Clear PowerShell History - PowerShell
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About the rule
Rule Type
Standard
Rule Description
Detects keywords that could indicate clearing PowerShell history
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "PowerShell Script Block Logged" AND ((SCRIPTEXECUTED contains "Set-PSReadlineOption" AND SCRIPTEXECUTED contains "–HistorySaveStyle" AND SCRIPTEXECUTED contains "SaveNothing") OR (SCRIPTEXECUTED contains "Set-PSReadlineOption" AND SCRIPTEXECUTED contains "-HistorySaveStyle" AND SCRIPTEXECUTED contains "SaveNothing")) OR (SCRIPTEXECUTED contains "del,Remove-Item,rm" AND SCRIPTEXECUTED contains "(Get-PSReadlineOption).HistorySavePath") select Action1.HOSTNAME,Action1.MESSAGE,Action1.SCRIPTEXECUTED
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Ilyas Ochkov, Jonhnathan Ribeiro, Daniil Yugoslavskiy, oscd.community
