SigmaHQ/rules/windows/builtin/win_mal_service_installs.yml

title: Malicious Service Installations
description: Detects known malicious service installs that only appear in cases of lateral movement, credential dumping and other suspicious activity
author: Florian Roth
logsource:
    product: windows
    service: system
detection:
    selection:
        EventID: 7045
    malsvc_wce:
        ServiceName: 
            - 'WCESERVICE'
            - 'WCE SERVICE'
    malsvc_paexec:
        ServiceFileName: '*\PAExec*'
    malsvc_winexe:
        ServiceFileName: 'winexesvc.exe*'
    malsvc_pwdumpx:
        ServiceFileName: '*\DumpSvc.exe'
    malsvc_wannacry:
        ServiceName: 'mssecsvc2.0'
    malsvc_persistence:
        ServiceFileName: '* net user *'
    malsvc_others:
        ServiceName:
            - 'pwdump*'
            - 'gsecdump*'
            - 'cachedump*'
    condition: selection and 1 of malsvc_*
falsepositives: 
    - Penetration testing
level: critical