Wallets linked to North Korea’s state-sponsored hacking squad, the Lazarus Group, have sold more than $30 million in bitcoin on Hyperliquid in recent weeks, blockchain data from Arkham shows.. Crypto exchange Bitget says hackers took about $351.6m from its hot and warm wallets on Thursday. The company said on X that its systems spotted unauthorised transfers. Update: Bitget has updated the amount of crypto assets stolen in the attack to $387.