x
48h OFFER
If you're already a customer of
our homeusers protection,
renew now with a 50% off
RENEW NOW
x
SPECIAL OFFER
If you're already a customer of
our homeusers protection,
renew now with a 50% off
RENEW NOW
x
HALLOWEEN OFFER
take advantage of our
terrific discounts
BUY NOW AND GET A 50% OFF
x
CHRISTMAS OFFER
Buy the best antivirus
at the best price
BUY NOW AND GET A 40% OFF
x
SPECIAL OFFER
Buy the best antivirus
at the best price
BUY NOW AND GET A 50% OFF
x
BLACKFRIDAY OFFER
Buy the best antivirus
at the best price
TODAY ONLY UP TO 70% OFF
x
CYBERMONDAY OFFER
Buy the best antivirus
at the best price
(Only for homeusers)
TODAY ONLY UP TO 70% OFF
Active Scan. Scan your PC free
Panda Protection

Virus Encyclopedia

Welcome to the Virus Encyclopedia of Panda Security.

Encyclopedia GetVirusCard True 0

Chack.AF

 
Threat LevelModerate threatDamageHighDistributionNot widespread
Common name:Chack.AF
Technical name:W97M/Chack.AF
Threat level:Low
Type:Virus
Effects:  It infects Word 97 documents and template, disables the macro antivirus protection, preventing users from working with macros. It displays a message on screen.

Affected platforms:

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

Detection updated on:Nov. 13, 2002
StatisticsNo
Family:VALENTIN

Brief Description 

    

Chack.AF is a macro virus that affects Word 97 documents, as well as the global template used by this application.

Chack.AF uses the usual means of infection of macro viruses. Firstly, it infects the global template. Then, it will proceed to infect all the documents opened, closed or saved in the affected computer.

In addition, Chack.AF disables certain Word options and, sometimes, it displays a distorted image of its creators.

Visible Symptoms 

    

Chack.AF is very easy to identify, as it displays a distorted image of the virus authors:

  • When the affected user selects the About Microsoft Word option in the Help (?) menu.
  • On Fridays, when the user selects the Exit option in the File Menu.

It displays the following image: