Potential Meterpreter/CobaltStrike Activity

Last updated on:

About the rule

Rule Type

Standard

Rule Description

Detects the use of getsystem Meterpreter/Cobalt Strike command by detecting a specific service starting

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND PARENTPROCESSNAME endswith "\services.exe" AND (((COMMANDLINE contains "/c" AND COMMANDLINE contains "echo" AND COMMANDLINE contains "\pipe") AND COMMANDLINE contains "cmd,%COMSPEC%") OR (COMMANDLINE contains "rundll32" AND COMMANDLINE contains ".dll,a" AND COMMANDLINE contains "/p:")) AND COMMANDLINE notcontains "MpCmdRun" select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Teymur Kheirkhabarov, Ecco, Florian Roth