PeckShield: Whale’s 1-of-1 wallet drained of $27.3M; 4,100 ETH to Tornado Cash

On December 18, 2025, PeckShield reported a crypto whale’s 1-of-1 multisignature wallet was compromised and about $27.3 million was stolen. Etherscan data showed the drainer moving 4,100 ETH in 100 ETH batches through Tornado Cash, and PeckShield said roughly $2 million in liquid assets remained under the attacker’s control.