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Microsoft Security Intelligence
Published Oct 19, 2005 | Updated Sep 15, 2017


Detected by Microsoft Defender Antivirus

Aliases: W32.Mota (Symantec)


Windows Defender Antivirus detects and removes this threat.
Win32/Mabutu is a family of mass-mailing worms that targets computers running certain versions of Microsoft Windows. The worm sends a copy of itself as an attachment to e-mail addresses found on the infected computer. The worm has a backdoor component that connects to an IRC server from the infected computer to receive commands from attackers.

Use the following free Microsoft software to detect and remove this threat:

You should also run a full scan. A full scan might find hidden malware.

Get more help

You can also visit our advanced troubleshooting page or search the Microsoft virus and malware community for more help.

If you’re using Windows XP, see our Windows XP end of support page.

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