North Korea

Pierluigi Paganini February 26, 2026
UAT-10027 campaign hits U.S. education and healthcare with stealthy Dohdoor backdoor

UAT-10027 campaign is targeting U.S. education and healthcare sectors to deploy a new Dohdoor backdoor. Cisco Talos has identified a new threat cluster, tracked as UAT-10027, targeting U.S. education and healthcare organizations since at least December 2025 to deploy a previously unseen backdoor named Dohdoor. Initial access likely occurs through phishing, triggering a PowerShell script […]

Pierluigi Paganini February 25, 2026
Lazarus APT group deployed Medusa Ransomware against Middle East target

North Korea’s Lazarus Group used Medusa ransomware in an attack on an unnamed Middle East organization, researchers report. The North Korea-linked Lazarus APT Group, also known as Diamond Sleet and Pompilus, has been spotted deploying Medusa ransomware against an unnamed organization in the Middle East, according a new report from the Symantec and Carbon Black […]

Pierluigi Paganini February 15, 2026
Malicious npm and PyPI packages linked to Lazarus APT fake recruiter campaign

Researchers found malicious npm and PyPI packages tied to a fake recruitment campaign linked to North Korea’s Lazarus Group. ReversingLabs researcher uncovered new malicious packages on npm and PyPI connected to a fake job recruitment campaign attributed to the North Korea-linked Lazarus Group. The campaign uses deceptive hiring themes to trick developers into downloading infected […]

Pierluigi Paganini January 26, 2026
North Korea–linked KONNI uses AI to build stealthy malware tooling

Check Point links an active phishing campaign to North Korea–aligned KONNI, targeting developers with fake blockchain project docs and using an AI-written PowerShell backdoor. Check Point Research uncovered an active phishing campaign attributed to the North Korea–linked KONNI group (aka Kimsuky, Earth Imp, TA406, Thallium, Vedalia, and Velvet Chollima). The operation targets software developers and engineers using fake project […]

Pierluigi Paganini December 10, 2025
New EtherRAT backdoor surfaces in React2Shell attacks tied to North Korea

NK-linked hackers are likely exploiting the React2Shell flaw to deploy a newly discovered remote access trojan, dubbed EtherRAT. North Korea–linked threat actors are likely exploiting the new critical React2Shell flaw (CVE-2025-55182) to deploy a previously unknown remote access trojan called EtherRAT, Sysdig researchers warn. The vulnerability CVE-2025-55182, is a pre-authentication remote code execution issue in React […]

Pierluigi Paganini November 30, 2025
Contagious Interview campaign expands with 197 npm Ppackages spreading new OtterCookie malware

North Korea-linked actors behind Contagious Interview uploaded 197 new malicious npm packages to distribute a new OtterCookie malware version. North Korea-linked threat actors added 197 new malicious npm packages to spread updated OtterCookie malware as part of the ongoing Contagious Interview campaign, cybersecurity firm Socket warns. The Contagious Interview campaign, active since November 2023 and linked to […]

Pierluigi Paganini November 17, 2025
North Korean threat actors use JSON sites to deliver malware via trojanized code

North Korean Contagious Interview actors now host malware on JSON storage sites to deliver trojanized code projects, NVISO reports. North Korea-linked actors behind the Contagious Interview campaign have updated their tactics, using JSON storage services (e.g. JSON Keeper, JSONsilo, and npoint.io) to host and deliver malware through trojanized code projects, according to a new NVISO report. “NVISO […]

Pierluigi Paganini November 16, 2025
Five admit helping North Korea evade sanctions through IT worker schemes

Five pleaded guilty to aiding North Korea ’s illicit revenue via IT worker fraud, violating international sanctions. The U.S. Department of Justice announced that five people have pleaded guilty to helping North Korea secretly generate revenue by running illegal IT-worker schemes that violated international sanctions. The individuals – Audricus Phagnasay (24), Jason Salazar (30), Alexander […]

Pierluigi Paganini November 11, 2025
North Korea-linked Konni APT used Google Find Hub to erase data and spy on defectors

North Korea-linked APT Konni posed as counselors to steal data and wipe Android phones via Google Find Hub in Sept 2025. Genians Security Center researchers warn that the North Korea-linked Konni APT group (aka Kimsuky, Earth Imp, TA406, Thallium, Vedalia, and Velvet Chollima) posed as counselors to hack Android and Windows, stealing data and wiping phones […]

Pierluigi Paganini November 05, 2025
U.S. sanctioned North Korea bankers for laundering funds linked to cyberattacks and peapons program

U.S. sanctions North Korea bankers and firms accused of laundering cybercrime funds used to finance the country’s nuclear weapons program. The U.S. Government has imposed sanctions on several North Korea bankers, financial institutions, and individuals accused of laundering funds obtained from cybercrime operations. According to the U.S. Treasury Department, these illicit financial activities directly support […]