He is charged with helping North Korea circumvent sanctions through the use of crypto.
The hackers allegedly stole over $1.3 billion overall through various schemes.
U.N. experts estimate that over $316 million in crypto was stolen by North Korea-linked hackers last year.
Ethereum developer Virgil Griffith is likely headed to trial on charges of violating international sanctions, after a Tuesday hearing which saw a federal judge clarify what's being argued.
The motion, filed by Brian Klein, claims the indictment of Griffith doesn't "specify any alleged overt facts," and contains no actual allegation of fact.
Prosecutors say the 280 accounts hold crypto stolen from two exchange hacks last year.
According to a report by F-secure, a Finland-based cybersecurity company, hackers from the infamous Lazarus group targeted a crypto firm in an attack last year.
Notorious hacking group Lazarus is said to be increasing its efforts to steal cryptocurrency from traders and industry professionals during the COVID-19 crisis.
Brian Klein has spent the last few years representing crypto OGs against the government and each other. His latest high-profile project is to keep Ethereum developer Virgil Griffith out of jail.
The US government urged countermeasures to stymie North Korea's billion-dollar cybercrime campaigns.
Experts on North Korea say the country’s $1.5 billion cryptocurrency war chest is used to fund an illicit web of trade networks and supply chains.
The U.S. Treasury Department's Office of Foreign Asset Control has added two individuals and 20 bitcoin addresses to its sanctions list, accusing them of being part of the North Korea-affiliated Lazarus Group.
North Korea may be boosting its monero mining efforts to circumvent sanctions and avoid being tracked.
Prosecutors appear to have a strong case against Virgil Griffith, the ethereum developer charged with conspiring to aid North Korea, legal experts say.
The United Nations says attending North Korea's cryptocurrency conference in February would likely be a violation of sanctions.