No... This is Mil factory Flying Laboratory modification and will be participate on following Moscow Airshow MAKS 2015.
Bigger sign says ''Helicopters of Russia'', while smaller means ''Moscow Helicopter Factory named M. L. Mil''.
Usually, Russians (and earlier Soviets) designated such variants as LL (Летающая лаборатория, Letayushaya Laboratoriya = Flying Laboratory), MiG-25LL for example, which was primarily used as chase aircraft for Buran spaceshuttle program. So, I guess this supposed to be Mi-24LL. However, I couldn't find is this an actual designation...