Pcalua Script Execution
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About the rule
Rule Type
Standard
Rule Description
This rule detects the execution of scripts or commands by the Pre-Call User Application component in Windows, which is commonly referred to as PCALUA.
Severity
Critical
Rule Requirement
Criteria
Action1: actionname = "Process started" AND ((PROCESSNAME endswith "pcalua.exe" OR ORIGINALFILENAME contains "pcalua") AND COMMANDLINE contains "-a") select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
