Ilya Lichtenstein, a 35-year-old hacker, has been sentenced to five years in prison for orchestrating one of the largest Bitcoin thefts in history, involving around 120,000 BTC from Bitfinex in 2016. The U.S. Department of Justice announced the sentence on Thursday, marking a significant milestone in this long-running case.

Using sophisticated hacking tools, Lichtenstein gained unauthorized access to Bitfinex’s network, fraudulently initiating over 2,000 transactions and siphoning nearly 120,000 BTC into his personal wallet. To cover his tracks, he deleted access credentials and log files on Bitfinex’s servers.

Following the hack, Lichtenstein and his wife, Heather Morgan, set out on an elaborate laundering scheme, using a combination of Eastern European bank accounts and cryptocurrency mixing services to obscure the origins of the stolen assets. Morgan, who performs as a rapper under the moniker “Razzlekhan,” is scheduled for her sentencing on November 18, with prosecutors recommending an 18-month sentence.

Intricate Techniques, but Critical Missteps

Court records reveal that the couple managed to launder about 25,111 BTC—roughly 21% of the stolen Bitcoin in the Bitfinex hack. They employed complex techniques such as chain-hopping, depositing into darknet markets, and withdrawing funds from various crypto exchanges. The couple also converted portions into gold coins and used U.S.-based business accounts to legitimize their banking activity. The IRS described these techniques as some of the most advanced laundering tactics agents had ever encountered.

However, not all of Lichtenstein’s methods were foolproof. Cybercrime expert Brett Johnson, former head of the infamous Shadow Crew cartel, criticized Lichtenstein’s approach, noting that his use of Coinbase accounts directly tied to his identity raised red flags. “Ilya is a f***ing idiot,” Johnson remarked.

A Guilty Plea and Consequences

Interestingly, Lichtenstein and Morgan initially faced charges related only to laundering, not to the hack itself, until Lichtenstein’s own actions implicated him. Both pleaded guilty to one count of conspiracy to commit money laundering on August 3, 2023, which carries a maximum sentence of 20 years.

Prosecutors ultimately sought a five-year sentence for Lichtenstein, which the court granted, alongside three years of supervised release post-incarceration.

With Morgan’s sentencing date around the corner, this case remains one of the most prominent examples of digital asset theft in recent memory, with Netflix even releasing a documentary series on the Bitfinex hack.

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