Telefonica Family
Description Telefonica Family
These are very dangerous viruses. They hit .COM- and .EXE-files being started or opened (by standard way), MBR of hard disk while an infected file is started and Boot-sectors of floppies while DOS access to them. The viruses are encoded in an infected files. During installation the infectors traces INT 13h, 21h, 40h and hooks INT 21h. The viruses contain more than 10 handlers of INT 21h into their bodies. The viruses contain the texts like a:
"(C) 1990 Grupo HOLOKAUSTO (Barcelona, Spain) Kampaña Anti-TELEFONICA: Mejor
servicio, Menores tarifasall";
"Virus Anti - C.T.N.E. (c)1990 Grupo Holokausto.
Kampanya Anti-Telefonica.
Menos tarifas y mas servicio.
Programmed in Barcelona (Spain).
23-8-90. - 666 -"
The part of viruses is wrote to MBR infects after only sectors and have no possibility to infect files. After 190hth booting from infected disk the infector erases the disk sectors and then type: "Campaña Anti-TELEFONICA (Barcelona)".
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Susenka.862
Description Susenka.862
It is a dangerous memory resident parasitic virus. It hooks INT 21h and writes itself to the end of .COM files that are executed. Since September, 1993 it also hooks INT 9 (keyboard) and INT 1Ch (timer) and sometimes displays the message:
Dej mi susenku
and then waits for the answer "susenka". On Saturday, 14th it erases the hard drive sectors.
Sushy.1706
Description Sushy.1706
It is a dangerous memory resident encrypted parasitic stealth virus. It hooks INT 21h and writes itself to the end of COM and EXE files that are accessed. The stealth virus routine disinfects affected files when they are opened and re-infects them on closing.
The virus is infected in the system memory as well as in files. In case of need the virus temporary decrypts its TSR code and then encrypts it. The virus has bugs and halts the computer in several infections.
The virus contains the text string:
SushyBlue Skull^SLAML.ong L.ife S.ushy !!!
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