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semi-easy keygen me winner gets a +rep!

 
Post new topic   Reply to topic    Cheat Engine Forum Index -> General programming -> Crackmes
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Was it easy?
really easy
33%
 33%  [ 3 ]
little more of a challange
22%
 22%  [ 2 ]
kinda
0%
 0%  [ 0 ]
yea
0%
 0%  [ 0 ]
i cant do keygen me's
44%
 44%  [ 4 ]
Total Votes : 9

Author Message
Fafaffy
Cheater
Reputation: 65

Joined: 12 Dec 2007
Posts: 36

PostPosted: Fri Oct 17, 2008 4:23 pm    Post subject: semi-easy keygen me winner gets a +rep! Reply with quote

first of all i already built a working keygen for it.
This is possible to keygen
Rules:
Keygening only
May look through my code

Winner gets a +rep

there could be multiple serials from one name and email.

i made my keygen(Not the keygen me) in VB.net so try that
Hope you guys keygen my application for a +rep

_________________
Brillia wrote:
I FUCKING FUCK SEX


Last edited by Fafaffy on Sun Oct 26, 2008 8:49 am; edited 1 time in total
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HolyBlah
Master Cheater
Reputation: 2

Joined: 24 Aug 2007
Posts: 446

PostPosted: Fri Oct 17, 2008 4:48 pm    Post subject: Reply with quote

Code:
private void Button1_Click(object sender, EventArgs e)
{
    if (this.TextBox1.Text == "")
    {
        Interaction.MsgBox("Please fill in all boxes", MsgBoxStyle.OkOnly, null);
    }
    else if (this.TextBox2.Text == "")
    {
        Interaction.MsgBox("Please fill in all boxes", MsgBoxStyle.OkOnly, null);
    }
    else if (this.TextBox3.Text == "")
    {
        Interaction.MsgBox("Please fill in all boxes", MsgBoxStyle.OkOnly, null);
    }
    else if (this.TextBox4.Text == "")
    {
        Interaction.MsgBox("Please fill in all boxes", MsgBoxStyle.OkOnly, null);
    }
    else if (this.TextBox5.Text == "")
    {
        Interaction.MsgBox("Please fill in all boxes", MsgBoxStyle.OkOnly, null);
    }
    else
    {
        string text = this.TextBox2.Text;
        Simple3Des des = new Simple3Des(this.TextBox1.Text);
        string str2 = "";
        try
        {
            try
            {
                str2 = des.DecryptData(text);
            }
            catch (CryptographicException exception1)
            {
                ProjectData.SetProjectError(exception1);
                CryptographicException exception = exception1;
                ProjectData.ClearProjectError();
            }
            try
            {
                string str3 = this.TextBox4.Text;
                string str5 = des.DecryptData(this.TextBox5.Text);
                str2 = str2 + str5;
            }
            catch (CryptographicException exception4)
            {
                ProjectData.SetProjectError(exception4);
                CryptographicException exception2 = exception4;
                ProjectData.ClearProjectError();
            }
            if ((this.TextBox2.Text + this.TextBox5.Text) == this.TextBox3.Text)
            {
                Interaction.MsgBox("Correct info!", MsgBoxStyle.OkOnly, null);
            }
            else
            {
                Interaction.MsgBox("Incorrect", MsgBoxStyle.OkOnly, null);
            }
        }
        catch (Exception exception5)
        {
            ProjectData.SetProjectError(exception5);
            Exception exception3 = exception5;
            Interaction.MsgBox("Incorrect!", MsgBoxStyle.OkOnly, null);
            ProjectData.ClearProjectError();
        }
    }
}
Code:
public string DecryptData(string encryptedtext)
{
    byte[] buffer = Convert.FromBase64String(encryptedtext);
    MemoryStream stream2 = new MemoryStream();
    CryptoStream stream = new CryptoStream(stream2, this.TripleDes.CreateDecryptor(), CryptoStreamMode.Write);
    stream.Write(buffer, 0, buffer.Length);
    stream.FlushFinalBlock();
    return Encoding.Unicode.GetString(stream2.ToArray());
}
Code:
public string EncryptData(string plaintext)
{
    byte[] bytes = Encoding.Unicode.GetBytes(plaintext);
    MemoryStream stream2 = new MemoryStream();
    CryptoStream stream = new CryptoStream(stream2, this.TripleDes.CreateEncryptor(), CryptoStreamMode.Write);
    stream.Write(bytes, 0, bytes.Length);
    stream.FlushFinalBlock();
    return Convert.ToBase64String(stream2.ToArray());
}
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Fafaffy
Cheater
Reputation: 65

Joined: 12 Dec 2007
Posts: 36

PostPosted: Fri Oct 17, 2008 8:26 pm    Post subject: Reply with quote

HolyBlah wrote:
Code:
private void Button1_Click(object sender, EventArgs e)
{
    if (this.TextBox1.Text == "")
    {
        Interaction.MsgBox("Please fill in all boxes", MsgBoxStyle.OkOnly, null);
    }
    else if (this.TextBox2.Text == "")
    {
        Interaction.MsgBox("Please fill in all boxes", MsgBoxStyle.OkOnly, null);
    }
    else if (this.TextBox3.Text == "")
    {
        Interaction.MsgBox("Please fill in all boxes", MsgBoxStyle.OkOnly, null);
    }
    else if (this.TextBox4.Text == "")
    {
        Interaction.MsgBox("Please fill in all boxes", MsgBoxStyle.OkOnly, null);
    }
    else if (this.TextBox5.Text == "")
    {
        Interaction.MsgBox("Please fill in all boxes", MsgBoxStyle.OkOnly, null);
    }
    else
    {
        string text = this.TextBox2.Text;
        Simple3Des des = new Simple3Des(this.TextBox1.Text);
        string str2 = "";
        try
        {
            try
            {
                str2 = des.DecryptData(text);
            }
            catch (CryptographicException exception1)
            {
                ProjectData.SetProjectError(exception1);
                CryptographicException exception = exception1;
                ProjectData.ClearProjectError();
            }
            try
            {
                string str3 = this.TextBox4.Text;
                string str5 = des.DecryptData(this.TextBox5.Text);
                str2 = str2 + str5;
            }
            catch (CryptographicException exception4)
            {
                ProjectData.SetProjectError(exception4);
                CryptographicException exception2 = exception4;
                ProjectData.ClearProjectError();
            }
            if ((this.TextBox2.Text + this.TextBox5.Text) == this.TextBox3.Text)
            {
                Interaction.MsgBox("Correct info!", MsgBoxStyle.OkOnly, null);
            }
            else
            {
                Interaction.MsgBox("Incorrect", MsgBoxStyle.OkOnly, null);
            }
        }
        catch (Exception exception5)
        {
            ProjectData.SetProjectError(exception5);
            Exception exception3 = exception5;
            Interaction.MsgBox("Incorrect!", MsgBoxStyle.OkOnly, null);
            ProjectData.ClearProjectError();
        }
    }
}
Code:
public string DecryptData(string encryptedtext)
{
    byte[] buffer = Convert.FromBase64String(encryptedtext);
    MemoryStream stream2 = new MemoryStream();
    CryptoStream stream = new CryptoStream(stream2, this.TripleDes.CreateDecryptor(), CryptoStreamMode.Write);
    stream.Write(buffer, 0, buffer.Length);
    stream.FlushFinalBlock();
    return Encoding.Unicode.GetString(stream2.ToArray());
}
Code:
public string EncryptData(string plaintext)
{
    byte[] bytes = Encoding.Unicode.GetBytes(plaintext);
    MemoryStream stream2 = new MemoryStream();
    CryptoStream stream = new CryptoStream(stream2, this.TripleDes.CreateEncryptor(), CryptoStreamMode.Write);
    stream.Write(bytes, 0, bytes.Length);
    stream.FlushFinalBlock();
    return Convert.ToBase64String(stream2.ToArray());
}

GOOD JOB!!!
you decompiled the program
now make a keygen for it without patching it.

_________________
Brillia wrote:
I FUCKING FUCK SEX
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sumnewdude
Expert Cheater
Reputation: 0

Joined: 23 May 2007
Posts: 181
Location: Where you least expect me.

PostPosted: Thu Dec 18, 2008 10:05 pm    Post subject: Reply with quote

That is intresting I hav't seen that CryptoStream before Ill have to look into it.
_________________

.erutangis ruoy ni siht esu neht ,sdrawkcab siht daer ot hguone trams erew uoy fI
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