1. Symantec/
  2. Security Response/
  3. Hacktool.JPEGDownload


Risk Level 1: Very Low

September 24, 2004
February 13, 2007 12:27:48 PM
Trojan Horse
Systems Affected:

Hacktool.JPEGDownload is a program that can be used to generate .jpg files that exploit the Microsoft GDI+ Library JPEG Segment Length Integer Underflow vulnerability (described in the Microsoft Security Bulletin MS04-028). The .jpg files that this Trojan generates can download a URL hardcoded in the .jpg file, and are detected by Symantec products as Download.Trojan.

Antivirus Protection Dates

  • Initial Rapid Release version September 24, 2004
  • Latest Rapid Release version August 8, 2016 revision 023
  • Initial Daily Certified version September 24, 2004
  • Latest Daily Certified version August 9, 2016 revision 001
  • Initial Weekly Certified release date September 28, 2004
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Fergal Ladley

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