Virus Database

MrTwister Family

Description MrTwister Family

They are very dangerous nonmemory resident overwriting viruses. The ask end user to press the digital key and then search for the files and overwrite them. These viruses contain/display the strings:
"MrTwister.12288"
Enter Correct key for access
You must Pick a number from 1 to 10
Good Job, you were Luckyall
Please try again when you feel lucky
Mr. Twister was here

"MrTwister.16384":
Enter Correct key for access
Good Job, you were Lucky...
Opps Wrong Key Your Screwed
Mr. Twister was here

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Rawal.1378

Description Rawal.1378

This is a benign non-memory resident parasitic virus. It searches for a command processor (COMMAND.COM), then for .COM files, then writes itself to the end of the file. In July, the virus decrypts and displays the following message:
B I O - D A T A
NAME : SANJAY RAWAL
DOB : 24/11/1967
ADDRESS : 96, SATYA NIKETAN, NEW DELHI - 21
TELE : 675557
QUALS. : DIP. ELECTRICAL, SEC-A DIP. I.E.T.E.,POST DIP.
: COMPUTER APPLICATIONS, SHORT COURSE FROM A.T.I.E.P.I.
EXPRNCE : DBASE III+,CLIPPER,FOXPRO,ASSEMBLY 85/88, QBASIC,TURBO C
: SINCE JAN. 1990
A N Y V A C A N C Y ????

The virus also contains the following texts:
*.com
COMSPEC=
S A N

Rb91.899

Description Rb91.899

This is a very dangerous non-memory resident encrypted parasitic virus. It searches for .COM files, and writes itself to the end of the file. It contains the text string: "Virus° EMO *.com *.* RB91". In April, it formats the disk sectors. It is non-memory resident, but after infection, it leaves a small memory-resident program that hooks INT 8 (timer), and periodically summons the INT 9 and INT 0Eh.

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