It appears Kucoin exchange has been hacked. For the past 7 hours, Over $150m in Ethereum and other erc20 tokens have been withdrawn to an unknown wallet here:
https://etherscan.io/address/0xeB31973E0FeBF3e3D7058234a5eBbAe1aB4B8c23
Kucoin's Response Their telegram chat has gone haywire since then as worried users have been asking about an update. Alicia (Head of VIP at Kucoin) replied:
Users have reported seeing empty balances and currently withdrawal and deposits has been deposits.