19 Apr, 2026

Ukrainian hacker admits affiliate role in Nefilim ransomware gang

A Ukrainian national pleaded guilty on Friday to conducting Nefilim ransomware attacks that targeted high-revenue businesses across the United States and other countries. The defendant, 35-year-old Artem Aleksandrovych Stryzhak, was arrested in Spain in June 2024 and extradited to the U.S. on April 30, 2025. Stryzhak has admitted to computer fraud conspiracy charges brought by U.S. prosecutors in […]

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US charges admin of LockerGoga, MegaCortex, Nefilim ransomware

The U.S. Department of Justice has charged Ukrainian national Volodymyr Viktorovich Tymoshchuk for his role as the administrator of the LockerGoga, MegaCortex, and Nefilim ransomware operations. Also known online as deadforz, Boba, msfv, and farnetwork, Tymoshchuk was involved in ransomware attacks that led to the breach of hundreds of companies, resulting in millions of dollars […]

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Ukrainian extradited to US for Nefilim ransomware attacks

A Ukrainian national has been extradited from Spain to the United States to face charges over allegedly conducting Nefilim ransomware attacks against companies. The suspect, Artem Aleksandrovych Stryzhak, 35, was arrested in Spain in June 2024 and extradited to the U.S. on April 30, 2025. According to the U.S. Department of Justice, Stryzhak allegedly participated […]

2 mins read