North Korea-linked hackers break theft records yet again: $1.7 billion stolen North Korea-linked hackers such as those in cybercriminal syndicate Lazarus Group have been by far the most prolific cryptocurrency hackers over the last few years. While North Korea-linked hackers are undoubtedly sophisticated and represent a significant threat to the cryptocurrency ecosystem, law enforcement and national security agencies’ ability to fight back is growing. Meet the new mixer North Korean hackers have turned to following Tornado Cash’s OFAC designation For much of 2021 and 2022, North Korea-linked hackers almost exclusively used Tornado Cash to launder cryptocurrency stolen in hacks. Last year, for example, we saw the first ever seizure of funds stolen by North Korea-linked hackers, when agents recovered $30 million worth of cryptocurrency stolen in the Axie Infinity Ronin Bridge hack.