It would not happen as big companies in the top 100 where using/joining to use it now like Microsoft because they saw potential on it to be a good digital currency. Unless majority of it will pursue to make it illegal then it will be ban as they can influence the government to do something to it.
I think it may just bitcoin banned, although bitcoin in favor and supported by many companies, because when the government did not get any benefits and do not have any interest in bitcoin, it is possible bitcoin will be ban