WMI Persistence - Script Event Consumer File Write — Sigma Rule

Rule metadata and linked tags

Author: Thomas Patzke. Source status: test; severity: high. Source dates: 2018-03-07 / 2021-11-27.

{
  "product": "windows",
  "category": "file_event"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 1f31f134ced3c2a75f6deedb3b2d0bdf7b76d03d8745b5bf8f465b6849d33421

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: WMI Persistence - Script Event Consumer File Write
id: 33f41cdd-35ac-4ba8-814b-c6a4244a1ad4
status: test
description: Detects file writes of WMI script event consumer
references:
    - https://www.eideon.com/2018-03-02-THL03-WMIBackdoors/
author: Thomas Patzke
date: 2018-03-07
modified: 2021-11-27
tags:
    - attack.privilege-escalation
    - attack.t1546.003
    - attack.persistence
logsource:
    product: windows
    category: file_event
detection:
    selection:
        Image: 'C:\WINDOWS\system32\wbem\scrcons.exe'
    condition: selection
falsepositives:
    - Dell Power Manager (C:\Program Files\Dell\PowerManager\DpmPowerPlanSetup.exe)
level: high

Original YAML and metadata in JSON

False positives

• Dell Power Manager (C:\Program Files\Dell\PowerManager\DpmPowerPlanSetup.exe)

Source references

• https://www.eideon.com/2018-03-02-THL03-WMIBackdoors/