Raspberry Robin worm part of larger ecosystem facilitating pre-ransomware activity

Microsoft has discovered recent activity indicating that the Raspberry Robin worm is part of a complex and interconnected malware ecosystem, with links to other malware families and alternate infection methods beyond its original USB drive spread.
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DEV-0832 (Vice Society) opportunistic ransomware campaigns impacting US education sector

In recent months, Microsoft has detected active ransomware and extortion campaigns impacting the global education sector, particularly in the US, by a threat actor we track as DEV-0832, also known as Vice Society.
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Defenders beware: A case for post-ransomware investigations

The Microsoft Detection and Response Team (DART) details a recent ransomware incident in which the attacker used a collection of commodity tools and techniques, such as using living-off-the-land binaries, to launch their malicious code.
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New “Prestige” ransomware impacts organizations in Ukraine and Poland

The Microsoft Threat Intelligence Center (MSTIC) has identified evidence of a novel ransomware campaign targeting organizations in the logistics and transportation industry in Ukraine and Poland utilizing a previously unidentified ransomware payload.
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Stop Ransomware with Microsoft Security digital event presents threat intelligence in action

Join the Stop Ransomware with Microsoft Security digital event on September 15, 2022, to learn how to safeguard your organization from today’s attacks—and be ready for tomorrow’s.
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North Korean threat actor targets small and midsize businesses with H0lyGh0st ransomware

A group of actors originating from North Korea that MSTIC tracks as DEV-0530 has been developing and using ransomware in attacks since June 2021. This group, which calls itself H0lyGh0st, utilizes a ransomware payload with the same name.
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The many lives of BlackCat ransomware

The use of an unconventional programming language, multiple target devices and possible entry points, and affiliation with prolific threat activity groups have made the BlackCat ransomware a prevalent threat and a prime example of the growing ransomware-as-a-service (RaaS) gig economy.
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