North Korea
Axios npm hack used fake Teams error fix to hijack maintainer account
The maintainers of the popular Axios HTTP client have published a detailed post-mortem describing how one of its developers was targeted by a social engineering campaign linked to North Korean hackers. This follows the threat actors compromising a maintainer account to publish two malicious versions of Axios (1.14.1 and 0.30.4) to the npm package registry, triggering a […]
Microsoft: Hackers abusing AI at every stage of cyberattacks
Microsoft says threat actors are increasingly using artificial intelligence in their operations to accelerate attacks, scale malicious activity, and lower technical barriers across all aspects of a cyberattack. According to a new Microsoft Threat Intelligence report, attackers are using generative AI tools for a wide range of tasks, including reconnaissance, phishing, infrastructure development, malware creation, […]
APT37 hackers use new malware to breach air-gapped networks
North Korean hackers are deploying newly uncovered tools to move data between internet-connected and air-gapped systems, spread via removable drives, and conduct covert surveillance. The malicious campaign has been named Ruby Jumper and is attributed to the state-backed group APT37, also known as ScarCruft, Ricochet Chollima, and InkySquid. Air-gapped computers are disconnected from external networks, especially […]
ShinyHunters extortion gang claims Odido breach affecting millions
The ShinyHunters extortion gang has claimed responsibility for breaching Dutch telecommunications provider Odido and stealing millions of user records from its compromised systems. Odido is one of the largest telecommunications companies in the Netherlands and offers mobile, broadband, and television services to millions of customers nationwide. The company disclosed the breach on February 12, revealing that attackers […]
North Korean Lazarus group linked to Medusa ransomware attacks
North Korean state-backed hackers associated with the Lazarus threat group are targeting U.S. healthcare organizations in extortion attacks using the Medusa ransomware. The Medusa ransomware-as-a-service (RaaS) operation emerged in January 2021, and by February 2025, it impacted over 300 organizations in various critical infrastructure sectors. Since then, the gang claimed at least another 80 victims. North Korean threat […]
Ukrainian gets 5 years for helping North Koreans infiltrate US firms
A Ukrainian national was sentenced to five years in prison for providing North Korean IT workers with stolen identities that helped them infiltrate U.S. companies. 39-year-old Oleksandr Didenko of Kyiv, Ukraine, pleaded guilty in November 2025 to aggravated identity theft and wire fraud conspiracy after being arrested in Poland in May 2024. This week, he was sentenced to […]
Fake job recruiters hide malware in developer coding challenges
A new variation of the fake recruiter campaign from North Korean threat actors is targeting JavaScript and Python developers with cryptocurrency-related tasks. The activity has been ongoing since at least May 2025 and is characterized by modularity, which allows the threat actor to quickly resume it in case of partial compromise. The bad actor relies […]
North Korean hackers use new macOS malware in crypto-theft attacks
North Korean hackers are running tailored campaigns using AI-generated video and the ClickFix technique to deliver malware for macOS and Windows to targets in the cryptocurrency sector. The threat actor’s goal is financial, as suggested by the role of the tools used in an attack on a fintech company investigated by Google’s Mandiant researchers. During […]
Konni hackers target blockchain engineers with AI-built malware
The North Korean hacker group Konni (Opal Sleet, TA406) is using AI-generated PowerShell malware to target developers and engineers in the blockchain sector. Believed to be associated with APT37 and Kimsuky activity clusters, Konni has been active since at least 2014 and has been seen targeting organizations in South Korea, Russia, Ukraine, and various countries in Europe. Based on samples […]
North Korean hackers exploit React2Shell flaw in EtherRAT malware attacks
A new malware implant called EtherRAT, deployed in a recent React2Shell attack, runs five separate Linux persistence mechanisms and leverages Ethereum smart contracts for communication with the attacker. Researchers at cloud security company Sysdig believe that the malware aligns with North Korea’s tools used in Contagious Interview campaigns. They recovered EtherRAT from a compromised Next.js application […]