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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Zafi.D

Threat LevelHigh threatDamageSevereDistributionNot widespread
Common name:Zafi.D
Technical name:W32/Zafi.D.worm
Threat level:Medium
Alias:Email-Worm.Win32.Zafi.d,
Type:Worm
Effects:  

It opens the port 8181, waits for a file to be transferred through it, and executes this file.

Affected platforms:

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

First detected on:Dec. 14, 2004
Detection updated on:June 19, 2009
StatisticsNo
Proactive protection:
Yes, using TruPrevent Technologies
Repair utility:Panda QuickRemover

Brief Description 

    

Zafi.D is a worm with backdoor characteristics, as it opens the port 8181 and waits for a file to be transferred through it. Zafi.D executes this file, which is usually other malware.

Additionally, Zafi.D impedes access to applications that contain the text strings reged, msconfig or task.

Zafi.D spreads via e-mail messages that pass themselves off as Christmas greetings. It also spreads through peer-to-peer (P2P) file sharing programs.

Visible Symptoms 

    

Zafi.D is easy to recognize once it has affected the computer, as it displays the following error message on screen the first time it is run: