.NET Reactor v6.9

using System;
using System.Windows.Forms;

namespace Crackme
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (textBox1.Text.Trim() != null && textBox1.Text == "AarJee@TSRh")
                MessageBox.Show("Wow!!! You did it", "Success", MessageBoxButtons.OK);
            else
            {
                MessageBox.Show("Sorry ! You didn't cracked me", "Failed", MessageBoxButtons.OK, MessageBoxIcon.Error);
                textBox1.Focus();
            }
           
        }
    }
}

DotNetReactor applied with all options