According to a report from SentinelLabs, North Korean hacker BlueNoroff is using new malware to attack cryptocurrency companies. The malware operation nicknamed "Hidden Risk" is spread through multiple stages through PDF files, using false news headlines and crypto market research to attract users to download. The malware package contains multiple functions designed to provide hackers with a backdoor to remotely access the victim's computer and steal sensitive information, including private keys for digital asset wallets and platforms. According to cybersecurity company Recorded Future, North Korean hacker groups have stolen approximately $3 billion since 2017. (Cointelegraph)