The goal is to ensure all reasonable people know, while keeping enough deniability that Russian-funded right-wing groups can sow doubt about attribution and response policy’s
They don’t care whether it can be proven in court or by people paying close attention. They care whether it can’t be denied even by their aligned agents in western countries.
In many countries, russia’s psyop tactics do work frighteningly well, and we see this resulting in a renaissance of the far-right, who are explicitly against supporting Ukraine, and explicitly seek the rehabilitation of russia.
Look up how successful the US has been in getting right wing crazy people elected as the heads of state in nearly every Central and South American country by funding right-wing groups, with the exception of Mexico and Brazil (but top minds are working on this).
Just because the US does something bad, does not mean others don't do 100x worse. In both meanings of the word.
I thought I loved Red Dawn, I rewatched it recently, it's really stupid.