Research reports
1,224 reports from 387 publishers45 added in the past week
3 reports, newest added first
Added Sat 10 Oct
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 that…
State-sponsoredMalwarePhishing
Added Tue 4 Aug
CaptiveCrunch: Midnight Blizzard targets travelers worldwide for malware delivery and credential theft
Since early May 2026, Microsoft Threat Intelligence has observed Storm-2945, a sub-cluster of Midnight Blizzard, conducting widespread but targeted traffic manipulation attacks involving hospitality sector networks served by captive portals worldwide. Despite…
State-sponsoredMalware
Added Tue 19 May
Kazuar: Anatomy of a nation-state botnet
Kazuar, a sophisticated malware family attributed to the Russian state actor Secret Blizzard, has been under constant development for years and continues to evolve in support of espionage-focused operations. Over time, Kazuar has expanded from a relatively…
State-sponsoredMalwareBotnets and DDoS
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