This trojan blocker ( MD5: D744F88F3BFA6F7D6520549BBF1DBE7A ) prevent all software execution. To remove the Trojan (and unlock windows), infected users need to enter a valid serial number they get by sending 400 RUB (12,9 USD) by calling a Message Box.
Number to Call: 89654028171
Number to Call: 89654028195
Number to Call: 89654028295
Code to unlock Windows: %10923810%
Run MBAM to remove the infection.