URLs [1][2].
Sounds a bit like the McLibel case [3], which was against a tiny handful of activists whose group was called #LondonGreenpeace [4], completely unrelated to Greenpeace International. The final result was formally a half-win half-loss for #McDonalds, but effectively a huge reputation loss for McDonalds, whose ability to crush dissent was greatly weakened.
[2] https://allaboutlawyer.com/energy-transfer-vs-greenpeace-345m-judgment-full-case-explained