Threat Feed
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highperson_alertThreat ActorStar Blizzard deploys CosmicPulse backdoor via new RedFlick technique
Star Blizzard (also tracked as SEABORGIUM, Callisto Group, TA446, COLDRIVER) is a Russian state-sponsored threat actor active since 2017. The group is attributed to Russian intelligence services and is motivated by espionage objectives aligned with R…
highperson_alertThreat ActorStar Blizzard Deploys CosmicPulse Backdoor via Fake Event Invitations
Star Blizzard (also tracked as SEABORGIUM, Callisto Group, TA446, COLDRIVER) is a Russian state-sponsored threat actor attributed by U.S., U.K., Australian, Canadian, and New Zealand security agencies to Center 18 of Russia's Federal Security Service…
highperson_alertThreat ActorStar Blizzard Adopts RedFlick Delivery Technique in 2026 Campaigns
Star Blizzard (also tracked as SEABORGIUM, Callisto Group, TA446, COLDRIVER) is a Russian state-sponsored threat actor attributed by CISA to the FSB Centre 18.