This scenario is clearly inspired by the Blame manga by mangaka Tsutomu Nihei. The 3D model is very clean and optimized, it doesn't have any texture or colors just use light and shape to create those light and dark.

You can buy this work as a painting through this link:

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https://artstn.co/pp/OQbpX

You can buy the 3D model by this link: 

https://www.artstation.com/a/16351399

https://www.cgtrader.com/products/megastructure-continuous-body-sector

https://www.cgtrader.com/products/megastructure-exposed-sector-world-of-blame-by-tsutomu-nihei