Some of the in-game text strongly suggests this is not a simple oil industry tycoon game focused on Iran.

Fair framing, but rather political for a tycoon game:

This definitely has some propaganda elements to it:

This looks to have been published by UIG Entertainment GmbH, a (defunct?) German publisher that seems to be focused on shovelware type games. However, Mobygames does not have an entry for “Oil Tycoon Simulator” under UIG or any other studio/publisher.

The content creator does go into his attempt to find the source of this game at the end of the video.