19/19 In this case, the FBI how to find out the source of Egq wallet and get the private key is still a mystery, the FBI does not want to disclose too much about their trick, we can only use our imagination to guess.
After carefully examining the FBI's Warrant Application filed with the Northern District of California in the Darkside case, I'd like to offer some personal guess about the Darkside ransom case.
18/19. Whichever is possible, the Egq wallet was only used once when it received 63.7 BTC from the NxB wallet on May 9, after which this wallet address has been silent and there was no broadcast transaction that led to the IP leak.