Facts: Almost millions of USB Drives are infected each day, Recent operating systems is now preventing the spreading of these kind of infection by providing administrative actions and prevent executing the code. Some codes are hiding into the important files of blank name folder of the USB and exposing the virus codes in these extensions “.exe, .ini, .lnk, .mpeg, .db” .exe = these are the files directly executing the virus .ini = these are the files that may link the autorun of the .exe virus .lnk = is the link direct to .exe to be executed .mpeg = video format that may download directly to online virus sites these include the worms, T rojans or evens viruses .db = you may think this is an ordinary thumbnail but some virus has injection on these kind of scripts