Odaily News According to ZachXBT's disclosure in its community, the hacker suspected of stealing Coinbase user data exchanged about $42.5 million in BTC for ETH through Thorchain and left a provocative message on the chain. The transaction hash is 0x18c909a8438d94e88a434521ee9fc143c8777452fbecb09b034b8fd049d6477f. Previously, the hacker obtained nearly 97,000 user information by bribing customer service. Coinbase refused to pay a ransom of $20 million and offered a reward for tracking down his identity.