An Armenian man, extradited from Ukraine to the United States, received two years in federal prison Tuesday for his role in RYUK ransomware attacks and an extortion conspiracy targeting companies throughout the United States.

Karen Vardanyan, 35, also received three years of supervised release and must pay $1,219,106 in restitution to the victims.

Vardanyan, sometimes used the monikers Maneeken or Karl Lagerfeld, was a member of a conspiracy that deployed Ryuk ransomware on victim computer networks to extort over $1 million from several victims, according to court records.

Payments ended up made with some form of cryptocurrency, usually Bitcoin. Vardanyan participated in the conspiracy from March 2019 to June 2020 to deploy the Ryuk ransomware against companies, schools, and other entities throughout the world, according to court records. One of the victim companies was in Wilsonville, Oregon.

On February 22, 2024, a federal grand jury in Portland returned a superseding indictment charging Vardanyan with conspiracy, fraud in connection with computers, and extortion in connection with computers.

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Furthermore, on June 20, 2025, Vardanyan made his initial appearance in federal court upon extradition from Ukraine.

On July 8, 2026, Vardanyan pleaded guilty to conspiracy and fraud in connection with computers.

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