Topic: cross-platform malware
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Chaos Ransomware Strikes: New Wave of Cyberattacks
The ransomware group Chaos employs aggressive double extortion tactics and psychological pressure, offering rewards for compliance while escalating threats like data leaks and DDoS attacks for non-payment. Chaos targets organizations globally, particularly in the U.S., UK, New Zealand, and India,...
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North Korean Hackers Hide Malware on Blockchain
EtherHiding is a technique used by North Korean hackers to hide malware on public blockchains, making it hard for authorities to disrupt their activities. The UNC5342 group targets software developers through fake recruitment offers, infecting Windows, macOS, and Linux systems with a multi-stage ...
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Microsoft Blames North Korea for Mastra AI Supply Chain Attack
North Korean state-sponsored group Sapphire Sleet (also known as APT38 and BlueNoroff) conducted a sophisticated supply chain attack on the Mastra npm framework by compromising a maintainer account and injecting malicious code. The attack affected over 140 packages and delivered a cross-platform ...
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US, South Korea warn of Gunra ransomware hitting govt agencies
U.S. and South Korean agencies issued a joint advisory urging global critical infrastructure to defend against Gunra, a double-extortion ransomware built on leaked Conti source code, first appearing in April 2025 and targeting healthcare, finance, and government sectors. Gunra exploits Fortinet f...
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North Korean Hackers' New EtherHiding Crypto Heist
A North Korean hacking group is using EtherHiding, a blockchain-based method that embeds malware in smart contracts, making the blockchain a resilient command-and-control server for malicious activities. EtherHiding resists traditional cybersecurity measures because it operates on a decentralized...
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