Direct link to image: https://image.gametracker.com/images/maps/160x120/rust/procedural_map.jpg

This image is displayed as the map image for any server running a procedural map. ie, any of these: https://www.gametracker.com/search/rust/?search_by=map&query=Procedural%20Map

The image used to display a generic Rust map. Now it shows a single black curved line on a white background with the GameTracker logo watermarked in the bottom right corner.

Edit: The image is now (Jan 8, 2023) a very low-quality cropped version of this: https://survivethis.news/wp-content/uploads/2017/01/Rust-art-op.jpg (yellow/gold styling; silhouette of wolf howling, radar dishes, airdrop, distant mountains).