IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

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Windows Event Logs Cleared

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Windows Event Logs Cleared

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Identifies attempts to clear Windows event log stores. This is often done by attackers in an attempt to evade detection or destroy forensic evidence on a system.

Rule type: query

Rule indices:

winlogbeat-*
logs-windows.*
logs-system.*

Severity: low

Risk score: 21

Runs every: 5 minutes

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

Tags:

Elastic
Host
Windows
Threat Detection
Defense Evasion

Version: 2 (version history)

Added (Elastic Stack release): 7.12.0

Last modified (Elastic Stack release): 7.16.0

Rule authors: Elastic, Anabella Cristaldi

Rule license: Elastic License v2

Rule query

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event.action:("audit-log-cleared" or "Log clear")

Threat mapping

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Framework: MITRE ATT&CK^TM

Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
Technique:
- Name: Indicator Removal on Host
- ID: T1070
- Reference URL: https://attack.mitre.org/techniques/T1070/

Rule version history

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Version 2 (7.16.0 release)

Formatting only

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