title: Malicious Service Installations
id: 2cfe636e-317a-4bee-9f2c-1066d9f54d1a
description: Detects known malicious service installs that only appear in cases of lateral movement, credential dumping and other suspicious activity
author: Florian Roth, Daniil Yugoslavskiy, oscd.community (update)
date: 2017/03/27
modified: 2021/05/27
tags:
    - attack.persistence
    - attack.privilege_escalation
    - attack.t1003
    - attack.t1035          # an old one
    - attack.t1050          # an old one
    - car.2013-09-005
    - attack.t1543.003
    - attack.t1569.002
logsource:
    product: windows
    service: system
detection:
    selection:
        EventID: 7045
    malsvc_paexec:
        ServiceFileName|contains: '\PAExec'
    malsvc_wannacry:
        ServiceName: 'mssecsvc2.0'
    malsvc_persistence:
        ServiceFileName|contains: 'net user'
    condition: selection and 1 of malsvc_*
falsepositives:
    - Penetration testing
level: critical