Based on their investigation, about 166,908 "zombie" computers from 74 countries around the world have been used for the attacks and controlled by 8 Command & Control (C&C) servers. They successfully identify the master server after they hack into 2 of the 8 C&C servers.
With this, it allows them to determine the IP address of the master server, which is running Windows Server 2003, is 195.90.118.xxx and that it is located in the UK.
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