Suspicious Debugger Registration Cmdline

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About the rule

Rule Type

Standard

Rule Description

Detects the registration of a debugger for a program that is available in the logon screen (sticky key backdoor).

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND COMMANDLINE contains "\CurrentVersion\Image File Execution Options" AND COMMANDLINE contains "sethc.exe,utilman.exe,osk.exe,magnify.exe,narrator.exe,displayswitch.exe,atbroker.exe,HelpPane.exe" select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Florian Roth (Nextron Systems), oscd.community, Jonhnathan Ribeiro