Driver Added To Disallowed Images In HVCI - Registry
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About the rule
Rule Type
Standard
Rule Description
Detects changes to the "HVCIDisallowedImages" registry value to potentially add a driver to the list, in order to prevent it from loading.
Severity
Trouble
Rule Requirement
Criteria
Action1:
actionname = "Registry value modified" AND (OBJECTNAME contains "\Control\CI" AND OBJECTNAME contains "\HVCIDisallowedImages") OR ((OBJECTNAME contains "\HVCIDisallowedImages" OR OBJECTVALUENAME contains "\HVCIDisallowedImages") OR (OBJECTNAME endswith "\Control\CI" AND isExist(OBJECTVALUENAME)))
select Action1.HOSTNAME,Action1.MESSAGE,Action1.OBJECTNAME,Action1.PROCESSNAME,Action1.PREVVAL,Action1.CHANGES,Action1.USERNAME,Action1.DOMAIN,Action1.NEWTYPE,Action1.OBJECTVALUENAME,Action1.OLDTYPE
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Nasreddine Bencherchali (Nextron Systems), Omar Khaled (@beacon_exe)
