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Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.


Threat LevelModerate threatDamageHighDistributionNot widespread
Common name:Fortnight.B
Technical name:JS/Fortnight.B@M
Threat level:Low
Effects:  Its main aim is to reach and infect computers. It modifies the autosignature in Outlook. It tries to connect to a web page with erotic content.
Affected platforms:

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

First detected on:April 5, 2003
Detection updated on:Dec. 15, 2005
Repair utility:Panda QuickRemover

Brief Description 


Fortnight.B is a Trojan/worm that spreads quickly in the autosignature of the e-mail messages sent from the affected computer.

Fortnight.B spreads by exploiting a vulnerability that affects ActiveX controls.

Visible Symptoms 


Fortnight.B is difficult to identify, as it does not display any messages or warnings that indicate that it has infected a computer.