Bobby and Bobo in Iran: Save the Sibyl Gold is a bootleg animated-CGI SpongeBob film directed by Green Art Animation Studios, some scenes have characters in the original form. Also, this movie has an prototype with characters from the show not even edited.
The movie is currently partially found and the search had just begun.
Edit 8/10/22: Hello! Red Marker here! Incase if you haven’t noticed this search is already over, Someone had found the full movie! This is great! Here it is:https://www.youtube.com/watch?v=6l6TnAmvuDY