/usr/lib/x86_64-linux-gnu/libusbtc08.so is in libusbtc08-dev 1.7.2-5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libusbtc08.so.1.7.2
/usr/lib/x86_64-linux-gnu/libusbtc08.so.1.7.2