StartupHook.cs

internal class StartupHook
{
    public static void Initialize()
    {
        var type = Type.GetType("System.Array+EmptyArray`1");

        var arrayStringType = type.MakeGenericType(typeof(string));

        var field = arrayStringType.GetField("Value", System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.NonPublic);

        field.SetValue(null, new string[] { "Hello world!" });        
    }
}