A closer look at 57310 "Pride of Cumbria" leading the rake, it is in DRS house livery.
On the rear is 57305 which has been repainted into the umber and cream livery to match the stock, it carries the name "Northern Princess" and appears to be working.
ScotRail devised a livery for its stock to carry irrespective of the franchise holder, so it saves time and money changing the colours every few years. The franchise holder will apply small branding signs to the stock. 158782 forms 2G52 1023 from Cowdenbeath to Edinburgh.