Quadratic Family
Description Quadratic Family
These are harmless memory resident parasitic virus. They hook INT 21h and write themselves to the end of COM- and EXE-files that are executed. They cure the infected files on file opening. They contain the internal text strings:
SD93
Quadratic Equation
"Quadratic.981,986" hook INT 09h also (keyboard) and sometimes display the message "Quadratic Equation" on DEL key pressing.
"Quadratic.1283" is a polymorphic virus. It contains the internal string "Quadratic Equation II".
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MadCobra.1118
Description MadCobra.1118
MadCobra.1118 is a not dangerous memory resident parasitic encrypted virus. It hooks INT 8, 9, 21h and writes itself at the end of COM- and EXE-files that are executed. Depending on the system timer it launches a jumping asterisk. It checks the keyboard and on pressing of the DEL key, depending on the system timer, it displays the message:
***[ Just wanna say Wa'Sup to: ]**********************************************
The Carmel Massive
The Jamaican Posse and
Mad Cobra. Keep the FLEX alive!
By-The-Way John call this one "Greetings".
This virus also contains the internal string:
Admiral Bailey [YAM]
Made Family
Description Made Family
These are harmless not memory resident encrypted parasitic viruses. They search for a COM-files of a current directory and infect them by a standard manner. They contain the internal text strings:
Made in England
*.COM
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