BadCOM.557
Description BadCOM.557
These are not dangerous nonmemory resident partly encrypted parasitic viruses. They search for .COM files, then write themselves to the end of the file. Depending on the system timer:
"BadCOM.557" reboots computer.
"BadCOM.600" displays the message and returns to DOS:
Bad COM format.
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Kemerovo.a
Description Kemerovo.a
These are dangerous nonmemory resident parasitic viruses. They search for .COM files of the current directory, then write themselves to the end of the file, and Jmp-Virus instructions (four bytes: XCHG AX,DX; JMP Loc_Virus) to the file header. Depending on the system timer these viruses might reboot the computer. They contain the string ".COM". On an attempt to infect they open the files and might left them opened.
Kernel.608
Description Kernel.608
It is a very dangerous memory resident parasitic virus. It hooks INT 21h and writes itself to the end of .COM files that are executed. On June, 8th it erases the hard drive sectors and halts the computer. It contains the word "KERNEL" and encrypted string:
Dedicated to tfe 13021 lost sheep. Please God, do help them.
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