Powershell WMI Persistence
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About the rule
Rule Type
Standard
Rule Description
Adversaries may establish persistence and elevate privileges by executing malicious content triggered by a Windows Management Instrumentation (WMI) event subscription.
Severity
Trouble
Rule Requirement
Criteria
Action1:
actionname = "PowerShell Script Block Logged" AND (SCRIPTEXECUTED contains "New-CimInstance " AND SCRIPTEXECUTED contains "-Namespace root/subscription " AND SCRIPTEXECUTED contains "-ClassName __EventFilter " AND SCRIPTEXECUTED contains "-Property ") OR (SCRIPTEXECUTED contains "New-CimInstance " AND SCRIPTEXECUTED contains "-Namespace root/subscription " AND SCRIPTEXECUTED contains "-ClassName CommandLineEventConsumer " AND SCRIPTEXECUTED contains "-Property ")
select Action1.HOSTNAME,Action1.MESSAGE,Action1.SCRIPTEXECUTED,Action1.DOMAIN,Action1.PATH,Action1.USERNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
frack113
