It is possible, as it was possible to use any other FIAT. If you use Monero, for example, it is much harder to track you down. Cryptocurrencies are just a tool, how you use it is on you.
I see. So that was how those anonymous group found those group of friends in the movie, because they sent bitcoins to the thief instead of monero. Although, can a bitcoin sender track the person they are sending the bitcoins to using dark web, or is it the other way around?