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Threat actor · G1033

Star Blizzard

Also known as SEABORGIUM, Callisto Group, TA446, COLDRIVER.

Star Blizzard is a cyber espionage and influence group originating in Russia that has been active since at least 2019. Star Blizzard campaigns align closely with Russian state interests and have included persistent phishing and credential theft against academic, defense, government, NGO, and think tank organizations in NATO countries, particularly the US and the UK.