Cybercrime

Pierluigi Paganini December 22, 2025
Ukrainian hacker pleads guilty to Nefilim Ransomware attacks in U.S.

Ukrainian Artem Stryzhak (35) pleaded guilty in the U.S. for Nefilim ransomware attacks; he was arrested in Spain in 2024, extradited in April 2025. A 35-year-old Ukrainian, Artem Aleksandrovych Stryzhak (35), pleaded guilty in the U.S. for Nefilim ransomware attacks. The Ukrainian citizen was arrested in Spain in 2024 and extradited to the US in […]

Pierluigi Paganini December 22, 2025
University of Sydney discloses a data breach impacting 27,000 people

Hackers stole personal data of about 27,500 people from the University of Sydney after accessing an online code library, the university confirmed. The University of Sydney disclosed a data breach in which threat actors accessed an online code library and stole personal information linked to about 27,500 individuals, including current and former staff, affiliates, students, […]

Pierluigi Paganini December 21, 2025
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 76

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter CyberVolk | A Deep Dive into the Hacktivists, Tools and Ransomware Fueling Pro-Russian Cyber Attacks Operation MoneyMount-ISO — Deploying Phantom Stealer via ISO-Mounted Executables     Inside GhostPoster: How a PNG Icon Infected 50,000 Firefox Users […]

Pierluigi Paganini December 21, 2025
Security Affairs newsletter Round 555 by Pierluigi Paganini – INTERNATIONAL EDITION

A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. ATM Jackpotting ring busted: 54 indicted by DoJ U.S. CISA adds a flaw in WatchGuard Fireware […]

Pierluigi Paganini December 21, 2025
Massive Android botnet Kimwolf infects millions, strikes with DDoS

The Kimwolf Android botnet has infected 1.8M+ devices, launching massive DDoS attacks and boosting its C&C domain, says XLab. Kimwolf is a newly discovered Android botnet linked to the Aisuru botnet that has infected over 1.8 million devices and issued more than 1.7 billion DDoS attack commands, according to XLab. On October 24, 2025, XLab […]

Pierluigi Paganini December 20, 2025
ATM Jackpotting ring busted: 54 indicted by DoJ

The U.S. Department of Justice has indicted 54 individuals over a multi-million-dollar ATM jackpotting fraud scheme. U.S. DoJ indicted 54 people for a nationwide ATM jackpotting scheme that stole millions via malware. The case links the crimes to the cybercrime group Tren de Aragua, including charges of fraud, money laundering, and material support to a […]

Pierluigi Paganini December 19, 2025
CLOP targets Gladinet CentreStack servers in large-scale extortion campaign

The Clop ransomware group is targeting Gladinet CentreStack file servers in a new large-scale extortion campaign. The Clop ransomware group is targeting Gladinet CentreStack file servers in a new large-scale extortion campaign aimed at stealing sensitive data from organizations worldwide. Gladinet CentreStack is a software platform that allows organizations to turn their existing file servers, […]

Pierluigi Paganini December 18, 2025
DIG AI: Uncensored Darknet AI Assistant at the Service of Criminals and Terrorists

Resecurity reports a Q4 2025 surge in criminal use of DIG AI on Tor, enabling scalable illicit activity and posing new risks ahead of major 2026 events. During Q4 2025, Resecurity observed a notable increase in malicious actors utilizing DIG AI, accelerating during the Winter Holidays, when illegal activity worldwide reached a new record. With […]

Pierluigi Paganini December 18, 2025
GhostPairing campaign abuses WhatsApp device linking to hijack accounts

Attackers abuse WhatsApp’s device-linking feature to hijack accounts via pairing codes in the GhostPairing campaign. Attackers are exploiting WhatsApp’s device-linking feature to hijack accounts using pairing codes in a campaign dubbed GhostPairing, without requiring authentication. Gen Digital first observed the GhostPairing campaign in Czechia, but warns that it can spread globally via compromised accounts. The […]

Pierluigi Paganini December 17, 2025
Askul data breach exposed over 700,000 records after ransomware attack

Askul disclosed that an October RansomHouse ransomware attack compromised over 700,000 records at the Japanese e-commerce and logistics firm. Askul is a Japanese e-commerce and logistics company best known for supplying office products, stationery, IT equipment, and everyday business consumables to companies and consumers. It operates large-scale fulfillment and delivery services across Japan and is […]