Excel Spawning Windows Script Host

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About the rule

Rule Type

Standard

Rule Description

Detects instances where the Microsoft Excel process initiates the spawning of the Windows Script Host process

Severity

Critical

Rule Requirement

Criteria

Action1: actionname = "Process started" AND ((PROCESSNAME endswith "cscript.exe" OR PROCESSNAME endswith "wscript.exe") AND PARENTPROCESSNAME endswith "excel.exe") select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows