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  3. W32.Navidad.16896


Risk Level 1: Very Low

November 29, 2000
February 13, 2007 11:59:59 AM
Also Known As:

W32.Navidad.16896 is a mass-mailing worm program that is very similar to W32.Navidad. The worm uses Microsoft Outlook to spread, using MAPI to reply to all Inbox messages that contain a single attachment.

The worm utilizes the existing email subject line and body, and attaches itself as Emanuel.exe.

Antivirus Protection Dates

  • Initial Rapid Release version November 29, 2000
  • Latest Rapid Release version March 3, 2008 revision 035
  • Initial Daily Certified version November 29, 2000
  • Latest Daily Certified version March 3, 2008 revision 037
  • 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: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 3 - 9
  • Geographical Distribution: Low
  • Threat Containment: Moderate
  • Removal: Moderate


  • Damage Level: Low


  • Distribution Level: Medium
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: Andre Post

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