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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Encyclopedia GetVirusCard True 0

The Fly

 
Threat LevelModerate threatDamageHighDistributionNot widespread
Common name:The Fly
Technical name:JS/The Fly
Threat level:Low
Alias:Common.Sense
Type:Virus
Effects:  It spreads via e-mail messages and IRC channels.

Affected platforms:

MS-DOS

Detection updated on:April 26, 2001
StatisticsNo
Country of origin:ARGENTINA

Brief Description 

    

The Fly is a worm with no destructive effects that usually spreads through e-mail messages and IRC.

When it reaches a computer via e-mail, The Fly is very easy to recognize, as the message has an attached file with an CHM extension (compiled HTML help).

Visible Symptoms 

    

The Fly is very easy to recognize, as when it is run, it displays the following screen:

The user has to decide whether to allow the ActiveX controls to be run or not. Depending on the answer, the following may happen:

  • If the user clicks on the No button: The fly will display the following message on screen:

    "The picture couln´t be shown. ActiveX wasn’t allowed, please reload and select to use it."
  • If the user clicks on the Yes button: the worm displays the image below (THE_FLY.JPG file):