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Microsoft Security Intelligence
Published Jun 10, 2011 | Updated Sep 15, 2017

Trojan:JS/Qhost.C

Detected by Microsoft Defender Antivirus

Aliases: No associated aliases

Summary

Trojan:JS/Qhost.C is a JavaScript trojan that modifies the computer's Hosts file to redirect visits to certain websites. The browser is instead redirected to a specific website.

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 http://www.microsoft.com/windows/antivirus-partners/.

Additional remediation instructions for Trojan:JS/Qhost.C

This threat may make lasting changes to a computer's configuration that are NOT restored by detecting and removing this threat. For more information on returning an infected computer to its pre-infected state, please see the following article/s:

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