[WaxedChewbacca]

I think you should very closely examine whether or not it makes any sense. Put aside for the moment whether or not doing stuff like that could be dangerous to you legally. What is the goal? To temporarily disrupt computer systems based solely on whether they're supposed to be affiliated with the Russian government? What is the point?

I'm glad you're at least thinking whether DDoS could be wrong. I've never encountered a situation where DDoSers were the good guys.