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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

TelnetOn.A

Threat LevelModerate threatDamageHighDistributionNot widespread
Common name:TelnetOn.A
Technical name:W32/TelnetOn.A.worm
Threat level:Low
Type:Worm
Effects:  

It gains full control over the affected computer, ends several processes and prevents users from accessing several websites. It spreads via email, IRC and through P2P programs.

Affected platforms:

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

First detected on:Nov. 12, 2006
Detection updated on:Nov. 14, 2006
StatisticsNo
Proactive protection:
Yes, using TruPrevent Technologies

Brief Description 

    

TelnetOn.A is a worm that creates an administrator account, which allows TelnetOn.A to gain full control over the affected computer through the Telnet service.

TelnetOn.A ends processes belonging to several security tools, such as antivirus programs and firewalls, among others. It also ends processes belonging to other malware.

Aditionally, it prevents users from accessing certain web pages, mostly belonging to antivirus companies.

TelnetOn.A spreads through the P2P programs eMule, KaZaA and Morpheus, via the mIRC program and email.

Visible Symptoms 

    

TelnetOn.A is easy to recognize, as it displays the following fake error message when it is run:

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