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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Encyclopedia GetVirusCard True 0

ExploreZip

 
Threat LevelModerate threatDamageHighDistributionNot widespread
Common name:ExploreZip
Technical name:W32/ExploreZip
Threat level:Low
Alias:W32/ExploreZip.Worm.Pack, Wrom.ExploreZip.pack, WordExploreZip, i-Worm.Zipped.Files, Troj_ExpZipWMPack, ZippedFiles
Type:Worm
Effects:  

It deletes the content of files created with certain programs, such as Word, Excel and Power Point. It also deletes the content of files with C, CPP, H and ASM extensions.

Affected platforms:

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

First detected on:
Detection updated on:Dec. 1, 2004
StatisticsNo
Proactive protection:
Yes, using TruPrevent Technologies
Country of origin:ISRAEL

Brief Description 

    

ExploreZip is a worm that reaches computers in an e-mail message with the attached file ZIPPED_FILES.EXE.

ExploreZip, modifies files created with certain programs, such as Word, Excel and Power Point, among others.

In addition, ExploreZip deletes the content of files with DOC, XLS, PPT, C, CPP, H and SM extensions. Once these files are infected, the worm renders their size to 0 bytes.

ExploreZip spreads rapidly via e-mail and also through computer networks.

Visible Symptoms 

    

ExploreZip is very easy to recognize once it has affected the computer, as it displays the following message on screen:



The message text is the following:

Cannot open file: it does not appear to be a valid archive. If this file is part of a ZIP format backup set, insert the last disk of the backup set and try again. Please press F1 for help.