Published Aug 24, 2010 | Updated Sep 15, 2017


Severe |Detected with Windows Defender Antivirus

Aliases: Mal_Otorun9 (Trend Micro) Trojan.Win32.Buzus.csuq (Kaspersky) Worm:Win32/Autorun.DM (other)


Worm:Win32/Yeltminky.A is a worm - a self-propagating program that can spread itself from one computer to another. Worms may spread themselves via a variety of different channels in order to compromise new computers. Worms usually spread using methods that include, but may not be limited to, copying themselves to removable or network drives, and placing an autorun.inf file in the root directory of each affected drive in an attempt to ensure that the worm is run when the removable drive is attached, or the network drive is visited from a remote system supporting the Autorun feature.

To detect and remove this threat and other malicious software that may be installed on your computer, run a full-system scan with an appropriate, up-to-date, security solution. The following Microsoft products detect and remove this threat:

For more information on antivirus software, see

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