While inserting the USB Flash Disk Continuously press ESC so no program can start automatically.
Double click on my computer to get the name of the drive that is your flash drive.
Suppose it is (f:)
Dont do anything. Close My Computer
Click on Start > Run > Type cmd [press Enter]
Change drive to your Flash Drive
(Check for files autorun.inf, any file with .exe suspicious)
attrib -s -r -h -a (enter)
(This will remove all kind of restrictions of files)
del autorun.inf (enter)
del “New Folder.exe”
… … …
del all files that looks suspicious
If your computer is infected do the above for each drive.
Go to msconfig
Remove all startup programs
Go to Start Up Folder
Remove all unknown programs