Definitely the HDD is affected by Autorun.inf virus. U have to scan the hdd with an emergency scanner like (MWAV) it is a good anti-virus and not installed on hdd. U have to go in SAFE Mode and scan with anti-virus. After full scanning again run the scanner and there is a <i>tick</i> mark. Now reboot and install Autorun Eater which is a free anti-virus and protect ur hdd looks like a folder view.
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