International law says you spank whoever launched it. There’s treaties on this.
Barring that, we have anti-satellite missiles.
What law?
The Treaty on Principles Governing the Activities of States in the Exploration and Use of Outer Space, including the Moon and Other Celestial Bodies.
https://www.unoosa.org/oosa/en/ourwork/spacelaw/treaties/int...
I don’t think rules and regulations are popular nowadays
If someone puts a CSAM data center in space, I suspect you'll find quite a few rules become briefly popular.
https://en.wikipedia.org/wiki/Outer_Space_Treaty