Uddy.2617
Description Uddy.2617
It's a very dangerous memory resident virus. It hooks INT 21h and infects by the standard manner the .EXE-files upon their execution. It also searches and infects the .EXE-files upon saving the data (int 21h, f.40h). Since 1998 it overwrites the disk sectors by the "UDDY UDDY UDDY all" string, then this string displayed and the computer reboots.
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Belorussia.459
Description Belorussia.459
These are harmless memory resident parasitic viruses. They hook INT 21h and write themselves to the middle of .COM files that are executed. While infecting a file the viruses overwrite in the file the block of data that contain constant bytes, if there is such block. These viruses contain the text string:
Belorussia!
Bengal.846
Description Bengal.846
These are harmless memory resident parasitic viruses. They hook INT 21h and write themselves at the end of COM- and EXE-files that are executed, and they infect the files only if the ScrollLock key is pressed. On installation they hit COMMAND.COM file. They contain the internal text string:
COMSPEC=
# Bengal Tiger, v3p0x #
# By Trurl, the great constructor, 1993#
# Buenos Aires, Argentina #
Trurl
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