PAExec Service Installation — Sigma Rule

Rule metadata and linked tags

Author: Nasreddine Bencherchali (Nextron Systems). Source status: test; severity: medium. Source dates: 2022-10-26 / not supplied.

{
  "product": "windows",
  "service": "system"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 57e97fb2112cf16226c0f4dbd1f0848bd945613791b3db01a67928396cb2f13b

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: PAExec Service Installation
id: de7ce410-b3fb-4e8a-b38c-3b999e2c3420
status: test
description: Detects PAExec service installation
references:
    - https://www.poweradmin.com/paexec/
author: Nasreddine Bencherchali (Nextron Systems)
date: 2022-10-26
tags:
    - attack.execution
    - attack.t1569.002
logsource:
    product: windows
    service: system
detection:
    selection_eid:
        Provider_Name: 'Service Control Manager'
        EventID: 7045
    selection_image:
        - ServiceName|startswith: 'PAExec-'
        - ImagePath|startswith: 'C:\WINDOWS\PAExec-'
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium

Original YAML and metadata in JSON

False positives

• Unknown

Source references

• https://www.poweradmin.com/paexec/