sigmahighHunting

Suspicious Windows Trace ETW Session Tamper Via Logman.EXE

Detects the execution of "logman" utility in order to disable or delete Windows trace sessions

MITRE ATT&CK

defense-evasion

Detection Query

selection_img:
  - Image|endswith: \logman.exe
  - OriginalFileName: Logman.exe
selection_action:
  CommandLine|contains:
    - "stop "
    - "delete "
selection_service:
  CommandLine|contains:
    - Circular Kernel Context Logger
    - EventLog-
    - SYSMON TRACE
    - SysmonDnsEtwSession
condition: all of selection*

Author

Florian Roth (Nextron Systems)

Created

2021-02-11

Data Sources

windowsProcess Creation Events

Platforms

windows

References

Tags

attack.defense-evasionattack.t1562.001attack.t1070.001

Raw Content

title: Suspicious Windows Trace ETW Session Tamper Via Logman.EXE
id: cd1f961e-0b96-436b-b7c6-38da4583ec00
status: test
description: Detects the execution of "logman" utility in order to disable or delete Windows trace sessions
references:
    - https://twitter.com/0gtweet/status/1359039665232306183?s=21
    - https://ss64.com/nt/logman.html
author: Florian Roth (Nextron Systems)
date: 2021-02-11
modified: 2023-02-21
tags:
    - attack.defense-evasion
    - attack.t1562.001
    - attack.t1070.001
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith: '\logman.exe'
        - OriginalFileName: 'Logman.exe'
    selection_action:
        CommandLine|contains:
            - 'stop '
            - 'delete '
    selection_service:
        CommandLine|contains:
            - 'Circular Kernel Context Logger'
            - 'EventLog-' # Cover multiple traces starting with EventLog-*
            - 'SYSMON TRACE'
            - 'SysmonDnsEtwSession'
    condition: all of selection*
falsepositives:
    - Legitimate deactivation by administrative staff
    - Installer tools that disable services, e.g. before log collection agent installation
level: high