ZeroDivide.604
Description ZeroDivide.604
It's a not dangerous memory resident parasitic virus. It hooks INT 21h and writes itself to the end of EXE-files that are executed. On execution of 5th file it executes delete-on-zero instructions:
XOR AL,AL
DIV AL
that generates Zero Divide interrupt INT 0.
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CPSU.2535
Description CPSU.2535
It's a memory resident not dangerous virus. It hooks INT 21h and infects by a standard manner COM- and EXE-files. It displays the old soviet communist slogan.
Cpw.1459 / Cpw.1527
Description Cpw.1459 / Cpw.1527
This is a dangerous memory resident virus. It hooks INT 16h and 21h, and infects COM- and EXE-files by a standard manner upon accessing to them. On May 27th, it types: "Feliz cumpleaños CPW!" and hangs up the computer. It also changes the key scancodes and contains the following text strings:
Este programa fue hecho en Chile en 1992 por CPW.
C:COMMAND.COM
You are here CPW!
It contains the encrypted file names list:
îÄCNCGUARDEMSCPAVSCANCLEANFINDVIRUCHKVIRUS
and does not infect the files from this list. This infector can also delete these files.
Cpw.1527
This is a memory resident dangerous parasitic encrypted virus. It hooks INT 21h, and writes itself to the end of COM- and EXE-files. On September 11th, December 28th, and May 27th it deletes the files. It contains the internal text strings:
CPW fue hecho en Chile en 1992, VIVA CHILE MIERDA!
C:COMMAND.COM
It contains the following list of file names which are deleted:
GUARD guard CPAV SCAN CHKVIRUS CLEAN TOOLKIT VSAFE CHKLIST.CPS
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