function GetThreadProcAddress(ProcId, ThreadId: DWORD): DWORD;
const
  THREAD_ALL_ACCESS = $001F03FF;
var
  hThread: DWORD;
  hProc: DWORD;
  Rtn: DWORD;
  ThreadInfo: THREAD_BASIC_INFORMATION;
  p: Pointer;
begin
  Result := 0;
  hProc := OpenProcess(PROCESS_ALL_ACCESS, false, ProcId);
  hThread := OpenThread(THREAD_ALL_ACCESS, false, ThreadId);
  if (hProc = 0) or (hThread = 0) then Exit;
  try
    ZeroMemory(@ThreadInfo, SizeOf(ThreadInfo));
    NtQueryInformationThread(hThread, ThreadBasicInformation, @ThreadInfo, SizeOf(ThreadInfo), @Rtn);

    p := ThreadInfo.TebBaseAddress;
    while true do
    begin
      ReadProcessMemory(hProc, p, @Result, SizeOf(DWORD), Rtn);
      if Result <> $FFFFFFFF then
        p := Pointer(Result)
      else
        Break;
    end;
    ReadProcessMemory(hProc, Pointer(dword(p) + SizeOf(DWORD) * 6), @Result, SizeOf(DWORD), Rtn);
  form1.memo1.Lines.Add('ThreadProc: ' + inttostr(ThreadInfo.ClientId.UniqueProcess));
  finally
    CloseHandle(hProc);
    CloseHandle(hThread);
  end;
end;

上面的代码总是调试不成功，哪个朋友帮我看下要怎么弄呢？

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