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  3. XM.Laroux

XM.Laroux

Risk Level 1: Very Low

Discovered:
December 19, 2000
Updated:
November 29, 2012 4:40:55 AM
Type:
Virus
Systems Affected:
Windows 2000, Windows 7, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP
XM.Laroux is a virus first discovered in July 1996 in Africa and Alaska and is the first working Excel macro virus found in general circulation. The actual virus code consists of two macros called Auto_Open and Check_Files. The macros are stored in a hidden datasheet named "laroux".

Antivirus Protection Dates

  • Initial Rapid Release version December 19, 2000
  • Latest Rapid Release version December 19, 2000
  • Initial Daily Certified version December 19, 2000
  • Latest Daily Certified version December 19, 2000
  • Initial Weekly Certified release date December 20, 2000
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: Easy

Damage

  • Damage Level: Low
  • Payload: Infects Excel spreadsheet files.

Distribution

  • Distribution Level: Low

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