The Mi-24 Hind-D helicopters seen in the film are in fact modified Aérospatiale SA 330 Puma transport helicopters with fabricated bolt-on wings similar to the real Hind-Ds which were mainly used in the former Soviet bloc nations. The other helicopter depicted is a slightly reshaped Aerospatiale Gazelle.
The Mi-24 Hind-D helicopters seen in the film are in fact modified Aérospatiale SA 330 Puma transport helicopters with fabricated bolt-on wings similar to the real Hind-Ds which were mainly used in the former Soviet bloc nations. The other helicopter depicted is a slightly reshaped Aerospatiale Gazelle.
en.wikipedia.org/wiki/Rambo_III#Trivia