The drone theory is possible, but speculative. They could be used for transport or paratroops. https://www.thedrive.com/the-war-zone/44532/russia-appears-to-be

The drone theory is possible, but speculative. They could be used for transport or paratroops. https://www.thedrive.com/the-war-zone/44532/russia-appears-to-be-preparing-its-ancient-an-2-biplanes-for-war-in-ukraine https://www.thedrive.com/the-war-zone/44532/russia-appears-t... >Those aircraft could potentially be used together with the An-2s as part of a wider assault on Ukraine’s ground-based air defense network which has remained relatively intact against great odds. >That, however, is not confirmed and we don’t know for sure that Russia plans to use the An-2s in this way. Interesting to think about either way.