Not sure about these anchors. Are they affecting my rankings?

So, i have been building couple of sites for more than a year and I'm struggling with the link building part from quite some time now. This post is regarding one such site, the domain is 2 years old and it has more than 100k words of content with long articles, pillar pages, etc following the Silo structure.

I had made some link building package purchases from the marketplace apart from improving the site's silo structure and onpage. Now, few days ago I discovered some weird looking anchor…

Not sure about these anchors. Are they affecting my rankings?