British cryptocurrency exchange EXMO has reported that unknown hackers have stolen nearly 5% of its assets, compromising hot wallets. According to official EXMO statistics, the daily trading volume of the exchange is 2,273 BTC (almost $ 52,000,000), and the number of active traders is 27,795.
EXMO representatives write that on December 21, 2020 (2:27:02 UTC), suspicious and large withdrawal operations were noticed, and currently all withdrawal operations are temporarily suspended on the exchange, and users are asked not to replenish deposits yet.
Also, EXMO representatives write that all losses incurred by the affected users will be fully covered and reimbursed by the exchange.
EXMO is investigating the incident with London police and its cybercrime team. The exchange promises to conduct a “thorough security check” of all systems and data, and actively work to find the cause of the incident.
The list of addresses where the stolen EXMO assets went to has already been published:
- BTC: 1A4PXZE5j8v7UuapYckq6fSegmY5i8uUyq
- USDT (ERC20): 0x4BA6B2fF35055aF5406923406442cD3aB29F50Ce
- ETH: 0x4BA6B2fF35055aF5406923406442cD3aB29F50Ce
- BCH: – qrfrw5q9gag2vp6jc5nlx0haplm2jlhx9vsvxd9u3e
- ZEC: t1StUQiw1YyHT515xDxwxjfhEcw2iGSq2yL
- XRP: rwU8rAiE2eyEPz3sikfbHuqCuiAtdXqa2v (2033412069)
- ETC: 0x4d9EF6846126Da2867AF503448be0508542C971e
Edition of The Block reported that the total amount of damages could amount to about 10.5 million dollars at current exchange rates. So, according to analysts, the attackers stole (and mainly brought to the Poloniex exchange) the following volumes of cryptocurrencies:
- 292 BTC (about $ 6.5 million), and another 18.5 BTC ($ 415,000) awaiting confirmation in the mempool;
- 867 ETH (521 900 US dollars);
- 476,521 XRP ($ 247,700);
- 20 651 ETC (126 800 US dollars);
- 50,000 USDT (50,000 US dollars);
- 39,285 ZEC ($ 2.7 million).