https://blogs.microsoft.com/wp-content/uploads/prod/sites/5/2024/04/MTAC-Report-Elections-Report-Nation-states-engage-in-US-focused-influence-operations-ahead-of-US-presidential-election-04172024.pdf

This is public knowledge and has been tracked for years, if you follow an outlandish article to its source, and the source before that, you end up on one of thousands of normal sounding small town news websites that just happen to be registered to people with very Russian sounding names.

The goal is to spit out a somewhat believable lie, then wait for it to be posted about on some blog, then someone else copies it from there and posts it elsewhere, then the gossip mags pick it up and before long it is "news".

https://www.technologyreview.com/2021/09/16/1035851/facebook-troll-farms-report-us-2020-election/

19 of the top 20 Christian Facebook groups are run by Eastern European troll farms.