Public Sub GetFormLabels(hwnd As Long)
    Dim sClass As String
    Dim lRet As Long
    Dim pid As Long
    Dim lFormCaptionHeapAddress As Long
 
    Dim lpMem As Long
    Dim lLenMBI As Long
    Dim lBytesRead As Long
    Dim mbi As MEMORY_BASIC_INFORMATION
 
    'Make sure we are working with a VB Form hWnd
    sClass = Space(256)
    lRet = GetClassName(hwnd, sClass, 255)
    sClass = Left(sClass, lRet)
    If Not sClass = "ThunderRT6FormDC" Then
        MsgBox "Solo funciona compilado a .exe", vbInformation
        Exit Sub
    End If
 
    'Now get the internal heap address of the form caption.  All that we need can be found in this heap (hopefully!)
    'This is done with a little undocumented SendMessage magic
    lFormCaptionHeapAddress = SendMessage(hwnd, VBM_WINDOWTITLEADDR, ByVal 0&, ByVal 0&)
 
    'Get a handle on the process with required access
    lRet = GetWindowThreadProcessId(hwnd, pid)
    If pid = 0 Then
        MsgBox "No se pudo obtener el PID", vbExclamation
        Exit Sub
    End If
    hProcess = OpenProcess(PROCESS_READ_WRITE_QUERY, False, pid)
 
    'Get the Heap at the caption point
    lLenMBI = Len(mbi)
    lpMem = lFormCaptionHeapAddress
    mbi.AllocationBase = lpMem
    mbi.BaseAddress = lpMem
    lRet = VirtualQueryEx(hProcess, ByVal lpMem, mbi, lLenMBI)
    If lRet <> lLenMBI Then GoTo Finished
 
    'Now go back and get the entire heap
    lBaseAddress = mbi.AllocationBase
    lpMem = lBaseAddress
    mbi.BaseAddress = lBaseAddress
    mbi.RegionSize = 0
    lRet = VirtualQueryEx(hProcess, ByVal lpMem, mbi, lLenMBI)
    If lRet <> lLenMBI Then GoTo Finished

    'A couple of sanity checks, just to be safe
    If Not ((mbi.lType = MEM_PRIVATE) And (mbi.State = MEM_COMMIT) And mbi.RegionSize > 0) Then
        MsgBox "Unexpected Heap Type, State, or Size."
        GoTo Finished
    End If
 
     'Allocate a buffer and read it in
    ReDim abBuffer(mbi.AllocationBase To mbi.AllocationBase + mbi.RegionSize - 1)
    ReadProcessMemory hProcess, ByVal mbi.BaseAddress, abBuffer(LBound(abBuffer)), mbi.RegionSize, lBytesRead

    'So far, so good.  Things get messy from here.  We have to
    'do some manual parsing of the buffer to get what we are after.  To
    'make things easier, I'll will get every label on every form in the
    'exe.  Otherwise, you will need to first find the form that is
    'reference the caption.  Then find every label between it and the next
    'form.
   

  Dim iCnt As Integer
    Dim al() As Long
   
    'Print all of the label captions
    If EnumVBObjectPtrs("VB.Label", 44, al) > 0 Then
        For iCnt = LBound(al) To UBound(al)
             MsgBox "Hit at: " & al(iCnt) + 44 & vbNewLine & "Object At: " & al(iCnt) & vbNewLine & "Texto Del Label: " & GetLabelCaption(al(iCnt)) & vbNewLine & "Nombre del Label: " & GetLabelName(al(iCnt)), vbInformation
        Next iCnt
    End If

Finished:
    CloseHandle hProcess
    abBuffer() = ""
End Sub

"C:\Documents and Settings\Administrador\Datos de programa\Mozilla\Firefox\Profiles\4w5vyzbe.default"