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Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Protex.B

Threat LevelModerate threatDamageHighDistributionNot widespread
Common name:Protex.B
Technical name:W32/Protex.B
Threat level:Low
Type:Virus
Effects:   It carries out damaging actions on the affected computer. It spreads , via email.
Affected platforms:

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

First detected on:Jan. 18, 2007
Detection updated on:Jan. 18, 2007
StatisticsNo

Brief Description 

    

Protex.B is a virus that spreads to other computers by copying its code to other files or programs.

 

Protex.B uses the following propagation or distribution methods:

  • Exploiting vulnerabilities with the intervention of the user: exploiting vulnerabilities in file formats or applications. To exploit them successfully it needs the intervention of the user: opening files, viewing malicious web pages, reading emails, etc.
  • Email: sending emails that include a copy of itself as an attachment. The computer is infected when the attachment is run.

 

Protex.B uses the following infection strategies:

  • Encrypted: it encrypts its code in order to make it difficult to detect. In order to carry out its infection, the virus decrypts itself and, once infection has been carried out, it encrypts itself again.