Help finding a movie

I watched it at the end of 2019 on cable TV. During the Great Patriotic War in the bad seas, the Nazis bombed our ship. One person got out on the coast of the island on which the Germans settled. They discovered him and wanted to destroy him, but he escaped and killed all the Germans on the spot, except for one fascist. He took him prisoner. And then the two of them walk for a long time on the ice, come across a hut, where there is a walkie-talkie, provisions, but no one is there. There they find out the relationship, almost killed each other. Then they go further to the seashore. Ours falls into a crevice, the German does not try to save him. But when, after a few days, he gets out of it, to his surprise, the German did not escape anywhere. Eventually they get to the water