Failed file access attempts
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About the rule
Rule Type
Standard
Rule Description
Multiple failed attempts to access a single file are made by the same user.
Severity
Critical
Rule Requirement
Criteria
Action1: actionname = "Failed file access" | timewindow 5m | groupby USERNAME | groupby OBJECTNAME having COUNT > 5 select Action1.timewindow.HOSTNAME,Action1.timewindow.MESSAGE,Action1.timewindow.USERNAME,Action1.timewindow.DOMAIN,Action1.timewindow.OBJECTNAME,Action1.timewindow.PROCESSNAME,Action1.timewindow.ACCESSLIST
Detection
Execution Mode
realtime
Log Sources
Windows
