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JS.Frist

Risk Level 1: Very Low

Discovered:
December 23, 2002
Updated:
February 13, 2007 11:53:16 AM
Also Known As:
JS.Firstpart [KAV], JS/Frist.ow.dr [McAfee]
Type:
Virus
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

JS.Frist is a virus that overwrites files that have the .js extension. It also creates copies of itself as:
  • %windir%\startm~1\progra~1\autost~1\win.js
  • First.js


Antivirus Protection Dates

  • Initial Rapid Release version December 24, 2002
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version December 24, 2002
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date December 24, 2002
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: Moderate

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: Low
Writeup By: Douglas Knowles

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