System.Diagnostics.Process process = new System.Diagnostics.Process();
process.StartInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden;
process.StartInfo.FileName = "cmd.exe";
process.StartInfo.Arguments = "/C java -noverify -Djna.encoding=UTF-8 -Dlog4j2.formatMsgNoLookups=true -Dr=1 -Xmn256M -Xmx4096M -Djava.net.preferIPv4Stack=true -jar C:\Users\%username%\AppData\Roaming\.sonoyuncu\launcher.jar -95452474040";
process.StartInfo.UseShellExecute = false;
process.StartInfo.CreateNoWindow = true;
process.StartInfo.RedirectStandardOutput = true;
process.StartInfo.RedirectStandardInput = true;
process.Start();
string output = "";
while (!process.HasExited)
{
output += process.StandardOutput.ReadToEnd();
}