Decryption des pwd aim
Contenu du snippet
Un petit prog en C# pour aller chercher les pwd AIM et les decrypter. j'ai aussi traduit ce programme en C++ ( pour ceux que ça interesse ) http://www.cppfrance.com/article.aspx?Val=897
Source / Exemple :
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using Microsoft.Win32;
namespace WindowsApplication15
{
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.Button button2;
private System.Windows.Forms.GroupBox groupBox1;
private System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.TextBox textBox2;
private System.Windows.Forms.Button button1;
private System.Windows.Forms.Label label1;
private System.Windows.Forms.ListBox listBox1;
public Form1()
{
InitializeComponent();
}
private void InitializeComponent()
{
this.textBox2 = new System.Windows.Forms.TextBox();
this.textBox1 = new System.Windows.Forms.TextBox();
this.button1 = new System.Windows.Forms.Button();
this.button2 = new System.Windows.Forms.Button();
this.listBox1 = new System.Windows.Forms.ListBox();
this.groupBox1 = new System.Windows.Forms.GroupBox();
this.label1 = new System.Windows.Forms.Label();
this.groupBox1.SuspendLayout();
this.SuspendLayout();
//
// textBox2
//
this.textBox2.Location = new System.Drawing.Point(16, 96);
this.textBox2.Name = "textBox2";
this.textBox2.Size = new System.Drawing.Size(240, 20);
this.textBox2.TabIndex = 2;
this.textBox2.Text = "";
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(16, 16);
this.textBox1.Name = "textBox1";
this.textBox1.Size = new System.Drawing.Size(240, 20);
this.textBox1.TabIndex = 0;
this.textBox1.Text = "";
//
// button1
//
this.button1.Location = new System.Drawing.Point(96, 48);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(72, 40);
this.button1.TabIndex = 1;
this.button1.Text = "decrypter";
//
// button2
//
this.button2.Location = new System.Drawing.Point(16, 152);
this.button2.Name = "button2";
this.button2.Size = new System.Drawing.Size(272, 24);
this.button2.TabIndex = 3;
this.button2.Text = "Recuperer tous les login et pwd AIM du PC";
this.button2.Click += new System.EventHandler(this.button2_Click);
//
// listBox1
//
this.listBox1.Location = new System.Drawing.Point(16, 176);
this.listBox1.Name = "listBox1";
this.listBox1.Size = new System.Drawing.Size(272, 95);
this.listBox1.TabIndex = 4;
//
// groupBox1
//
this.groupBox1.Controls.AddRange(new System.Windows.Forms.Control[] {
this.textBox1,
this.textBox2,
this.button1});
this.groupBox1.Location = new System.Drawing.Point(16, 16);
this.groupBox1.Name = "groupBox1";
this.groupBox1.Size = new System.Drawing.Size(272, 128);
this.groupBox1.TabIndex = 5;
this.groupBox1.TabStop = false;
this.groupBox1.Text = "decrypter un pass";
//
// label1
//
this.label1.Location = new System.Drawing.Point(16, 280);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(272, 32);
this.label1.TabIndex = 6;
this.label1.Text = "Si la mention \"Compte faux\" apparait c que le compte n\'est pas valide";
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(296, 308);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.label1,
this.groupBox1,
this.listBox1,
this.button2});
this.Name = "Form1";
this.Text = "AIM Pass Converter";
this.groupBox1.ResumeLayout(false);
this.ResumeLayout(false);
}
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
public string Convertion(string PW)
{
int a; int b; int c; int d;
string password = "";
int decrypt = ( PW.Length / 2 );
for( a = 1 ; PW.Length > a ; a = a + 2)
{
c = ( a / 2) % ( 16 + 1) + 1;
b = Convert.ToInt16( Convert.ToChar( PW.Substring( a - 1, 1) ) ) - 65 ;
if ( (c==4) || (c==9) || (c==11) || (c==14) )
{
if ( (b % 2) < 1 )
{
b = b + 1;
}
else
{
b = b - 1;
}
}
if ( (c==5) || (c==10) || (c==15) || (c==16) )
{
if ( (b % 4) < 2 )
{
b = b + 2;
}
else
{
b = b - 2;
}
}
if ( (c==1) || (c==6) || (c==11) || (c==12) )
{
if ( (b % 8) < 4 )
{
b = b + 4;
}
else
{
b = b - 4;
}
}
if ( (c==2) || (c==7) || (c==13) || (c==16) )
{
if ( b < 8 )
{
b = b + 8;
}
else
{
b = b - 8;
}
}
if ( (c==12) || (c==13) || (c==14) || (c==15) )
{
b = 15 - b;
}
///////////////////////////////////
d = b * 16;
b = Convert.ToInt16( Convert.ToChar( PW.Substring( a, 1) ) ) - 65 ;
if ( (c==5) || (c==7) || (c==9) || (c==10) || (c==16) )
{
if ( (b % 2) < 1 )
{
b = b + 1;
}
else
{
b = b - 1;
}
}
if ( (c==1) || (c==6) || (c==9) || (c==11) || (c==12) )
{
if ( (b % 4) < 2 )
{
b = b + 2;
}
else
{
b = b - 2;
}
}
if ( (c==2) || (c==7) || (c==8) || (c==9) || (c==13) )
{
if ( (b % 8) < 4 )
{
b = b + 4;
}
else
{
b = b - 4;
}
}
if ( (c==3) || (c==12) || (c==14) )
{
if ( b < 8 )
{
b = b + 8;
}
else
{
b = b - 8;
}
}
if ( (c==8) || (c==10) || (c==11) )
{
b = 15 - b;
}
password = password + Convert.ToChar(d + b).ToString();
}
return password;
}
private void button1_Click(object sender, System.EventArgs e)
{
textBox2.Text = Convertion(textBox1.Text.Substring(2,textBox1.Text.Length - 2));
}
private void button2_Click(object sender, System.EventArgs e)
{
RegistryKey key = Registry.CurrentUser.CreateSubKey(@"Software\America Online\AOL Instant Messenger (TM)\CurrentVersion\Users");
string[] compte = key.GetValueNames();
for(int i = 0 ;i < compte.Length ; i++)
{
RegistryKey key2 = Registry.CurrentUser.CreateSubKey(@"Software\America Online\AOL Instant Messenger (TM)\CurrentVersion\Users\" + compte[i] + "\\Login");
string pass = (string)key2.GetValue("Password");
if( pass != null )
{
pass = Convertion(pass.Substring(2,pass.Length - 2));
}
else
{
pass = "Compte faux";
}
listBox1.Items.Add(" pseudo : " + compte[i] + " Pass : " + pass);
}
}
}
}
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