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Published Aug 29, 2005 | Updated Sep 15, 2017

TrojanDownloader:Win32/Small.BDC

Detected by Microsoft Defender Antivirus

Aliases: Win32/SillyDL.Gael!Trojan (CA) Downloader-ACX (McAfee) TrojanDownloader:Win32/Small.BDC (Microsoft) Troj/Penta-A (Sophos) Downloader.Trojan (Symantec) TROJ_TENGADL.A (Trend Micro) TrojanDownloader:Win32/Gael.A (other)

Summary

TrojanDownloader:Win32/Small.BDC is a Trojan downloader that targets certain versions of Microsoft Windows. The Trojan is downloaded and executed by files infected by a variant of Virus:Win32/Small. TrojanDownloader:Win32/Small.BDC downloads and executes malicious software from a Web site without user interaction.
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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