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  3. JS.Olvort.A@mm


Risk Level 2: Low

May 14, 2001
February 13, 2007 11:46:52 AM

JS.Olvort.A@mm is a JScript encrypted worm. It arrives as an attachment with a variable name, which may be displayed as HTML file. When executed, the worm emails itself to everyone in the contact list of your Microsoft Outlook address book.

Antivirus Protection Dates

  • Initial Rapid Release version May 14, 2001
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version May 14, 2001
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date pending
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment


  • Wild Level: Medium
  • Number of Infections: 0 - 49
  • Number of Sites: 3 - 9
  • 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: Serghei Sevcenco

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