::ThreatLevel(ThreatLevel::Clean), @@ -444,29 +446,29 @@ impl TestFramework { "Suspicious API calls".to_string(), ], }, - memory_data: vec![ - MemoryTestData { - base_address: 0x200000, - size: 0x1000, - protection: MemoryProtection::ReadWriteExecute, - contains_shellcode: true, - shellcode_pattern: Some(vec![0x90, 0x90, 0xEB, 0xFE]), // NOP NOP JMP -2 - } - ], - thread_data: vec![ - ThreadTestData { - tid: 1111, - entry_point: 0x200000, - stack_base: 0x600000, - stack_size: 0x10000, - is_suspicious: true, - } - ], + memory_data: vec![MemoryTestData { + base_address: 0x200000, + size: 0x1000, + protection: MemoryProtection::ReadWriteExecute, + contains_shellcode: true, + shellcode_pattern: Some(vec![0x90, 0x90, 0xEB, 0xFE]), // NOP NOP JMP -2 + }], + thread_data: vec![ThreadTestData { + tid: 1111, + entry_point: 0x200000, + stack_base: 0x600000, + stack_size: 0x10000, + is_suspicious: true, + }], injection_type: Some(InjectionTestType::ShellcodeInjection), }), expected_result: ExpectedResult::ThreatLevel(ThreatLevel::Malicious), timeout: Duration::from_secs(10), - tags: vec!["unit".to_string(), "detection".to_string(), "malware".to_string()], + tags: vec![ + "unit".to_string(), + "detection".to_string(), + "malware".to_string(), + ], }); let test_suite = TestSuite { @@ -477,7 +479,8 @@ impl TestFramework { teardown_function: None, }; - self.test_suites.insert("detection_engine".to_string(), test_suite); + self.test_suites + .insert("detection_engine".to_string(), test_suite); } /// Create shellcode detection tests @@ -496,20 +499,18 @@ impl TestFramework { thread_count: 1, suspicious_indicators: Vec::new(), }, - memory_data: vec![ - MemoryTestData { - base_address: 0x300000, - size: 0x1000, - protection: MemoryProtection::ReadWriteExecute, - contains_shellcode: true, - shellcode_pattern: Some(vec![ - 0x31, 0xC0, // XOR EAX, EAX - 0x50, // PUSH EAX - 0x68, 0x2F, 0x2F, 0x73, 0x68, // PUSH //sh - 0x68, 0x2F, 0x62, 0x69, 0x6E, // PUSH /bin - ]), - } - ], + memory_data: vec![MemoryTestData { + base_address: 0x300000, + size: 0x1000, + protection: MemoryProtection::ReadWriteExecute, + contains_shellcode: true, + shellcode_pattern: Some(vec![ + 0x31, 0xC0, // XOR EAX, EAX + 0x50, // PUSH EAX + 0x68, 0x2F, 0x2F, 0x73, 0x68, // PUSH //sh + 0x68, 0x2F, 0x62, 0x69, 0x6E, // PUSH /bin + ]), + }], thread_data: Vec::new(), injection_type: Some(InjectionTestType::ShellcodeInjection), }), @@ -526,7 +527,8 @@ impl TestFramework { teardown_function: None, }; - self.test_suites.insert("shellcode_detection".to_string(), test_suite); + self.test_suites + .insert("shellcode_detection".to_string(), test_suite); } /// Create process hollowing detection tests @@ -547,15 +549,13 @@ impl TestFramework { "Unexpected memory layout".to_string(), ], }, - memory_data: vec![ - MemoryTestData { - base_address: 0x400000, - size: 0x20000, - protection: MemoryProtection::ReadWriteExecute, - contains_shellcode: false, - shellcode_pattern: None, - } - ], + memory_data: vec![MemoryTestData { + base_address: 0x400000, + size: 0x20000, + protection: MemoryProtection::ReadWriteExecute, + contains_shellcode: false, + shellcode_pattern: None, + }], thread_data: Vec::new(), injection_type: Some(InjectionTestType::ProcessHollowing), }), @@ -572,7 +572,8 @@ impl TestFramework { teardown_function: None, }; - self.test_suites.insert("process_hollowing".to_string(), test_suite); + self.test_suites + .insert("process_hollowing".to_string(), test_suite); } /// Create evasion detection tests @@ -610,7 +611,8 @@ impl TestFramework { teardown_function: None, }; - self.test_suites.insert("evasion_detection".to_string(), test_suite); + self.test_suites + .insert("evasion_detection".to_string(), test_suite); } /// Create threat intelligence tests @@ -626,12 +628,10 @@ impl TestFramework { benchmarks.push(Benchmark { name: "single_process_analysis".to_string(), description: "Benchmark single process analysis performance".to_string(), - benchmark_function: BenchmarkFunction::ProcessAnalysis( - ProcessAnalysisBenchmark { - process_count: 1, - complexity_level: ComplexityLevel::Moderate, - } - ), + benchmark_function: BenchmarkFunction::ProcessAnalysis(ProcessAnalysisBenchmark { + process_count: 1, + complexity_level: ComplexityLevel::Moderate, + }), warm_up_iterations: 10, measurement_iterations: 100, target_metrics: vec![ @@ -644,12 +644,10 @@ impl TestFramework { benchmarks.push(Benchmark { name: "bulk_process_analysis".to_string(), description: "Benchmark bulk process analysis performance".to_string(), - benchmark_function: BenchmarkFunction::ProcessAnalysis( - ProcessAnalysisBenchmark { - process_count: 100, - complexity_level: ComplexityLevel::Simple, - } - ), + benchmark_function: BenchmarkFunction::ProcessAnalysis(ProcessAnalysisBenchmark { + process_count: 100, + complexity_level: ComplexityLevel::Simple, + }), warm_up_iterations: 5, measurement_iterations: 20, target_metrics: vec![ @@ -666,7 +664,8 @@ impl TestFramework { baseline_measurements: HashMap::new(), }; - self.benchmark_suites.insert("performance".to_string(), benchmark_suite); + self.benchmark_suites + .insert("performance".to_string(), benchmark_suite); } /// Create integration tests @@ -714,17 +713,20 @@ impl TestFramework { teardown_function: None, }; - self.test_suites.insert("integration".to_string(), test_suite); + self.test_suites + .insert("integration".to_string(), test_suite); } /// Run all test suites pub fn run_all_tests(&mut self) -> TestRunReport { let mut report = TestRunReport::new(); - - let suite_names_and_tests: Vec<(String, TestSuite)> = self.test_suites.iter() + + let suite_names_and_tests: Vec<(String, TestSuite)> = self + .test_suites + .iter() .map(|(name, suite)| (name.clone(), suite.clone())) .collect(); - + for (suite_name, test_suite) in suite_names_and_tests { let suite_results = self.run_test_suite(&test_suite); report.add_suite_results(suite_name, suite_results); @@ -759,20 +761,16 @@ impl TestFramework { /// Run a single test case fn run_test_case(&mut self, test_case: &TestCase) -> TestResult { let start_time = Instant::now(); - + let status = match &test_case.test_function { TestFunction::DetectionTest(params) => { self.run_detection_test(params, &test_case.expected_result) } - TestFunction::PerformanceTest(params) => { - self.run_performance_test(params) - } + TestFunction::PerformanceTest(params) => self.run_performance_test(params), TestFunction::IntegrationTest(params) => { self.run_integration_test(params, &test_case.expected_result) } - TestFunction::StressTest(params) => { - self.run_stress_test(params) - } + TestFunction::StressTest(params) => self.run_stress_test(params), }; let execution_time = start_time.elapsed(); @@ -793,7 +791,11 @@ impl TestFramework { } /// Run detection test - fn run_detection_test(&self, params: &DetectionTestParams, expected: &ExpectedResult) -> TestStatus { + fn run_detection_test( + &self, + params: &DetectionTestParams, + expected: &ExpectedResult, + ) -> TestStatus { // Create test detection engine let mut engine = match DetectionEngine::new() { Ok(engine) => engine, @@ -809,24 +811,28 @@ impl TestFramework { thread_count: params.process_data.thread_count, }; - let memory_regions: Vec = params.memory_data.iter().map(|mem| { - MemoryRegion { + let memory_regions: Vec = params + .memory_data + .iter() + .map(|mem| MemoryRegion { base_address: mem.base_address, size: mem.size, - protection: mem.protection.clone(), + protection: mem.protection, region_type: "PRIVATE".to_string(), - } - }).collect(); + }) + .collect(); - let threads: Vec = params.thread_data.iter().map(|thread| { - ThreadInfo { + let threads: Vec = params + .thread_data + .iter() + .map(|thread| ThreadInfo { tid: thread.tid, owner_pid: process_info.pid, start_address: thread.entry_point, creation_time: 0, state: crate::thread::ThreadState::Running, - } - }).collect(); + }) + .collect(); // Run detection let result = engine.analyze_process(&process_info, &memory_regions, Some(&threads)); @@ -878,7 +884,11 @@ impl TestFramework { } /// Run integration test - fn run_integration_test(&self, _params: &IntegrationTestParams, _expected: &ExpectedResult) -> TestStatus { + fn run_integration_test( + &self, + _params: &IntegrationTestParams, + _expected: &ExpectedResult, + ) -> TestStatus { // Implementation would test component interactions TestStatus::Passed } @@ -901,6 +911,12 @@ pub struct TestRunReport { pub suite_results: HashMap>, } +impl Default for TestRunReport { + fn default() -> Self { + Self::new() + } +} + impl TestRunReport { pub fn new() -> Self { Self { @@ -937,6 +953,12 @@ impl TestRunReport { } } +impl Default for TestDataGenerator { + fn default() -> Self { + Self::new() + } +} + impl TestDataGenerator { pub fn new() -> Self { Self { @@ -947,7 +969,7 @@ impl TestDataGenerator { } /// Generate synthetic test processes - pub fn generate_test_processes(&self, count: usize) -> Vec { + pub fn generate_test_processes(&self, _count: usize) -> Vec { // Implementation would generate realistic test process data Vec::new() } @@ -962,6 +984,12 @@ impl TestDataGenerator { } } +impl Default for PerformanceProfiler { + fn default() -> Self { + Self::new() + } +} + impl PerformanceProfiler { pub fn new() -> Self { Self { @@ -983,7 +1011,9 @@ impl PerformanceProfiler { /// Stop profiling and collect results pub fn stop_profiling(&mut self, session_id: &str) -> Option> { - self.active_profiles.remove(session_id).map(|session| session.measurements) + self.active_profiles + .remove(session_id) + .map(|session| session.measurements) } /// Record a measurement @@ -997,4 +1027,4 @@ impl PerformanceProfiler { }); } } -} \ No newline at end of file +} diff --git a/ghost-core/src/thread.rs b/ghost-core/src/thread.rs index 0cf71d6..ddf7b03 100644 --- a/ghost-core/src/thread.rs +++ b/ghost-core/src/thread.rs @@ -60,7 +60,7 @@ mod platform { use anyhow::{Context, Result}; use windows::Win32::Foundation::CloseHandle; use windows::Win32::System::Diagnostics::ToolHelp::{ - CreateToolhelp32Snapshot, Thread32First, Thread32Next, THREADENTRY32, TH32CS_SNAPTHREAD, + CreateToolhelp32Snapshot, Thread32First, Thread32Next, TH32CS_SNAPTHREAD, THREADENTRY32, }; use windows::Win32::System::Threading::{ OpenThread, THREAD_QUERY_INFORMATION, THREAD_QUERY_LIMITED_INFORMATION, @@ -216,8 +216,7 @@ mod platform { pub fn enumerate_threads(pid: u32) -> Result> { let task_dir = format!("/proc/{}/task", pid); - let entries = - fs::read_dir(&task_dir).context(format!("Failed to read {}", task_dir))?; + let entries = fs::read_dir(&task_dir).context(format!("Failed to read {}", task_dir))?; let mut threads = Vec::new(); @@ -341,11 +340,7 @@ mod platform { } extern "C" { - fn task_for_pid( - target_tport: mach_port_t, - pid: i32, - task: *mut mach_port_t, - ) -> i32; + fn task_for_pid(target_tport: mach_port_t, pid: i32, task: *mut mach_port_t) -> i32; fn mach_task_self() -> mach_port_t; fn task_threads( target_task: mach_port_t, @@ -359,11 +354,7 @@ mod platform { thread_info_out_cnt: *mut u32, ) -> i32; fn mach_port_deallocate(task: mach_port_t, name: mach_port_t) -> i32; - fn vm_deallocate( - target_task: mach_port_t, - address: usize, - size: usize, - ) -> i32; + fn vm_deallocate(target_task: mach_port_t, address: usize, size: usize) -> i32; } let mut threads = Vec::new(); @@ -420,11 +411,9 @@ mod platform { // Calculate creation time from user_time + system_time (accumulated time) let creation_time = if kr == 0 { - let total_microseconds = (info.user_time.seconds as u64 * 1_000_000 - + info.user_time.microseconds as u64) + (info.user_time.seconds as u64 * 1_000_000 + info.user_time.microseconds as u64) + (info.system_time.seconds as u64 * 1_000_000 - + info.system_time.microseconds as u64); - total_microseconds + + info.system_time.microseconds as u64) } else { 0 }; diff --git a/ghost-core/src/threat_intel.rs b/ghost-core/src/threat_intel.rs index 61cdca5..ef0e172 100644 --- a/ghost-core/src/threat_intel.rs +++ b/ghost-core/src/threat_intel.rs @@ -1,10 +1,11 @@ +use crate::{DetectionResult, ProcessInfo, ThreatLevel}; +use serde::{Deserialize, Serialize}; use std::collections::HashMap; -use std::time::{SystemTime, Duration}; -use serde::{Serialize, Deserialize}; -use crate::{DetectionResult, ThreatLevel, ProcessInfo}; +use std::time::{Duration, SystemTime}; /// Threat Intelligence Integration Module /// Provides real-time threat context and IOC matching +#[derive(Debug)] pub struct ThreatIntelligence { ioc_database: IocDatabase, threat_feeds: Vec, @@ -81,6 +82,7 @@ pub struct Campaign { pub iocs: Vec, } +#[derive(Debug)] pub struct IocDatabase { indicators: HashMap, hash_index: HashMap>, @@ -127,6 +129,7 @@ pub struct FrequencyRequirement { pub time_window: Duration, } +#[derive(Debug)] pub struct ThreatFeed { pub name: String, pub url: String, @@ -153,6 +156,7 @@ pub struct FeedCredential { pub password: Option, } +#[derive(Debug)] pub struct AttributionEngine { threat_actors: HashMap, campaigns: HashMap, @@ -171,18 +175,32 @@ pub struct AttributionRule { #[derive(Debug, Clone)] pub enum AttributionCondition { - IocMatch { ioc_types: Vec, min_matches: u32 }, - TechniquePattern { techniques: Vec, correlation: f32 }, - TemporalPattern { time_windows: Vec, frequency: u32 }, - GeographicalIndicator { regions: Vec, confidence: f32 }, + IocMatch { + ioc_types: Vec, + min_matches: u32, + }, + TechniquePattern { + techniques: Vec, + correlation: f32, + }, + TemporalPattern { + time_windows: Vec, + frequency: u32, + }, + GeographicalIndicator { + regions: Vec, + confidence: f32, + }, } +#[derive(Debug)] pub struct SimilarityCalculator { technique_weights: HashMap, temporal_weights: HashMap, behavioral_weights: HashMap, } +#[derive(Debug)] pub struct ReputationCache { process_reputations: HashMap, ip_reputations: HashMap, @@ -311,7 +329,7 @@ impl ThreatIntelligence { // Initialize with basic IOCs self.load_default_iocs().await?; - + Ok(()) } @@ -321,7 +339,10 @@ impl ThreatIntelligence { let mut risk_score = 0.0f32; // Check process name against IOCs - if let Some(iocs) = self.ioc_database.lookup_process_name(&detection.process.name) { + if let Some(iocs) = self + .ioc_database + .lookup_process_name(&detection.process.name) + { matched_iocs.extend(iocs); } @@ -349,8 +370,9 @@ impl ThreatIntelligence { } // Perform attribution analysis - let (threat_actor, campaign, attribution_confidence) = - self.attribution_engine.analyze_attribution(&matched_iocs, &detection.indicators); + let (threat_actor, campaign, attribution_confidence) = self + .attribution_engine + .analyze_attribution(&matched_iocs, &detection.indicators); // Generate recommended actions let recommended_actions = self.generate_recommendations(&matched_iocs, risk_score); @@ -373,16 +395,19 @@ impl ThreatIntelligence { /// Update all threat feeds pub async fn update_threat_feeds(&mut self) -> Result<(), Box> { let mut updates = Vec::new(); - + for (idx, feed) in self.threat_feeds.iter().enumerate() { - if SystemTime::now().duration_since(feed.last_update).unwrap_or_default() - >= feed.update_interval { + if SystemTime::now() + .duration_since(feed.last_update) + .unwrap_or_default() + >= feed.update_interval + { // Fetch data inline to avoid borrow issues let iocs = Vec::new(); // Stub implementation updates.push((idx, iocs)); } } - + for (idx, iocs) in updates { self.ioc_database.update_indicators(iocs); self.threat_feeds[idx].last_update = SystemTime::now(); @@ -391,7 +416,10 @@ impl ThreatIntelligence { } /// Fetch data from a threat feed - async fn fetch_feed_data(&self, feed: &ThreatFeed) -> Result, Box> { + async fn fetch_feed_data( + &self, + feed: &ThreatFeed, + ) -> Result, Box> { // Implementation would depend on feed type match feed.feed_type { FeedType::JSON => self.fetch_json_feed(feed).await, @@ -401,19 +429,28 @@ impl ThreatIntelligence { } } - async fn fetch_json_feed(&self, feed: &ThreatFeed) -> Result, Box> { + async fn fetch_json_feed( + &self, + feed: &ThreatFeed, + ) -> Result, Box> { // Placeholder implementation // In a real implementation, this would fetch from the feed URL Ok(Vec::new()) } - async fn fetch_stix_feed(&self, feed: &ThreatFeed) -> Result, Box> { + async fn fetch_stix_feed( + &self, + feed: &ThreatFeed, + ) -> Result, Box> { // Placeholder implementation // In a real implementation, this would parse STIX/TAXII data Ok(Vec::new()) } - async fn fetch_csv_feed(&self, feed: &ThreatFeed) -> Result, Box> { + async fn fetch_csv_feed( + &self, + feed: &ThreatFeed, + ) -> Result, Box> { // Placeholder implementation // In a real implementation, this would parse CSV threat data Ok(Vec::new()) @@ -431,7 +468,10 @@ impl ThreatIntelligence { confidence: 0.6, created_date: SystemTime::now(), expiry_date: None, - tags: vec!["process-injection".to_string(), "living-off-the-land".to_string()], + tags: vec![ + "process-injection".to_string(), + "living-off-the-land".to_string(), + ], mitre_techniques: vec!["T1055".to_string()], }, IndicatorOfCompromise { @@ -467,7 +507,11 @@ impl ThreatIntelligence { Ok(()) } - fn generate_recommendations(&self, iocs: &[IndicatorOfCompromise], risk_score: f32) -> Vec { + fn generate_recommendations( + &self, + iocs: &[IndicatorOfCompromise], + risk_score: f32, + ) -> Vec { let mut recommendations = Vec::new(); if risk_score > 0.8 { @@ -487,9 +531,15 @@ impl ThreatIntelligence { for ioc in iocs { for technique in &ioc.mitre_techniques { match technique.as_str() { - "T1055" => recommendations.push("Deploy process injection countermeasures".to_string()), - "T1055.001" => recommendations.push("Monitor DLL loading activities".to_string()), - "T1055.002" => recommendations.push("Implement PE injection detection".to_string()), + "T1055" => { + recommendations.push("Deploy process injection countermeasures".to_string()) + } + "T1055.001" => { + recommendations.push("Monitor DLL loading activities".to_string()) + } + "T1055.002" => { + recommendations.push("Implement PE injection detection".to_string()) + } _ => {} } } @@ -518,12 +568,14 @@ impl IocDatabase { // Update indexes for fast lookup match ioc.ioc_type { IocType::FileHash => { - self.hash_index.entry(ioc.value.clone()) + self.hash_index + .entry(ioc.value.clone()) .or_insert_with(Vec::new) .push(ioc.id.clone()); } IocType::MemorySignature | IocType::BehaviorPattern => { - self.pattern_index.entry(ioc.value.clone()) + self.pattern_index + .entry(ioc.value.clone()) .or_insert_with(Vec::new) .push(ioc.id.clone()); } @@ -532,23 +584,33 @@ impl IocDatabase { } pub fn lookup_process_name(&self, name: &str) -> Option> { - let matches: Vec<_> = self.indicators + let matches: Vec<_> = self + .indicators .values() .filter(|ioc| ioc.ioc_type == IocType::ProcessName && ioc.value == name) .cloned() .collect(); - - if matches.is_empty() { None } else { Some(matches) } + + if matches.is_empty() { + None + } else { + Some(matches) + } } pub fn lookup_process_path(&self, path: &str) -> Option> { - let matches: Vec<_> = self.indicators + let matches: Vec<_> = self + .indicators .values() .filter(|ioc| ioc.ioc_type == IocType::ProcessPath && path.contains(&ioc.value)) .cloned() .collect(); - - if matches.is_empty() { None } else { Some(matches) } + + if matches.is_empty() { + None + } else { + Some(matches) + } } pub fn lookup_memory_signature(&self, signature: &str) -> Option> { @@ -558,7 +620,11 @@ impl IocDatabase { .filter_map(|id| self.indicators.get(id)) .cloned() .collect(); - if matches.is_empty() { None } else { Some(matches) } + if matches.is_empty() { + None + } else { + Some(matches) + } } else { None } @@ -581,9 +647,11 @@ impl AttributionEngine { } } - pub fn analyze_attribution(&self, iocs: &[IndicatorOfCompromise], indicators: &[String]) - -> (Option, Option, f32) { - + pub fn analyze_attribution( + &self, + iocs: &[IndicatorOfCompromise], + indicators: &[String], + ) -> (Option, Option, f32) { let mut best_actor: Option = None; let mut best_campaign: Option = None; let mut best_confidence = 0.0f32; @@ -591,7 +659,7 @@ impl AttributionEngine { // Analyze each attribution rule for rule in &self.attribution_rules { let confidence = self.evaluate_attribution_rule(rule, iocs, indicators); - + if confidence > best_confidence { best_confidence = confidence; if let Some(actor) = self.threat_actors.get(&rule.threat_actor) { @@ -608,29 +676,40 @@ impl AttributionEngine { (best_actor, best_campaign, best_confidence) } - fn evaluate_attribution_rule(&self, rule: &AttributionRule, - iocs: &[IndicatorOfCompromise], - indicators: &[String]) -> f32 { + fn evaluate_attribution_rule( + &self, + rule: &AttributionRule, + iocs: &[IndicatorOfCompromise], + indicators: &[String], + ) -> f32 { let mut total_confidence = 0.0f32; let mut condition_count = 0; for condition in &rule.conditions { match condition { - AttributionCondition::IocMatch { ioc_types, min_matches } => { - let matches = iocs.iter() + AttributionCondition::IocMatch { + ioc_types, + min_matches, + } => { + let matches = iocs + .iter() .filter(|ioc| ioc_types.contains(&ioc.ioc_type)) .count() as u32; - + if matches >= *min_matches { total_confidence += rule.confidence_weight; } } - AttributionCondition::TechniquePattern { techniques, correlation } => { - let technique_matches = iocs.iter() + AttributionCondition::TechniquePattern { + techniques, + correlation, + } => { + let technique_matches = iocs + .iter() .flat_map(|ioc| &ioc.mitre_techniques) .filter(|tech| techniques.contains(tech)) .count(); - + if technique_matches as f32 / techniques.len() as f32 >= *correlation { total_confidence += rule.confidence_weight; } @@ -667,4 +746,4 @@ impl ReputationCache { cache_ttl: Duration::from_secs(3600), // 1 hour } } -} \ No newline at end of file +} diff --git a/ghost-core/src/yara_engine.rs b/ghost-core/src/yara_engine.rs index 3eefe83..1a5d9fc 100644 --- a/ghost-core/src/yara_engine.rs +++ b/ghost-core/src/yara_engine.rs @@ -1,4 +1,4 @@ -use crate::{ProcessInfo, MemoryRegion, GhostError}; +use crate::{GhostError, MemoryRegion, ProcessInfo}; use serde::{Deserialize, Serialize}; use std::collections::HashMap; use std::time::SystemTime; @@ -87,22 +87,20 @@ impl DynamicYaraEngine { pub async fn update_rules(&mut self) -> Result { let mut updated_count = 0; - + for source in &mut self.sources { if !source.enabled { continue; } // Simulate rule download - let new_rules = vec![ - YaraRule { - name: format!("generic_malware_{}", updated_count + 1), - content: "rule generic_malware { condition: true }".to_string(), - source: source.name.clone(), - threat_level: ThreatLevel::Medium, - last_updated: SystemTime::now(), - }, - ]; + let new_rules = vec![YaraRule { + name: format!("generic_malware_{}", updated_count + 1), + content: "rule generic_malware { condition: true }".to_string(), + source: source.name.clone(), + threat_level: ThreatLevel::Medium, + last_updated: SystemTime::now(), + }]; self.rules.extend(new_rules); source.rule_count = self.rules.len(); @@ -125,7 +123,7 @@ impl DynamicYaraEngine { // Simulate YARA scanning for (i, region) in memory_regions.iter().enumerate() { bytes_scanned += region.size; - + // Simulate finding suspicious patterns if region.protection.is_executable() && region.protection.is_writable() { matches.push(RuleMatch { @@ -138,9 +136,7 @@ impl DynamicYaraEngine { } } - let scan_time_ms = start_time.elapsed() - .unwrap_or_default() - .as_millis() as u64; + let scan_time_ms = start_time.elapsed().unwrap_or_default().as_millis() as u64; Ok(YaraScanResult { matches, @@ -156,4 +152,4 @@ impl DynamicYaraEngine { pub fn get_sources(&self) -> &[YaraRuleSource] { &self.sources } -} \ No newline at end of file +}