Looking for source code of Russia currency exchangers payment systems<>crypto

Looking for source code and db of Russia currency exchangers (payment systems<>crypto).
Looking for only php-based websites and actual or live dumps of database (2022, less interested but ok 2021).
Can be breach, leak of website, direct access (employee of), hidden access (intrusion on infrastructure).
Share or i will buy (your choice).

Contact PM

Exampe websites, but not limited to:
mine exchange
365cash co
laslobit cc
exhub io
coincat ru
real-bit net
fastexchange center
ychanger net