Potential Registry Persistence Attempt Via DbgManagedDebugger

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About the rule

Rule Type

Standard

Rule Description

Detects the addition of the "Debugger" value to the "DbgManagedDebugger" key in order to achieve persistence. Which will get invoked when an application crashes

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Registry value modified" AND (OBJECTNAME endswith "\Microsoft\.NETFramework\DbgManagedDebugger" OR (OBJECTNAME endswith "\Microsoft\.NETFramework" AND OBJECTVALUENAME = "DbgManagedDebugger")) AND INFORMATION != ""C:\Windows\system32\vsjitdebugger.exe" PID %d APPDOM %d EXTEXT "%s" EVTHDL %d" select Action1.HOSTNAME,Action1.MESSAGE,Action1.OBJECTNAME,Action1.PROCESSNAME,Action1.PREVVAL,Action1.CHANGES

Detection

Execution Mode

realtime

Log Sources

Windows

Author

frack113