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U.S. Treasury Lifts Tornado Cash Sanctions Amid North Korea Money Laundering Probe

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The U.S. Treasury Department has announced that it's removing sanctions against Tornado Cash, a cryptocurrency mixer service that has been accused of aiding the North Korea-linked Lazarus Group to launder their ill-gotten proceeds. "Based on the Administration's review of the novel legal and policy issues raised by use of financial sanctions against financial and commercial activity occurring
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UAT-5918 Targets Taiwan’s Critical Infrastructure Using Web Shells and Open-Source Tools

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Threat hunters have uncovered a new threat actor named UAT-5918 that has been attacking critical infrastructure entities in Taiwan since at least 2023. "UAT-5918, a threat actor believed to be motivated by establishing long-term access for information theft, uses a combination of web shells and open-sourced tooling to conduct post-compromise activities to establish persistence in victim
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Medusa Ransomware Uses Malicious Driver to Disable Anti-Malware with Stolen Certificates

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The threat actors behind the Medusa ransomware-as-a-service (RaaS) operation have been observed using a malicious driver dubbed ABYSSWORKER as part of a bring your own vulnerable driver (BYOVD) attack designed to disable anti-malware tools. Elastic Security Labs said it observed a Medusa ransomware attack that delivered the encryptor by means of a loader packed using a packer-as-a-service (PaaS
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Kaspersky Links Head Mare to Twelve, Targeting Russian Entities via Shared C2 Servers

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Two known threat activity clusters codenamed Head Mare and Twelve have likely joined forces to target Russian entities, new findings from Kaspersky reveal. "Head Mare relied heavily on tools previously associated with Twelve. Additionally, Head Mare attacks utilized command-and-control (C2) servers exclusively linked to Twelve prior to these incidents," the company said. "This suggests
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