Registry Hide Function from User
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About the rule
Rule Type
Standard
Rule Description
Detects registry modifications that hide internal tools or functions from the user (malware like Agent Tesla, Hermetic Wiper uses this technique)
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Registry value modified" AND ((OBJECTNAME endswith "SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\HideClock,SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\HideSCAHealth,SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\HideSCANetwork,SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\HideSCAPower,SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\HideSCAVolume" OR (OBJECTNAME endswith "SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer,SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer,SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer,SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer,SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer" AND OBJECTVALUENAME = "HideClock,HideSCAHealth,HideSCANetwork,HideSCAPower,HideSCAVolume")) AND (INFORMATION = "DWORD (0x00000001)" OR (CHANGES = 1 AND NEWTYPE = "REG_DWORD"))) OR ((OBJECTNAME endswith "SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowInfoTip,SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowCompColor" OR (OBJECTNAME endswith "SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced,SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced" AND OBJECTVALUENAME = "ShowInfoTip,ShowCompColor")) AND (INFORMATION = "DWORD (0x00000000)" OR (CHANGES = 0 AND NEWTYPE = "REG_DWORD"))) select Action1.HOSTNAME,Action1.MESSAGE,Action1.OBJECTNAME,Action1.PROCESSNAME,Action1.PREVVAL,Action1.CHANGES
Detection
Execution Mode
realtime
Log Sources
Windows
Author
frack113
