Actually I bet that Russians do like anyone else more than your average Westerner. At least we don't try to force everyone into our paradigm anymore.
Russians may seem to be unfriendly, but that's an illusion mostly.
[link to sayonaki-tatsu.livejournal.com]

As for Cuba... Well, there's nostalgic friendly attitude. And among those who are more aware of international matters a measure of guilt for abandoning all the allies during 90s...