Server Message Block is a mitre_attack tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed December 4, 2025; most recent activity December 4, 2025.
CISA, in collaboration with the NSA and Canada's Cyber Security Centre, has issued a warning about Chinese hackers using BrickStorm malware to backdoor VMware vSphere servers. The attacks primarily affect government and…