1. /
  2. Security Response/
  3. PHP.Feast


Risk Level 1: Very Low

December 8, 2003
February 13, 2007 12:14:31 PM
Systems Affected:
Linux, Macintosh, Microsoft IIS, UNIX

PHP.Feast is a polymorphic PHP file-infecting virus. PHP is a server-side scripting language that is used for dynamic Web page generation.

This virus will only execute on systems that are running a Web server that have installed and active PHP modules.

Antivirus Protection Dates

  • Initial Rapid Release version December 8, 2003
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version December 8, 2003
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date December 10, 2003
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment


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


  • Damage Level: Low


  • Distribution Level: Low
Note: On May 14, 2015, modifications will be made to the threat write-ups to streamline the content. The Threat Assessment section will no longer be published as this section is no longer relevant to today's threat landscape. The Risk Level will continue to be the main threat risk assessment indicator.
Writeup By: John Canavan

Search Threats

Search by name
Example: W32.Beagle.AG@mm
STAR Antimalware Protection Technologies
Internet Security Threat Report