Russia doesn’t recognise the court

https://www.reddit.com/r/MapPorn/comments/1424ao/countries_where_the_international_criminal_court/

They aren’t a member and so won’t show up. So you would have to try them in absence and then even if someone is found guilty what next? Same issue as above. You’ve already done the punishment (Sanctions).

Anything else would just be Political Posturing (Same as the warrant for Putin)