IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Disable Windows Event and Security Logs Using Built-in Tools
editDisable Windows Event and Security Logs Using Built-in Tools
editIdentifies attempts to disable EventLog via the logman Windows utility, PowerShell, or auditpol. This is often done by attackers in an attempt to evade detection on a system.
Rule type: eql
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
- logs-windows.*
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
References:
Tags:
- Elastic
- Host
- Windows
- Threat Detection
- Defense Evasion
Version: 1
Added (Elastic Stack release): 7.14.0
Rule authors: Elastic, Ivan Ninichuck, Austin Songer
Rule license: Elastic License v2
Rule query
editprocess where event.type in ("start", "process_started") and
((process.name:"logman.exe" or process.pe.original_file_name ==
"Logman.exe") and process.args : "EventLog-*" and process.args :
("stop", "delete")) or ((process.name : ("pwsh.exe",
"powershell.exe", "powershell_ise.exe") or
process.pe.original_file_name in ("pwsh.exe", "powershell.exe",
"powershell_ise.exe")) and process.args : "Set-Service" and
process.args: "EventLog" and process.args : "Disabled") or
((process.name:"auditpol.exe" or process.pe.original_file_name ==
"AUDITPOL.EXE") and process.args : "/success:disable")
Threat mapping
editFramework: MITRE ATT&CKTM
-
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/