Windows SmartScreen Protection Tampered
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About the rule
Rule Type
Standard
Rule Description
Detects registry modification disabling Windows SmartScreen protection
Severity
Attention
Rule Requirement
Criteria
Action1:
actionname = "Registry Event" AND ( ( OBJECTNAME contains "\Microsoft\Windows\CurrentVersion\Explorer" ) AND ( OBJECTNAME endswith "SmartScreenEnabled" OR OBJECTVALUENAME = "SmartScreenEnabled" ) AND ( INFORMATION = "Off" OR CHANGES = "Off" ) ) OR ( ( OBJECTNAME contains "\Policies\Microsoft\Windows Defender\SmartScreen" ) AND ( OBJECTNAME endswith "EnableSmartScreen" OR OBJECTVALUENAME = "EnableSmartScreen" ) AND ( INFORMATION = "DWORD (0x00000000)" OR CHANGES = "0" ) )
select Action1.HOSTNAME,Action1.MESSAGE,Action1.PROCESSNAME,Action1.OBJECTNAME,Action1.OBJECTVALUENAME,Action1.ACCESSES,Action1.USERNAME,Action1.DOMAIN,Action1.PREVVAL,Action1.CHANGES,Action1.INFORMATION
Detection
Execution Mode
continuous
Log Sources
Windows
