Virus Database

Stimp.248

Description Stimp.248

It is not a dangerous nonmemory resident encrypted parasitic virus. It searches for .COM files and writes itself to the beginning of the file. On 21st of any month it displays the message:
STIMP-VIRUS made in Poland

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MPHTI Family

Description MPHTI Family

These are very dangerous viruses. They hit Boot sectors of the hard and floppy disks. The viruses save the old boot sector of the infected disk onto the next sector to the last one of the root directory. According to their internal counters the viruses can destroy information on the starting 8 tracks of all accessible disks. The viruses hooks INT 13h, also contain the text "1991,MFTI" on cyrillic coding (MFTI - Moscow college).

MPS.469

Description MPS.469

These are harmless nonmemory resident parasitic viruses. They search for .COM files of the current directory and write themselves to the end, and Jmp-Virus code (INC AX, JMP Loc_Vir) to the beginning of the file. They do not manifest themselves it any way. The viruses contain the texts:
*.COM
(C) MPS-OPS 1991

MPS.682
It is a memory resident parasitic virus. It hooks INT 21h and writes itself to the end of .EXE files that are executed. It contains the encrypted string:
Przepraszam wszystkich, ktorzy ucierpieli z powodu niedoskonalosci moich
wirusow oraz p.Sella za ich prymitywna budowe. Niestety, dopiero zaczynam
wkraczac w swiat jezyka maszynowego. Marek Pande (C) MPS-OPC v4.01

MPS.754
It is a harmless memory resident parasitic virus. It hooks INT 21h and writes itself to the end of .COM and .EXE files that are executed. It contains the text:
(C) MPS-OPC v4.12

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