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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Shiver.N

Threat LevelModerate threatDamageHighDistributionNot widespread
Common name:Shiver.N
Technical name:O97M/Shiver.N
Threat level:Low
Type:Virus
Effects:  It adds comments to Excel workbooks and colors over a text selected in Word documents.
Affected platforms:

Windows 2003/XP/2000/NT/ME/98/95

Detection updated on:Nov. 13, 2002
StatisticsNo
Family:VALENTIN

Brief Description 

    

Shiver.N is a macro virus that infects Office 97 (Word and Excel) files.

Shiver.N acts one in every 800 times it is run. When it does, it inserts a message in the active Excel workbook or colors over a text selected in Word.

Shiver.N reaches computers in an infected file using the means normally used by viruses. It can spread through floppy disks, e-mail messages, CD-ROMs, computer netwroks, Internet downloads, etc.

Visible Symptoms 

    

Shiver.N is easy to recognize, as after carrying out its infection it:

  • Colors over a text selected in a Word document.
  • It adds thirty comments with the following text to  Excel documents: Shiver[DDE] by ALT-F11.