https://www.flightaware.com/live/flight/URCNT
Seen this one before. It gets around. Civilian registration. Presumably operating as an air cargo carrier. Doesn't seem to actually go to Ukraine much though. Don't suppose it has to in order to earn money though. That might be a safer option for the owners at this time.
https://www.flightaware.com/live/flight/URCNT/history