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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Cisum.A

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

It ends processes belonging to certain antivirus programs, firewalls, and other security tools, among others, and plays the sentence You are an idiot every 5 seconds. It spreads across networks.

Affected platforms:

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

First detected on:Jan. 26, 2005
Detection updated on:Jan. 26, 2005
StatisticsNo

Brief Description 

    

Cisum.A is a worm that ends processes belonging to certain antivirus programs, firewalls, and other security tools, among others. This leaves the affected computer vulnerable to the attack of other malware.

Cisum.A also ends the processes belonging to other worms, such as several variants of Bagle and Netsky.

Cisum.A spreads across networks, by copying itself to the root directory of both local and mapped drives, excepting C:.

Visible Symptoms 

    

Cisum.A is easy to recognize once it has affected the computer:

  • It displays the following message on screen when it is run:



  • It plays the sentence You are an idiot every 5 seconds. This sentence can be heard in the following MP3 file.