Downloader.Inor.B is a variant of Trojan.Downloader.Inor
. This Trojan spreads as a .hta file. When this file is executed, it creates the %Windir%\System32\Usb_d2.exe file, and then executes it.
When Usb_d2.exe file is executed, it tries to download a file from a Web site.
Downloader.Inor.B may be received by email as an attachment, or a link to a Web site, which contains a CGI script that drops the Trojan.
Detections prior to May 31st, 2006 may detect this threat as Trojan.Download.Inor.B.
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