The crypto trading platform AscendEX suffered a loss of 77.7 million U.S. dollars in a hot wallet intrusion, which allowed hackers to access and transfer tokens hosted on Ethereum (Ethereum), Binance Smart Chain (BSC) and Polygon (Poly) Blockchain.
Soon after implementation, AscendEX took the initiative warn The user’s information about the stolen funds confirmed that hackers could not access the company’s cold wallet reserves.
At 22:00 UTC 12/11, we detected that many ERC-20, BSC and Polygon tokens were transferred from our hot wallet. Cold wallets are not affected. Investigation is ongoing. If any user’s funds are affected by the incident, they will be completely covered by AscendEX.
-AscendEX (@AscendEX_Global) December 12, 2021
According to blockchain security and data analysis company PeckShield, tokens worth approximately $60 million are transferred through the Ethereum blockchain.The tokens stolen from Binance Smart Chain and Polygon are worth 9.2 million USD and 8.5 million USD respectively, EtherScan proves this data.
Estimated loss @AscendEX_Global: A total of 77.7 million US dollars (60 million US dollars in @Ethereum 9.2 million USD @Binance Chain 8.5 million USD @0xPolygon).The following is a list of transferred assets and their amounts @Ethereum pic.twitter.com/VC4DKOwu4f
-PeckShield Inc. (@peckshield) December 12, 2021
The company also announced that it would help affected users by covering up their losses caused by the attack.
On December 5th last week, similar attacks on the cryptocurrency exchange BitMart caused nearly 200 million U.S. dollars in losses due to the leak of hot wallets hosted on the Ethereum and Binance smart chain blockchains.
As reported by Cointelegraph, this hacking is a simple case of transfer, exchange and cleaning:
BitMart CEO Chardon confirmed the loss on Twitter, but he announced the temporary suspension of all withdrawals and deposits, while further investigations are ongoing.
The deposit and withdrawal functions of all tokens will be gradually restored with the recovery progress of security testing and public chain development. Don’t worry, we are moving forward, and safety is always the top priority.
-Sheldon Xia (@sheldonbitmart) December 8, 2021