Potential Persistence Attempt Via Run Keys Using Reg.EXE

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About the rule

Rule Type

Standard

Rule Description

Detects suspicious command line reg.exe tool adding key to RUN key in Registry

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND PROCESSNAME endswith "\reg.exe" AND (COMMANDLINE contains "reg" AND COMMANDLINE contains " add ") AND COMMANDLINE contains "Software\Microsoft\Windows\CurrentVersion\Run,\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run,\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run" 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)