Suspicious Unblock-File
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About the rule
Rule Type
Standard
Rule Description
Remove the Zone.Identifier alternate data stream which identifies the file as downloaded from the internet.
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "PowerShell Script Block Logged" AND SCRIPTEXECUTED contains "Unblock-File " AND SCRIPTEXECUTED contains "-Path " select Action1.HOSTNAME,Action1.MESSAGE,Action1.SCRIPTEXECUTED
Detection
Execution Mode
realtime
Log Sources
Windows
Author
frack113
