No fair Googling the registration.
Answer: Lisunov Li-2. The Lisunov Li-2, originally designated PS-84 (NATO reporting name "Cab"), was a license-built version of the Douglas DC-3. It was produced by Factory #84 in Moscow-Khimki and, after evacuation in 1941, at TAPO in Tashkent. The project was directed by aeronautical engineer Boris Pavlovich Lisunov.