Torjan MDM.EXE

I have Torjan MDM.EXE Worm can any one let me know how can i get rid of this Worm.?

Whenever i switch on my PC usually in every minute my Floppy Disk boot up and indicate that there is Torjan Worm.

Solution:-VG anti virus/anti spyware remover.
AVG Removes I-Worm/Stration · BackDoor.Generic3.GBB and .GBC · Worm/Generic.FX · Exploit.WMF
http://free.grisoft.com/doc/5390/lng/us/...