December 5, 2024

Frequent freeloader part I: Secret Blizzard compromising Storm-0156 infrastructure for espionage

Based on both Microsoft Threat Intelligence’s findings and those reported by governments and other security vendors, we assess that the Russian nation-state actor tracked as Secret […]
October 9, 2024

File hosting services misused for identity phishing

Microsoft has observed campaigns misusing legitimate file hosting services increasingly use defense evasion tactics involving files with restricted access and view-only restrictions. While these campaigns are […]