Background On February 23, 2024, we detected an attack on Ethereum: https://etherscan.io/tx/0xf0464b01d962f714eee9d4392b2494524d0e10ce3eb3723873afd1346b8b06e4 targeting BlueBerryProtocol, resulting in a loss of approximately 455 ETH, equivalent to 1.4 million USD. Fortunately, the attack was intercepted by a whitehat with the ID c0ffeebabe (0xC0ffeEBABE5D496B2DDE509f9fa189C25cF29671[c0ffeebabe.eth]), who returned 366.5 ETH, equivalent to 1.2 million USD.