Threat Group – UnsolicitedBooker Threat Type – Backdoor / Advanced Persistent Threat Exploited Vulnerabilities – CVE-2018-0802 Malware Used – MarsSnake, MarsSnakeLoader, LuciDoor, LuciLoad Threat Score – 8.7 🔥 Critical – State aligned espionage platform with wormable capability, decentralised IPFS command fallback, telecommunications targeting, long term persistence and advanced evasion techniques Last Threat Observation – 24 February 2026 Overview