DRT - Duplicated folders Removal Tool removes the duplicated folders virus which is a very common symptom of being infected by virus IM-Worm.Win32.Sohanad.ao and friends.
DRT - Duplicated folders Removal Tool will remove the duplicated folders from all your hard drive partitionsincluding floppy disks and USB flash disks (those must be write enabled during the scan process)
Start your computer in Safe mode and run this tool. if you have infected floppy/flash disks you can insert them and click start. you can repeat this for every disk you have.