lunes, 2 de julio de 2018

Codigo Del Crackme 2 De Challenge For Newbies




1- Agregamos 2 TextBox uno llamado txtnombre y el otro txtserial

2- Agregamos 4 Button llamados Button1Button2Button3Button4

3- Agregamos 2 RadioButton el primero llamado op1 y el segundo op2

4- Agregamos una imagen para cerrar el programa llamada PictureBox2

5- Agreguen un archivo MP3 como recurso

6- Por ultimo agregamos un Timer con la propiedad interval = 100


Código


Public Class Form1

    Const WM_NCLBUTTONDOWN = &HA1
    Const HTCAPTION = 2
    Private Declare Function ReleaseCapture Lib "user32" () As Long
    Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As IntPtr, ByVal wMsg As IntPtr, ByVal wParam As IntPtr, lParam As IntPtr) As Long

    Private Declare Function mciExecute Lib "winmm.dll" (ByVal lpstrCommand As String) As Long
    Private Declare Function mciSendString Lib "winmm.dll" Alias "mciSendStringA" (ByVal lpstrCommand As String, ByVal lpstrReturnString As String, ByVal uReturnLength As Int32, ByVal hwndCallback As Int32) As Long
    Dim tem As String = Environ("temp") & "\musika.mp3"
    Dim tiempo As Integer = 0
    Function cancion(tem)
        Dim mciret As Long


        mciSendString("close all", "", 0, 0)
        mciret = mciSendString("open " & tem & " type MPEGVideo Alias MP3", "", 0, 0)
        mciExecute("Play MP3")
    End Function

    Private Sub Form1_Load(sender As System.Object, e As System.EventArgs) Handles MyBase.Load
        System.IO.File.WriteAllBytes(tem, My.Resources.musika)
        cancion(tem)
        Timer1.Start()
        msj.Location = New Point(450, 100)

    End Sub
    Private Sub Form1_FormClosing(sender As Object, e As System.Windows.Forms.FormClosingEventArgs) Handles Me.FormClosing
        On Error Resume Next
        mciSendString("close MP3", "", 0, 0)
        Kill(tem)
    End Sub

    Private Sub Timer1_Tick(sender As System.Object, e As System.EventArgs) Handles Timer1.Tick
        Randomize()
        Dim x, d, s, mul, r, rd As Integer
        Dim nom As String = ""

        If tiempo < 1950 Then
            tiempo = tiempo + 1
        Else
            cancion(tem)

            tiempo = 0
        End If


        If op2.Checked Then
            mul = 45
            s = 0
            r = Int((12 - 4 + 1) * Rnd() + 4)
            For x = 1 To r
                rd = Int((3 - 1 + 1) * Rnd() + 1)
                Select Case rd
                    Case 1
                        d = Int((57 - 48 + 1) * Rnd() + 48)
                        nom = nom & Chr(d)
                    Case 2
                        d = Int((90 - 65 + 1) * Rnd() + 65)
                        nom = nom & Chr(d)
                    Case 3
                        d = Int((122 - 97 + 1) * Rnd() + 97)
                        nom = nom & Chr(d)
                End Select
            Next

            For x = 1 To Len(nom)
                d = Asc(Mid(nom, x, 1))
                s = s + (d * mul)
                mul = mul + 1
            Next
            txtnombre.Text = nom
            txtserial.Text = CStr(s)
        End If

        If msj.Location.X > -1000 Then
            msj.Location = New Point(msj.Location.X - 10, 100)
        Else
            msj.Location = New Point(450, 100)
        End If
    End Sub

    Private Sub Button1_Click(sender As System.Object, e As System.EventArgs) Handles Button1.Click
        Clipboard.SetText(txtserial.Text)
    End Sub

    Private Sub Button2_Click(sender As System.Object, e As System.EventArgs) Handles Button2.Click
        txtnombre.Text = ""
        txtserial.Text = ""
    End Sub


    Private Sub Button3_Click(sender As System.Object, e As System.EventArgs) Handles Button3.Click
        Clipboard.SetText(txtnombre.Text)
    End Sub

    
    Private Sub Form1_MouseDown(sender As Object, e As System.Windows.Forms.MouseEventArgs) Handles Me.MouseDown
        Call ReleaseCapture()
        Call SendMessage(Me.Handle, WM_NCLBUTTONDOWN, HTCAPTION, 0)
    End Sub

    Private Sub Button4_Click(sender As System.Object, e As System.EventArgs) Handles Button4.Click
        Dim x, d, s, mul As Integer

        If op1.Checked Then
            mul = 45
            s = 0

            If Len(txtnombre.Text) > 3 Then

                For x = 1 To Len(txtnombre.Text)
                    d = Asc(Mid(txtnombre.Text, x, 1))
                    s = s + (d * mul)
                    mul = mul + 1
                Next

                txtserial.Text = CStr(s)
            Else
                MsgBox("Error el nombre debe contener mas de 4 digitos", MsgBoxStyle.Information, "Aviso De Error")
            End If
        End If
    End Sub

    Private Sub PictureBox2_Click(sender As System.Object, e As System.EventArgs) Handles PictureBox2.Click
        End
    End Sub
End Class




Link de descarga del crackme y el keygen: Descargar


Saludos Flamer





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