Service Registry Key Deleted Via Reg.EXE
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About the rule
Rule Type
Standard
Rule Description
Detects execution of "reg.exe" commands with the "delete" flag on services registry key. Often used by attacker to remove AV software services
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Process started" AND (PROCESSNAME endswith "reg.exe" OR ORIGINALFILENAME = "reg.exe") AND COMMANDLINE contains " delete " AND COMMANDLINE contains "\SYSTEM\CurrentControlSet\services" select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Nasreddine Bencherchali (Nextron Systems)
