Multiple file permission changes
Last updated on:
In this page
About the rule
Rule Type
Standard
Rule Description
Multiple file permissions are changed by the same user within a short timeframe.
Severity
Critical
Rule Requirement
Criteria
Action1:
actionname = "File permission modified"
| timewindow 3m
| groupby HOSTNAME
| groupby USERNAME having COUNT >= 5
select Action1.timewindow.HOSTNAME,Action1.timewindow.MESSAGE,Action1.timewindow.USERNAME,Action1.timewindow.DOMAIN,Action1.timewindow.OBJECTNAME,Action1.timewindow.PROCESSNAME,Action1.timewindow.CHANGES,Action1.timewindow.PREVVAL,Action1.timewindow.SECURITYID
Detection
Execution Mode
realtime
Log Sources
Windows
