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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Encyclopedia GetVirusCard True 0

Jepruss

 
Threat LevelModerate threatDamageHighDistributionNot widespread
Common name:Jepruss
Technical name:Joke/Jepruss
Threat level:Low
Type:Joke
Effects:  It simulates the process of deleting all the files on the hard drive, and then asks for confirmation to restart the computer. It displays advertisements on screen.

Affected platforms:

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

First detected on:Sept. 8, 2003
Detection updated on:Oct. 13, 2003
StatisticsNo
Proactive protection:
Yes, using TruPrevent Technologies

Brief Description 

    

Jepruss is ajoke type malware. These harmless programs display fake error messages on screen warning about the execution of destructive actions, fake these actions or change the mouse or screen settings.

To be more precise, Jepruss simulates to delete all the files on the hard drive, and then asks for confirmation to restart the computer. Finally, it displays advertisements on screen.

If the user wants to stop the effects of this joke and return to normal work, it is necessary to access the shortcut keys Ctrl + Alt + Del and end the process belonging to Jepruss.

Visible Symptoms 

    

Jepruss is easy to recognize, as it displays the following messages on screen:

  • First of all, it displays a message that simulates that it is starting the process.
  • Then, it displays a message asking for confirmation to delete the contents of the hard drive.
  • Regardless of the option chosen above, it simulates the deletion of the files:

  • Jepruss warns the user to shut down the computer, as the system software has been supposedly deleted:

  • Finally, Jepruss displays the following message on the Windows Desktop, and displays a series of advertisements.