Simplifying: contrary to popular (western) opinion, there are countries outside of the US/EU sphere of influence that still trade with Russia, Cuba, etc. And US/EU haven't completely stopped trading with (nor in) Russia.
Where there are crumbs there will be birds.
This is wonderful.
My fixers in Russia confirm the same, and say the best they can do is exchange money into cryptocurrency via Kyrgyzstan.
Pretty sure everything but oil/gas/metals has been pretty much entirely cut off.
I believe the global economy has lockdown fatigue thanks to COVID and even the sanctions may not be as tight.