There are certain rules which railway follows, and a case of loot will be charged on you even if the bogey is empty. until and unless you don't know any relative or acquitance in railway don't take the risk. if you are better at escaping like running, jumping and deceiving then you can try
There is no way, but if you really want to experience that there is a way.
You can ask the Goods train Locopilot to drop you in next station, sometimes they may respond to you in a good way and you get your pleasure.