May 22, 2025
Published by azurefeeds on May 22, 2025
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Lumma Stealer: Breaking down the delivery techniques and capabilities of a prolific infostealer

Over the past year, Microsoft observed the persistent growth and operational sophistication of Lumma Stealer, an infostealer malware used by multiple financially motivated threat actors to […]
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April 16, 2025
Published by azurefeeds on April 16, 2025
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Threat actors misuse Node.js to deliver malware and other malicious payloads

Since October 2024, Microsoft Defender Experts (DEX) has observed and helped multiple customers address campaigns leveraging Node.js to deliver malware and other payloads that ultimately lead […]
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March 14, 2025
Published by azurefeeds on March 14, 2025
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Phishing campaign impersonates Booking .com, delivers a suite of credential-stealing malware

Starting in December 2024, leading up to some of the busiest travel days, Microsoft Threat Intelligence identified a phishing campaign that impersonates online travel agency Booking.com […]
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March 7, 2025
Published by azurefeeds on March 7, 2025
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Malvertising campaign leads to info stealers hosted on GitHub

In early December 2024, Microsoft Threat Intelligence detected a large-scale malvertising campaign that impacted nearly one million devices globally in an opportunistic attack to steal information. […]
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December 12, 2024
Published by azurefeeds on December 12, 2024
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Frequent freeloader part II: Russian actor Secret Blizzard using tools of other groups to attack Ukraine

After co-opting the tools and infrastructure of another nation-state threat actor to facilitate espionage activities, as detailed in our last blog, Russian nation-state actor Secret Blizzard […]
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