The FBI has blamed North Korean hackers for the record-breaking $6. 3 billion theft from cryptocurrency exchange Binance, pointing the finger at the notorious Lazarus Group as the exchange scrambles to replace stolen funds and reassure customers. In an alert published Saturday , the agency attributed the October 29 attack to TraderTraitor, a North Korean hacking operation linked to Lazarus, which has made a lucrative career out of relieving crypto exchanges of their digital assets. Pyongyang was already in the frame before the FBI weighed in. Blockchain intelligence firms TRM Labs and Elliptic had linked the theft to North Korea, with TRM reporting that most of the $6. 36 billion haul disappeared in about 20 minutes. Elliptic, which puts the total closer to $6. 43 billion, says it has verified that $2. 85 billion of the stolen assets have been frozen or seized. According to the FBI, the hackers have started swapping their loot for Ethereum, with investigators expecting them to move the funds through decentralized finance (DeFi) platforms and instant swap services to make the money harder to trace. The agency has published a list of cryptocurrency wallet addresses linked to the theft and is urging exchanges, blockchain analytics firms, and other virtual asset providers to block transactions involving the stolen funds. The FBI’s attribution comes days after Binance admitted that hackers had made off with roughly $6. 3 billion in cryptocurrency. According to the exchange , the trouble started with a compromised DevOps engineer’s laptop, which gave the intruders access to a service container and allowed them to authorize withdrawals they had no business making. Binance has since resumed customer withdrawals , which it suspended after the attack, and says it has now replenished about 95 percent of the stolen assets…