title: PowerShell as a Service in Registry
author: oscd.community, Natalia Shornikova
date: 2020/10/06
description: Detects that a powershell code is written to the registry as a service.
detection:
    SELECTION_1:
        EventID: 12
    SELECTION_2:
        EventID: 13
    SELECTION_3:
        EventID: 14
    SELECTION_4:
        TargetObject: '*\Services\\*'
    SELECTION_5:
        TargetObject: '*\ImagePath'
    SELECTION_6:
        Details: '*powershell*'
    SELECTION_7:
        Details: '*pwsh*'
    condition: ((SELECTION_1 or SELECTION_2 or SELECTION_3) and SELECTION_4 and SELECTION_5
        and (SELECTION_6 or SELECTION_7))
falsepositives:
- Unknown
id: 4a5f5a5e-ac01-474b-9b4e-d61298c9df1d
level: high
logsource:
    category: registry_event
    product: windows
modified: 2021/05/21
references:
- https://speakerdeck.com/heirhabarov/hunting-for-powershell-abuse
status: experimental
tags:
- attack.execution
- attack.t1569.002
yml_filename: sysmon_powershell_as_service.yml
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/registry_event