The worm, which first appeared in November 2008 and exploded in January 2009 - in part because a new variant added the ability to spread using USB flash drives - copied a malicious "autorun.inf" file to any USB storage device that was connected to an infected machine.
One of its most common uses is to start an installation program when a user puts a CD into the optical drive.ĪutoPlay, on the other hand, is the Windows feature that lets a user pick which program starts when a specific type of media, like a DVD containing photos, is inserted.Ĭonficker leveraged both. "Windows will no longer display the AutoRun task in the AutoPlay dialog for devices that are not removable optical media (CD/DVD) because there is no way to identify the origin of these entries," Arik Cohen, a program manager on the Windows 7 team, said in the entry on the Engineering Windows 7 blog.ĪutoRun is the technology that starts some programs automatically when a CD, DVD or other media is inserted.
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