Folder Removed From Exploit Guard ProtectedFolders List - Registry

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About the rule

Rule Type

Standard

Rule Description

Detects the removal of folders from the "ProtectedFolders" list of of exploit guard. This could indicate an attacker trying to launch an encryption process or trying to manipulate data inside of the protected folder

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Registry entry deleted" AND ACCESSES = "DeleteValue" AND (OBJECTNAME contains "SOFTWARE\Microsoft\Windows Defender\Windows Defender Exploit Guard\Controlled Folder Access\ProtectedFolders" OR (OBJECTNAME endswith "SOFTWARE\Microsoft\Windows Defender\Windows Defender Exploit Guard\Controlled Folder Access" AND OBJECTVALUENAME startswith "ProtectedFolders")) select Action1.HOSTNAME,Action1.MESSAGE,Action1.PROCESSNAME,Action1.OBJECTNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Nasreddine Bencherchali (Nextron Systems)