Virus Database

Fist Family

Description Fist Family

These are harmless encrypted parasitic viruses. They write themselves to the end of the file.
Fist.403,625
These are nonmemory resident viruses. They search for .COM files of current directory, and infect them. They contain the texts:
"Fist.403": *.COM Screaming Fist (c)1
"Fist.625": *.COM Screaming Fist (c)10/91

Fist.683
It is a memory resident not encrypted virus. It hooks INT 21h and infects .COM files that are accessed. It contains the text string:
Screaming Fist (c)10/91 C:COMMAND.COM COMSPEC=

Fist.692,696,711,732,838,855,862, Fist.Stranger
These are memory resident viruses. "Stranger.709.b" is not encrypted. They hook INT 21h and infect COM and EXE files including COMMAND.COM. They contain the texts:
"Fist.696,732": C:COMMAND.COM Screaming Fist II
"Fist.692,711": Screaming FistC:COMMAND.COM
"Fist.855,862": Screaming Fist IIC:COMMAND.COM
"Stranger.709.a": I am a stranger in a strange landall
"Stranger.709.b": I am a Stranger in KOREA ...

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Carioca.951

Description Carioca.951

It is a harmless memory resident virus. It by standard way hits .COM-files, except COMMAND.COM, when they are loaded into memory. The infector contains the text "COMMAND.COM" and hooks INT 21h.

Carnage.671

Description Carnage.671

It is a very dangerous memory resident parasitic virus. It hooks INT 21h and writes itself to the end of COM and EXE files that are executed. The virus has several bugs and corrupts COM files while infecting them. Depending on its counter the virus erases the CMOS, displays the messages:
Welcome to Hfll.
Your CMOS has been ERASED by the Carnage virus.
You have 10 minutes to fix it.
Pausing for a moment.

The virus then hooks INT 1Ch and in 10 minutes displays the message and halts the computer:
Time is up.

The virus also contains the text strings:
Carnage 1.00
Coded by the Executioner on July 6, 1996

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