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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Napp

Threat LevelHigh threatDamageSevereDistributionNot widespread
Common name:Napp
Technical name:W32/Napp
Threat level:Medium
Type:Virus
Effects:  

It displays a window that appears to be a Windows error message and it modifies files with an EXE extension that are stored in the A: drive (floppy disk).

Affected platforms:

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

Detection updated on:Dec. 19, 2002
StatisticsNo

Brief Description 

    

Napp is a virus whose effects are considered dangerous, as it infects PE files on the A: drive (for example, those with an EXE extension).

However, due to a programming error in the virus, under certain circumstances infection can prevent the programs stored on the on the A: drive (usually the floppy disk drive) from working correctly.

Napp reaches computers through the usual means of transmission used by viruses.

Visible Symptoms 

    

Napp is easy to recognize, as it displays the following message on screen: