1. Symantec/
  2. Security Response/
  3. Trojan.Xombe

Trojan.Xombe

Risk Level 2: Low

Discovered:
January 9, 2004
Updated:
February 13, 2007 12:15:55 PM
Also Known As:
Xombe [FSecure], Downloader-GJ [McAfee], Troj/Dloader-L [Sophos]
Type:
Trojan Horse
Systems Affected:
Windows

Trojan.Xombe is a Trojan horse that has at least two components: a 4,096 byte downloader and a 27,136 byte Trojan. The downloader component will retrieve the Trojan file from a predetermined Web site.

The download component has been distributed in an unsolicited email, purporting to be a security update for Windows XP, sent by Microsoft.

The email has the following characteristics:

From: windowsupdate@microsoft.com
Subject: Windows XP Service Pack 1 (Express) - Critical Update.
Attachment: winxp_sp1.exe(4,096 KB)

The Trojan is packed with UPX.



To prevent this Trojan from running, outgoing HTTP connections to domain gamemaniacs.org can be blocked.

Antivirus Protection Dates

  • Initial Rapid Release version January 9, 2004
  • Latest Rapid Release version August 8, 2016 revision 023
  • Initial Daily Certified version January 9, 2004
  • Latest Daily Certified version August 9, 2016 revision 001
  • Initial Weekly Certified release date January 14, 2004
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Benjamin Nahorney

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STAR Antimalware Protection Technologies
2016 Internet Security Threat Report, Volume 21
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