Good guess. That appears to be a character by Dross named Onyx, who is male.
https://www.patreon.com/posts/onyx-dross-oc-78426448 (locked behind Patreon)
https://civitai.com/models/309542/onyx-dross-character (AI link unfortunately, but shows the original image and names the character)
There are actually more than 3 providers and you should put a freeze on everything you can. You only need unfrozen credit for applying for new lines of credit (loans, credit cards, etc), and unfreezing is a quick process (15 minutes or so).
Here’s a pretty comprehensive guide for protecting yourself: https://old.reddit.com/r/IdentityTheft/comments/uvv3ij/psa_freezing_your_three_main_credit_reports_is/
It’s better to take these steps before you get your identity stolen rather than after. These steps can prevent your leaked information from being used against you.