It is not impossible that Etherium's harha will rise again, but this must go hand in hand with the price of botcoin as well. Since the beginning of 2017 we have known that Bitcoin and Etherium will be in tune with the same price increase, as well as many transactions using ETH.
But it might be quite difficult for Etherium because a lot of other Altcoins have popped up a lot and have their own advantages compared to Etherium itself .