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Microsoft Security Intelligence
Published Aug 26, 2009 | Updated Sep 15, 2017

Trojan:Win32/Fydown.A

Detected by Microsoft Defender Antivirus

Aliases: Trojan.Adload-2096 (Clam AV) Trojan-Downloader.Win32.Adload.isa (Kaspersky) Generic Downloader.x!zo (McAfee) W32/Agent.PPTF (Norman) Adware/DollarRevenue (Panda)

Summary

Trojan:Win32/Fydown.A is installed by TrojanDownloader:Win32/Adload.BE.dll. Win32/Fydown disables numerous security applications from executing and may download and execute arbitrary files from a predefined remote Web server.
Manual removal is not recommended for this threat. To detect and remove this threat and other malicious software that may have been installed, run a full-system scan with an up-to-date antivirus product such as the Microsoft Safety Scanner (http://go.microsoft.com/fwlink/?LinkId=212742). For more information, see http://www.microsoft.com/protect/computer/viruses/vista.mspx.
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