AntiWin
Description AntiWin
It is not a dangerous boot virus. It hooks INT 9 (keyboard), INT 13h and writes itself to the boot sector of floppy disks and to the MBR of the hard drive. It infects boot sectors that are accessed and the hard drive while loading from infected floppy drive. On pressing "Windows" key (on Microsoft keyboard) the virus halts the computer. The virus contains the string:
AntiWin95
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MS.748
Description MS.748
This is a very dangerous non-memory resident parasitic virus. It searches for .COM files, and writes itself to the end of the files. On Saturday at 5 a.m., it overwrites .EXE files with a little program that erases random sectors of the hard drive, and displays randomly selected letters. The virus contains the text string:
MS*.COM *.EXE
Mshark Family
Description Mshark Family
These are the harmless viruses. The write themselves to the end of the files, contain the texts:
"Mshark.373,378": (C) Mshark-S v.1.0
"Mshark.889": (C) Mshark v2.10 1992
Mshark.373,378
These are nonmemory resident viruses. They search and infect .COM files of the current directory.
Mshark.889
It is a memory resident virus. It hooks INT 21h and infects .COM and .EXE files that are executed.
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