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优化一下

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优化一下
This commit is contained in:
huoji
2022-09-05 17:50:44 +08:00
parent c2f44adc2e
commit b33043f8b6
4 changed files with 51 additions and 25 deletions
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17
Server/plugins/mimikazt_detect/mimikatz_detect.py
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@@ -45,14 +45,15 @@ def rule_new_process_action(current_process: process.Process, host, raw_log_data
if 'mimikatz_detected' in current_process.plugin_var and json_log_data['action'] == 'imageload' and current_process.plugin_var['mimikatz_detected'] == False:
# 把日志中的dll路径取出来
dll_path = json_log_data['data']['imageloaded']
# 如果dll的路径在mimikatz的路径里面,进程上下文+1
if dll_path in mimikatz_dll_list:
current_process.plugin_var['mimikatz_matched_num'] += 1
if current_process.plugin_var['mimikatz_matched_num'] >= len(mimikatz_dll_list):
current_process.set_score(300, "[mimikatz]检测到疑似mimikatz进程")
current_process.plugin_var['mimikatz_detected'] = True
return global_vars.THREAT_TYPE_PROCESS
# 排除误报
if current_process.parent_process.path != 'c:\\windows\\system32\\svchost.exe':
# 如果dll的路径在mimikatz的路径里面,进程上下文+1
if dll_path in mimikatz_dll_list:
current_process.plugin_var['mimikatz_matched_num'] += 1
if current_process.plugin_var['mimikatz_matched_num'] >= len(mimikatz_dll_list):
current_process.set_score(300, "[mimikatz]检测到疑似mimikatz进程")
current_process.plugin_var['mimikatz_detected'] = True
return global_vars.THREAT_TYPE_PROCESS
return global_vars.THREAT_TYPE_NONE