CobaltStrike Named Pipe

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About the rule

Rule Type

Standard

Rule Description

Detects the creation of a named pipe as used by CobaltStrike

Severity

Critical

Rule Requirement

Criteria

Action1: actionname = "sa_pipe_created" AND (OBJECTNAME contains "\MSSE-" AND OBJECTNAME contains "-server") OR OBJECTNAME startswith "\postex_" OR OBJECTNAME startswith "\status_" OR OBJECTNAME startswith "\msagent_" OR OBJECTNAME startswith "\mojo_" OR OBJECTNAME startswith "\interprocess_" OR OBJECTNAME startswith "\samr_" OR OBJECTNAME startswith "\netlogon_" OR OBJECTNAME startswith "\srvsvc_" OR OBJECTNAME startswith "\lsarpc_" OR OBJECTNAME startswith "\wkssvc_" select Action1.HOSTNAME,Action1.MESSAGE,Action1.PROCESSNAME,Action1.OBJECTNAME,Action1.ACCESSES

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Florian Roth (Nextron Systems), Wojciech Lesicki