Lichtenstein, 35, pleaded guilty last year to conspiracy charges stemming from the 2016 hack of Bitfinex, a cryptocurrency exchange, where approximately 120,000 bitcoin were stolen. The stolen cryptocurrency, initially valued at $70 million, later reached a peak value of more than $4.5 billion due to Bitcoin’s price appreciation.

District Judge Colleen Kollar-Kotelly, who presided over the case in Washington, D.C., emphasized the need for accountability in cryptocurrency-related crimes. “It’s important to send a message that you can’t commit these crimes with impunity, that there are consequences to them,” she stated during the sentencing.

The case began in August 2016 when Lichtenstein orchestrated a sophisticated breach of Bitfinex’s network security systems. Court documents reveal that he authorized more than 2,000 unauthorized transactions, transferring 119,754 bitcoin to wallets under his control. In the years that followed, Lichtenstein and his wife, Heather Morgan, conducted extensive money laundering operations until their arrest in February 2022, when federal authorities seized approximately $3.6 billion worth of cryptocurrency.

The Department of Justice’s investigation uncovered a complex web of money laundering techniques employed by the couple. Lichtenstein created numerous fictitious identities for online accounts and converted the stolen funds through various cryptocurrencies. The pair purchased gold coins, utilized cryptocurrency mixing services, and established multiple shell companies to obscure the origin of their illicit gains. After gaining initial access to Bitfinex’s systems, Lichtenstein had meticulously deleted access credentials and log files to conceal his activities.

The investigation culminated in the largest financial seizure in Department of Justice history, with authorities recovering $3.6 billion in assets. Deputy Attorney General Lisa Monaco emphasized the historical significance of the recovery during the investigation. The prosecution required extensive collaboration between federal agencies, with the IRS Criminal Investigation’s Cyber Crimes Unit, FBI’s Chicago Field Office and Virtual Assets Unit, and Homeland Security Investigations in New York working in concert with the Department of Justice’s Office of International Affairs.

Morgan, who attracted significant social media attention under her rap persona “Razzlekhan,” also pleaded guilty to one count of conspiracy to commit money laundering. Her sentencing is scheduled for November 18. During this period, she had maintained a public presence, publishing articles in Forbes magazine where she portrayed herself as a successful technology businesswoman and “serial entrepreneur.”

Morgan and Lichtenstein, Source: Alexandria Sherrif’s Office

At the sentencing, Lichtenstein, who was born in Russia but grew up in the United States, expressed remorse and declared his intention to use his technical skills to combat cybercrime after completing his sentence. Following his prison term, he will serve three years of supervised release. He has remained in custody since his arrest in February 2022.