WMI Event Subscription

Description

Detects creation of WMI event subscription persistence method

Query · sigma

selection:
  EventID:
  - 19
  - 20
  - 21
condition: selection

Known false positives

  • Exclude legitimate (vetted) use of WMI event subscription in your network
Raw source WMI Event Subscription · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: WMI Event Subscription
id: 0f06a3a5-6a09-413f-8743-e6cf35561297
status: test
description: Detects creation of WMI event subscription persistence method
references:
    - https://learn.microsoft.com/en-us/sysinternals/downloads/sysmon#event-id-19-wmievent-wmieventfilter-activity-detected
    - https://learn.microsoft.com/en-us/sysinternals/downloads/sysmon#event-id-20-wmievent-wmieventconsumer-activity-detected
    - https://learn.microsoft.com/en-us/sysinternals/downloads/sysmon#event-id-21-wmievent-wmieventconsumertofilter-activity-detected
author: Tom Ueltschi (@c_APT_ure)
date: 2019-01-12
modified: 2021-11-27
tags:
    - attack.privilege-escalation
    - attack.persistence
    - attack.t1546.003
logsource:
    product: windows
    category: wmi_event
detection:
    selection:
        EventID:
            - 19
            - 20
            - 21
    condition: selection
falsepositives:
    - Exclude legitimate (vetted) use of WMI event subscription in your network
level: medium

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