Hackers promise to dishonor crypto exchange Coinsquare by robbing its customers
Hackers who seized the data of users of the Canadian exchange cryptocurrencies Coinsquare plan to use their to steal bitcoins by swapping SIM cards. About this Motherboard reports citing a statement from one of the attackers.
Coinsquare found a leak in the past year and blamed for what happened his former employee. WITH of this time company changed the sales management system, rewritten data management policies and strengthened internal controls. It was later revealed that the leak was wearing more large-scale character, but the company denies other security breaches.
Initially, the attackers intended to sell data on the dark web, but later decided use them yourself for theft bitcoins from users’ wallets. For of this they need to convince the carrier to transfer the phone number client to their own SIM like already was done repeatedly at carrying out attacks on holders of cryptocurrencies. it opens opportunities to pass two-factor authentication, if in quality the method uses confirmation by phone number.
He also provided edition version of the stolen database, containing over 5 000 strings with email addresses of users, by numbers phone numbers and, in some cases, physical addresses, as well as information about volume assets, credited to exchange accounts for half a year. No passwords are present in the database. Motherboard was able to determine that the specified email addresses were indeed registered accounts on Coinsquare and get confirmation from several users.