North Korean hacker group Lazarus is responsible for at least five attacks on cryptocurrency exchanges, looting an estimated $571.3 million US ...
source https://www.google.com/url?rct=j&sa=t&url=https://bitcoin.com.au/north-korean-hackers-make-millions-cryptocurrency-exchanges/&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNGTvqYZLCtFpMGe5iAmLvoT6mXLHA
