GoKawiilUkrainian ransomware affiliate sentenced to 70 months for Nefilim and Hive attacks
Artem Aleksandrovych Stryzhak, a 35-year-old Ukrainian national, was sentenced to 70 months in US prison for his role as an affiliate in the Nefilim and Hive ransomware operations, which hit hospitals, government bodies and large companies between 2018 and 2021. He was extradited from Spain in April 2025 after his arrest there in June 2024, and pleaded guilty to computer fraud conspiracy charges.