Path To Screensaver Binary Modified
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About the rule
Rule Type
Standard
Rule Description
Detects value modification of registry key containing path to binary used as screensaver.
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Registry Event" AND (OBJECTNAME endswith "\Control Panel\Desktop\SCRNSAVE.EXE" OR (OBJECTNAME endswith "\Control Panel\Desktop" AND OBJECTVALUENAME = "SCRNSAVE.EXE")) AND PROCESSNAME notendswith "\rundll32.exe,\explorer.exe" 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
realtime
Log Sources
Windows
Author
Bartlomiej Czyz @bczyz1, oscd.community
