This trojan blocker 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: 89629911485
Number to Call: 89629910275
Number to Call: 89629911932
Number to Call: 89629911658
Code to unlock Windows: 10200000000000003
Run MBAM to remove the infection.