Multiple Service Principals Created by User
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About the rule
Rule Type
Standard
Rule Description
Detects cases where one user registers over three distinct OAuth applications in Entra ID within a 10-minute window.
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "DETECTION_ACTION_M365_APPLICATION_ADDED" AND (TARGETTYPE = "serviceprincipal") | timewindow 10m | groupby CALLER having COUNT > 3 select Action1.timewindow.CALLER,Action1.timewindow.TARGET,Action1.timewindow.RESULT,Action1.timewindow.MODIFIED_PROPERTIES_GD,Action1.timewindow.TARGETTYPE,Action1.timewindow.OPERATION
Detection
Execution Mode
realtime
Log Sources
Microsoft 365
