Since “Taken” was cancelled, Kilroy was looking for a job, so they probably hired him to do this.
Impossible data rates to be over even a gigabit network for the file transfers to have been from Russia.
The date/time stamps on the files the Rosenstein investigation used to determine it was Russia, Russia, Russia showed a data rate REQUIRED to be over 40 mega BYTES per second (to get those stamps). On a gigbit network maximum data transfer rate is about 6 mega BYTES per second.
However, you can get those transfer rates on a USB 3.0 thumbdrive. Meaning: it was an inside job.
The Guccifer 2 basis narrative to determine it was anybody anywhere in the world using the internet is a 100% fabrication.