Office Product Spawning Windows Script Host

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About the rule

Rule Type

Standard

Rule Description

Detects instances where an Office product initiates the spawning of the Windows Script Host process

Severity

Critical

Rule Requirement

Criteria

Action1: actionname = "Process started" AND ((PARENTPROCESSNAME endswith "winword.exe" OR PARENTPROCESSNAME endswith "excel.exe" OR PARENTPROCESSNAME endswith "powerpnt.exe" OR PARENTPROCESSNAME endswith "mspub.exe" OR PARENTPROCESSNAME endswith "visio.exe" OR PARENTPROCESSNAME endswith "onenote.exe" OR PARENTPROCESSNAME endswith "onenotem.exe" OR PARENTPROCESSNAME endswith "msaccess.exe" OR PARENTPROCESSNAME endswith "onenoteviewer.exe" OR PARENTPROCESSNAME endswith "onenoteim.exe" OR PARENTPROCESSNAME endswith "Graph.exe" OR PARENTPROCESSNAME endswith "winproj.exe") AND (PROCESSNAME endswith "wscript.exe" OR PROCESSNAME endswith "cscript.exe")) select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows