IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Clearing Windows Console History
editClearing Windows Console History
editIdentifies when a user attempts to clear console history. An adversary may clear the command history of a compromised account to conceal the actions undertaken during an intrusion.
Rule type: eql
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
- logs-windows.*
Severity: medium
Risk score: 47
Runs every: 5m
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
Rule authors:
- Austin Songer
Rule license: Elastic License v2
Rule query
editprocess where event.action == "start" and
(process.name : ("powershell.exe", "pwsh.exe", "powershell_ise.exe") or process.pe.original_file_name == "PowerShell.EXE") and
(process.args : "*Clear-History*" or
(process.args : ("*Remove-Item*", "rm") and process.args : ("*ConsoleHost_history.txt*", "*(Get-PSReadlineOption).HistorySavePath*")) or
(process.args : "*Set-PSReadlineOption*" and process.args : "*SaveNothing*"))
Framework: 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/
-
Sub-technique:
- Name: Clear Command History
- ID: T1070.003
- Reference URL: https://attack.mitre.org/techniques/T1070/003/