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Virus.DOS.Beda.883 & 1301 on Virtual PC 2007

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Description Edit

WARNING! FLASHING COLOR AHEAD. Be sure you don't have any eye problem.


Detected Jan 23 1997 20:00 GMT Released Jan 23 1997 20:00 GMT Published Mar 07 2000 11:28 GMT

These are memory resident parasitic stealth viruses. They hook INT 21h and write themselves at the end of the files are executed or closed. On infected file opening the viruses disinfect it, and then hit again on closing. They use BEDAh hexadecimal value as virus ID word for infected files, and on detection of already loaded virus TSR copy.

"Beda.883,1301" hit COM-files only, "Beda.1530" hits both COM- and EXE-files, on infection of EXE-files that virus may corrupt them.

"Beda.883,1301" are not dangerous viruses, depending on their internal counters they manifest themselves with the video effect.

In Virtual PC 2007, the beam became flashing color

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current13:46, March 31, 2014Thumbnail for version as of 13:46, March 31, 201401:06480 × 269 (23 KB)Alles Sandro (wall | contribs)created video

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