title: Disable or Delete Windows Eventlog
author: Florian Roth
date: 2021/02/11
description: Detects command that is used to disable or delete Windows eventlog via
  logman Windows utility
detection:
  SELECTION_1:
    EventID: 1
  SELECTION_2:
    CommandLine:
    - '*logman *'
  SELECTION_3:
    CommandLine:
    - '*stop *'
    - '*delete *'
  SELECTION_4:
    CommandLine:
    - '*EventLog-System*'
  condition: (SELECTION_1 and SELECTION_2 and SELECTION_3 and SELECTION_4)
falsepositives:
- Legitimate deactivation by administrative staff
- Installer tools that disable services, e.g. before log collection agent installation
id: cd1f961e-0b96-436b-b7c6-38da4583ec00
level: high
logsource:
  category: process_creation
  product: windows
modified: 2021/06/21
references:
- https://twitter.com/0gtweet/status/1359039665232306183?s=21
- https://ss64.com/nt/logman.html
status: experimental
tags:
- attack.defense_evasion
- attack.t1562.001
- attack.t1070.001
ruletype: SIGMA