Possible worm activity
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About the rule
Rule Type
Standard
Rule Description
A new service is installed on a series of Windows devices within a short timeframe.
Severity
Critical
Rule Requirement
Criteria
Action1: actionname = "Service installed" | timewindow 15m | groupby SERVICENAME having COUNT > 5 select Action1.timewindow.HOSTNAME,Action1.timewindow.MESSAGE,Action1.timewindow.DOMAIN,Action1.timewindow.SERVICEACCOUNT,Action1.timewindow.SERVICENAME,Action1.timewindow.OBJECTNAME,Action1.timewindow.USERNAME
Detection
Execution Mode
realtime
Log Sources
Windows
