Win32.Brontok.j is a worm that disables Windows Registry Editor and Folder Options. And it also reboots the system if user tries to open the application which is affected by brontok. This worm also modifies several registry entries.
So we can say that Bontok is the stickiest virus.
U can remove it easily.
Start ur computer in safe mode with command prompt and type the following commands to enable registry editor:-
reg delete HKCU\software\microsoft\windows\currentversion\policies\system /v "DisableRegistryTools"
reg delete HKLM\software\microsoft\windows\currentversion\policies\system /v "DisableRegistryTools"
After this ur registry editor is enable
Now go to run and type regedit
then follow the following path :-
on the right side delete the entries which contain 'Brontok' and 'Tok-' words.
after that restart ur system
open registry editor and follow the path to enable folder option in tools menu
delete this entry and restart ur computer
and search *.exe files in all drives (search in hidden files also)
remove all files which are display likes as folder icon.
Now Congratulations! ur computer is completely free from virus brontok