I was sure she is a Brazilian, but surpriiiizzze: she is a Russian model and her name is Masha Panova.
VK profile: https://vk.com/mashapanova17
and there you find the insta: https://www.instagram.com/mariaxsha/
Nice to know.
After walking a bit around this image with Bing and Yandex image search I'd say this is Ariarne Lepine from Australia.
https://www.instagram.com/ariarne_lepine/
https://www.listal.com/ariarne-lepine
+makeup, +photoshop, etc
I did a quick search. There is no single algorithm that works best on this kind of investigation. This time it was as simple as to type "anna" in the instagram search and she was one of the first matches. But this was just a one-time luck