For the GDR colours: I flew a photo mission in one of the Basepohl-based Mi-24Ds (96+28) of then HFS 80 in July 1991. Photo object was Mi-24P 96+50. All Mi-24s of the former East German Air Force retained their old camouflage, they only got the Iron Cross and a new tactical code applied (and the Federal German flag). Here is one of the pics: