/usr/lib/lcmaps/lcmaps_ban_dn.mod is in lcmaps-plugins-basic-bandn 1.7.1-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/lcmaps/liblcmaps_ban_dn.so
/usr/lib/lcmaps/liblcmaps_ban_dn.so