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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Encyclopedia GetVirusCard True 0

Sonic.B

 
Threat LevelModerate threatDamageHighDistributionNot widespread
Common name:Sonic.B
Technical name:W32/Sonic.B
Threat level:Low
Type:Worm
Subtype: Trojan
Effects:   It allows hackers to enter and attack the affected computer. It spreads and affects other computer.
Affected platforms:

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

First detected on:
Detection updated on:March 10, 2005
StatisticsNo

Brief Description 

    
I-Worm/Sonic.B is a worm that spreads itself via e-mail. When the file that contains the worm is executed, the worm installs a copy of itself in the Windows directory.

Visible Symptoms 

    

When the file that contains the worm is executed it displays a message on the screen. This message turns out to be a fake error message, which the worm uses to hide its activity: