Thanks for post.
It can be done by doing some code customization. please send me a personal message and we can discuss what you'd like
You can add image in footer by this file section->footer.liquid file
1. Find '<div class="flex-footer">' and paste this code below this line:
<div class="flex__item"> <div class="site-footer__section"> <img src="image_url" class="f_img"> </div> </div>
Note: change image_url to you image by uploading in setting->file section.