Conti Ransomware Hacker Sentenced After Group Attacked Over 1,000 Victims Worldwide

A Ukrainian national, Oleksii Oleksiyovych Lytvynenko, was sentenced to four years in U.S. prison after pleading guilty to conspiracy to commit wire fraud for his role in the Conti ransomware operation. The report details his work on a malware loader and handling of stolen data, notes Conti's wide impact (over 1,000 victims across dozens of countries and at least $150 million in ransom payments), and highlights international investigative and law-enforcement cooperation that led to his arrest and extradition.