/usr/lib/x86_64-linux-gnu/libcryptui.so is in libcryptui-dev 3.12.2-1+b1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libcryptui.so.0.0.0
/usr/lib/x86_64-linux-gnu/libcryptui.so.0.0.0