CrySome RAT C2 beacon to hardcoded IP:port

Duo Tech@duotech

•updated Jul 9, 2026•3•0•3

Detects outbound network traffic consistent with CrySome RAT Command and Control (C2) communication, including direct connections to a known hardcoded IP address on port 5555 and the observation of the '##CRYCFG##' configuration marker within the TCP stream.