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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Encyclopedia GetVirusCard True 0

Waledac.J

 
Threat LevelLow threatDamageHighDistributionNot widespread
Common name:Waledac.J
Technical name:W32/Waledac.J.worm
Threat level:Medium
Type:Worm
Effects:  

Its main objective is to spread via email in a message that uses the Saint Valentine's Day as a bait and that contains a link to a malicious website from which a copy of itself is downloaded.

Affected platforms:

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

First detected on:Feb. 10, 2009
Detection updated on:Feb. 18, 2009
StatisticsNo

Brief Description 

    

Waledac.J is a worm whose main objective is to spread and affect as many computers as possible.

The means it uses to spread are email messages that use Saint Valentine's Day. These emails contain a link to a malicious website from which a copy of itself is downloaded.

On the other hand, it connects to a certain website in order to download different type of malware to the affected computer. The downloaded file has a JPG extension in order to pass itself off as a picture.

Visible Symptoms 

    

Waledac.J is easy to recognize, as it spreads via email in a message that uses the Saint Valentine's Day as a bait to deceive users. The message contains a link to a malicious website in which a text and an image related to Saint Valentine, like the following:

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