Denis Dubnikov, a Russian citizen suspected of being involved in the Ryuk ransomware attack on U.S. citizens, has been sentenced to a prison term, is about to be released on parole, and forfeited $2,000 after pleading guilty in a U.S. court. In July 2019, an American company paid the 250 bitcoin Ryuk ransom following a ransomware attack, and Dubnikov accepted 35 bitcoins from an accomplice on or about July 11, 2019, in Moscow, Russia, according to court documents. , in exchange for about $400,000. On November 2, 2021, Denis Dubnikov was arrested in Amsterdam on the basis of a provisional arrest warrant. On August 16, 2022, he was extradited to the United States.