Russia's Star Blizzard Targets 100+ Organizations With Fake Event Invites to Deliver Backdoor
Summary
Russian state-sponsored hackers, identified as Star Blizzard, are conducting campaigns targeting over 100 organizations with fake event invitations to deploy a backdoor on Windows systems. The attacks, which began in January, have primarily affected entities in the U.S. and U.K. that have ties to Ukraine, with at least one confirmed computer infection.
IFF Assessment
This article details a sophisticated attack campaign by a state-sponsored threat actor, representing a direct threat to targeted organizations.
Defender Context
Defenders should be aware of sophisticated social engineering tactics like fake event invitations being used by state-sponsored groups. Organizations should reinforce user awareness training on identifying and reporting suspicious emails, especially those containing unexpected attachments or links, and ensure endpoint detection and response (EDR) solutions are robust against common backdoor delivery methods.