可疑故障排除包柜执行
编辑可疑故障排除包柜执行编辑
识别 Microsoft 诊断向导的执行,以从可疑路径打开 diagcab 文件,并带有异常父进程。这可能表示尝试执行恶意故障排除包柜文件。
规则类型: eql
规则索引:
- logs-endpoint.events.process-*
- logs-system.security*
- winlogbeat-*
- logs-windows.*
- endgame-*
严重性: 低
风险评分: 21
每隔: 60m
从以下时间搜索索引: now-119m(日期数学格式,另请参见 附加回溯时间
)
每次执行的最大警报数: 100
参考:
标签:
- 域:端点
- 操作系统:Windows
- 用例:威胁检测
- 策略:防御规避
- 规则类型:BBR
- 数据源:Elastic Defend
- 数据源:Elastic Endgame
版本: 2
规则作者:
- Elastic
规则许可证: Elastic 许可证 v2
规则查询编辑
process where host.os.type == "windows" and event.action == "start" and (process.name : "msdt.exe" or ?process.pe.original_file_name == "msdt.exe") and process.args : "/cab" and process.parent.name : ( "firefox.exe", "chrome.exe", "msedge.exe", "explorer.exe", "brave.exe", "whale.exe", "browser.exe", "dragon.exe", "vivaldi.exe", "opera.exe", "iexplore", "firefox.exe", "waterfox.exe", "iexplore.exe", "winrar.exe", "winrar.exe", "7zFM.exe", "outlook.exe", "winword.exe", "excel.exe" ) and process.args : ( "?:\\Users\\*", "\\\\*", "http*", "ftp://*" )
框架: MITRE ATT&CKTM
-
策略
- 名称:防御规避
- ID:TA0005
- 参考网址:https://attack.mitre.org/tactics/TA0005/
-
技术
- 名称:系统二进制代理执行
- ID:T1218
- 参考网址:https://attack.mitre.org/techniques/T1218/