Wallpaper Hijack Virus Computer Virus - Affecting Safe Mode, The Ability To Type Commands, And Run Anti-virus/malware Programs?

Computer Virus - affecting safe mode, the ability to type commands, and run anti-virus/malware programs? - wallpaper hijack virus

1) Windows does not start in
Normal Mode - stops the wallpaper (no icons, taskbar or Start menu) - Task Manager is launched
Safe mode - stops after the Selection Manager
Safe Mode W / comm system - Lance

2) Do not restore the data - they removed my system turned off, so that

3) The combustion of any virus or malware ... installed, but it lasts longer than 4 seconds ... when they come from

4) When it comes to entering commands ... the error does not occur often Permissions

5) I'm sure there are more, but now that I lost all the complications.

Please, if anyone suggestions on what should be done very grateful! I'm on Windows XPand has no records.