Levels 7 and 8 sounds a lot like the StrongDM AI Dark Software Factory published last month:

https://factory.strongdm.ai/techniques

Techniques covered in-depth + Attractor open source implementations:

https://factory.strongdm.ai/products/attractor#community

https://github.com/search?q=strongdm+attractor&type=reposito...

https://github.com/strongdm/attractor/forks

I'm continuing to study and refine my approach to leverage all this.