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Downloader.Inor.C

Risk Level 1: Very Low

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Discovered: July 29, 2004
Updated: February 13, 2007 12:25:58 PM
Also Known As: VBS/Inor [McAfee]
Type: Trojan Horse
Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP


Downloader.Inor.C is a variant of Trojan.Downloader.Inor.and Trojan.Download.Inor.B. This Trojan spreads as an .hta file. When this file is executed, it creates and runs the file named C:\i.exe.

When i.exe runs, it tries to download a file from a Web site.

Downloader.Inor.C may be received by email as an attachment or as a link to a Web site, which contains a CGI script that drops the Trojan.

Note: Detections prior to May 31st, 2006 may detect this threat as Trojan.Downloader.Inor.C.

Protection

  • Initial Rapid Release version July 30, 2004
  • Latest Rapid Release version July 12, 2008 revision 018
  • Initial Daily Certified version July 30, 2004
  • Latest Daily Certified version July 12, 2008 revision 019
  • Initial Weekly Certified release date August 4, 2004

Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Easy

Damage

  • Damage Level: Low

Distribution

  • Distribution Level: Low

Writeup By: John Park
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