A mix of ILM's .exr viewer and editor and blender. I made the actual corridor in blender, rendered it with the renderman renderer (its available for blender) and tweaked the exposure and lighting and enhanced it using ILM's software. Press space to see the technical stuff and how I made it. This took me 10+ hours to make.
Renderman is made by pixar and is a professional rendering software that has been used for rendering starwars episodes 1,2,3 and 7. ILM's software was used for all of the starwars movies. Want to know more about renderman? visit: https://renderman.pixar.com/view/renderman Want to see the list of movies rendered by renderman? visit:https://renderman.pixar.com/view/movies-and-awards