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Risk Level 1: Very Low

February 12, 2004
February 13, 2007 12:43:08 PM

X97M.Esab is a simple macro virus that creates the 0Killbase.xls file in the Microsoft® Excel startup folder. It infects other Excel workbooks when they are saved.

Antivirus Protection Dates

  • Initial Rapid Release version February 13, 2004
  • Latest Rapid Release version February 13, 2004
  • Initial Daily Certified version February 13, 2004
  • Latest Daily Certified version February 13, 2004
  • Initial Weekly Certified release date February 18, 2004
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: Paul Mangan

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