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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Darby.H

Threat LevelHigh threatDamageSevereDistributionNot widespread
Common name:Darby.H
Technical name:W32/Darby.H.worm
Threat level:Medium
Alias:W32/Darby.B, Worm.P2P.Darby.o
Type:Worm
Effects:  

It ends processes and deletes files belonging to antivirus programs and firewalls, among others, which leaves the computer defenseless against the attack of other malware. It disables the Task Manager and the Windows Registry.

Affected platforms:

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

First detected on:Oct. 8, 2004
Detection updated on:Feb. 8, 2005
StatisticsNo
Proactive protection:
Yes, using TruPrevent Technologies

Brief Description 

    

Darby.H is a worm that ends processes and deletes files belonging to antivirus programs and firewalls, among other security tools. This renders the affected computer defenseless against the attack of other malware.

Darby.H disables the Task Manager and the Windows Registry.

Additionally, it attempts to change the home page of the browser Internet Explorer.

Darby.H spreads via e-mail in a message with variable characteristics, through peer-to-peer (P2P) file sharing programs, via IRC and across networks.

Visible Symptoms 

    

Darby.H is easy to recognize, as its executable file has the same icon as a Windows folder.

Moreover, once it has affected the computer, it can be recognized, as it displays the following message on screen when it is run:

Note: the text string worm.exe is variable, and refers to the file name in which Darby.H has reached the computer.

If the language of the operating system is Spanish, the text message is displayed also in that language: