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Microsoft Security Intelligence
Published May 25, 2008 | Updated Apr 16, 2011


Detected by Microsoft Defender Antivirus

Aliases: No associated aliases


Win32/Frethog is a large family of password-stealing trojans that target confidential data, such as account information, from Massive Multiplayer Online Games (such as World of Warcraft, for example).
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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