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Potential WMI Lateral Movement WmiPrvSE Spawned PowerShell — Sigma Rule

Sigma rule 692f0bec-83ba-4d04-af7e-e884a96059b6. Potential WMI Lateral Movement WmiPrvSE Spawned PowerShell — Sigma Rule. Detects Powershell as a child of the WmiPrvSE process. Which could be a sign of lateral movement via WMI.

Rule metadata and linked tags

Author: Markus Neis @Karneades. Source status: stable; severity: medium. Source dates: 2019-04-03 / 2023-03-29.

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

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 03b197a9213815c30ca191879b4665434edaef354a72551063f7aaffad0f991d

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: Potential WMI Lateral Movement WmiPrvSE Spawned PowerShell
id: 692f0bec-83ba-4d04-af7e-e884a96059b6
related:
    - id: 8a582fe2-0882-4b89-a82a-da6b2dc32937
      type: similar
    - id: d21374ff-f574-44a7-9998-4a8c8bf33d7d
      type: similar
status: stable
description: Detects Powershell as a child of the WmiPrvSE process. Which could be a sign of lateral movement via WMI.
references:
    - https://any.run/report/68bc255f9b0db6a0d30a8f2dadfbee3256acfe12497bf93943bc1eab0735e45e/a2385d6f-34f7-403c-90d3-b1f9d2a90a5e
author: Markus Neis @Karneades
date: 2019-04-03
modified: 2023-03-29
tags:
    - attack.execution
    - attack.t1047
    - attack.t1059.001
logsource:
    category: process_creation
    product: windows
detection:
    selection_parent:
        ParentImage|endswith: '\WmiPrvSE.exe'
    selection_img:
        - Image|endswith:
              - '\powershell.exe'
              - '\pwsh.exe'
        - OriginalFileName:
              - 'PowerShell.EXE'
              - 'pwsh.dll'
    condition: all of selection_*
falsepositives:
    - AppvClient
    - CCM
    - WinRM
level: medium

Original YAML and metadata in JSON

False positives

  • AppvClient
  • CCM
  • WinRM

Source references

Connected ecosystem references

Exact source-tagged techniques

Telemetry review

Read the original logsource above, then inspect the linked detection workspaces for technique-level sensor context. No per-rule telemetry equivalence is inferred.

Pinned research references. No browser attack runner, live simulation result or validated detector is asserted. Source mappings and validation limits are preserved. ATT&CK / Atomic provenance · Detection provenance.