Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.


Threat LevelLow threat
DistributionNot widespread
Common name:Popup
Technical name:Joke/Popup
Threat level:Medium
Effects:   It pretends to carry out destructive actions or modifies the mouse or screen settings. It does not spread automatically using its own means.
Affected platforms:

Windows XP/2000/NT

First detected on:Sept. 15, 2004
Detection updated on:April 19, 2006

Brief Description 


Popup is a joke type malware.

These are completely harmless programs that display false messages informing users that destructive actions have been carried out on their computer, pretend to carry out destructive actions, modify the mouse or screen settings, etc.


Popup does not spread automatically using its own means. It needs an attacking user's intervention in order to reach the affected computer. The means of transmission used include, among others, floppy disks, CD-ROMs, email messages with attached files, Internet downloads, FTP, IRC channels, peer-to-peer (P2P) file sharing networks, etc.