Are you serious?
As far as Russia's goal, here is a NYT piece suggesting exactly the opposite.
https://www.nytimes.com/2018/02/16/us/politics/russia-mueller-election.html
US Intelligence suggests that Russia was trying to get Trump elected. As does Mueller's indictment:
“Defendants posted derogatory information about a number of candidates,” the indictment says, “and by early to mid-2016, defendants’ operations included supporting the presidential campaign of then-candidate Donald J Trump (“Trump campaign”) and disparaging Hillary Clinton.”