If you want to see whether a CD has an Autorun.inf file or not, alter your file viewing settings appropriately. This will make Autorun.inf invisible to any users who've retained default file viewing settings that prevent Hidden files from being seen. In most cases both benign and malware-based, Autorun.inf will be set to have the Hidden attribute. Autorun.inf is a simple text file that takes up negligible space and has no real functionality besides the above mentioned capabilities. The Autorun.inf file can also determine the kinds of menu commands shown when right-clicking the drive icon, as well as icons that show up when the CD is being read. Legitimate software use Autorun.inf to run program menus instantly when the CD is placed in the computer's drive. An Autorun.inf infection is rarely the only case of infection in a system, and will usually only be a symptom of other malware problems that should also be taken care of.

Since the probability of infecting other systems with a CD infected by a malicious Autorun.inf file is very high, you should make every effort to delete the infection before using the CD further. Although harmless in and of itself, Autorun.inf may also be used to run harmful Trojans and other malware. Autorun.inf is a generic file used to determine basic computer behavior for CDs.

How to delete autorun.inf