Russian Mi-28 and Ka-52 helicopters fire unguided rockets from a pitch-up position

In the second part of the video, through the eye of the thermal camera we see the launch and the rockets dispersion on target.
https://weaponsystems.net/system/183-80mm%20S-8
https://en.wikipedia.org/wiki/S-13_rocket
https://en.wikipedia.org/wiki/S-5_rocket