Star Blizzard refines phishing and malware delivery with the RedFlick technique

Since January 2026, Microsoft has observed Russian state threat actor Star Blizzard evolve their detection evasion capabilities through large-scale phishing campaigns, the use of accounts on compromised websites, and a novel malware delivery technique, tracked by Microsoft as “RedFlick”.


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https://www.microsoft.com/en-us/security/blog/2026/09/29/star-blizzard-refines-phishing-and-malware-delivery-with-the-redflick-technique/?utm_source=dlvr.it&utm_medium=blogger