This trojan blocker ( MD5: 9349A503EE6F62FC08C33480F911E41B ) prevents all software execution. To remove the Trojan (and unlock windows), infected users need to enter a valid serial number they get by sending 410 RUB (13 USD) by calling a Message Box.
Number to Call: 89654028477
Number to Call: 89654028491
Number to Call: 89654028518
Code to unlock Windows: $009264834$
Run MBAM to remove the infection.