Write log within Sysmon event log

SysmonWriteEvent.cs

using System;
using System.Collections.Generic;
using System.Diagnostics.Eventing.Reader;
using System.Linq;
using System.Text;
using System.Threading;

namespace ConsoleApp2
{
    class Program
    {
        static void Main(string[] args)
        {
            
            const string sysmon = "Microsoft-Windows-Sysmon";

            var logName = EventLogSession.GlobalSession.GetLogNames().First(l=>l.Contains("Sysmon"));
            if (!EventLog.SourceExists(sysmon))
            {
                Console.WriteLine("Sysmon source does not exist");

                EventLog.CreateEventSource(sysmon, logName);
                Console.WriteLine("CreatedEventSource");
                Console.WriteLine("Exiting, execute the application a second time to use the source.");
                return;
            }

            // Create an EventLog instance and assign its source.
            EventLog myLog = new EventLog();
            myLog.Source = sysmon;

            // Write an informational entry to the event log.
            myLog.WriteEntry("Writing to event log.");
            
        }
    }
}