The cash shop files were included with the 7.4 server file release
Download the 7.4 server files in the link I provided and they will contain the Kroos cash shop files.
Or don't it's up to you.
(Hint 1. click on the link I provided, 2. click on the spoiler for server files, 3. click on the link for the 7.4 server files, 4. download them, 5. search through the zip file for the folder called Kroos, 6. done.)