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Virus Encyclopedia

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BckPatcher.C

Threat LevelLow threatDamageHighDistributionNot widespread
Common name:BckPatcher.C
Technical name:W32/BckPatcher.C.worm
Threat level:Medium
Type:Virus
Subtype: Worm
Effects:  

It modifies the Desktop wallpaper, the icons of the folders and the wallpaper of the Windows Explorer. Whenever files with certain extensions are run, the worm will be run instead of the application associated with them. It spreads through shared, mapped and removable drives.

Affected platforms:

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

First detected on:May 5, 2009
Detection updated on:May 12, 2009
StatisticsNo
Proactive protection:
Yes, using TruPrevent Technologies

Brief Description 

    

BckPatcher.C is a worm which modifies the icons of the folders and the wallpaper of the Windows Explorer.

Additionally, whenever files with certain extensions are run, such as DLL, EXE, JPG or RAR, the worm will be run instead of the application associated with such extensions.

BckPatcher.C spreads through shared, mapped and removable drives, making copies of itself in them.

Visible Symptoms 

    

BckPatcher.C is easy to recognize, as it shows the following symptoms:

  • When it is run, it displays the following screen:



    Although the user clicks OK, the message appears once and again, leaving the computer temporarily blocked.
  • It opens the CD/DVD tray.
  • It modifies the Desktop wallpaper and replaces it with the following image: