/usr/share/perl5/ is in libnet-sftp-foreign-perl 1.77+dfsg-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/Net/
/usr/share/perl5/Net/SFTP/
/usr/share/perl5/Net/SFTP/Foreign.pm
/usr/share/perl5/Net/SFTP/Foreign/
/usr/share/perl5/Net/SFTP/Foreign/Constants.pm
/usr/share/perl5/Net/SFTP/Foreign/Backend/
/usr/share/perl5/Net/SFTP/Foreign/Backend/Unix.pm
/usr/share/perl5/Net/SFTP/Foreign/Backend/Windows.pm
/usr/share/perl5/Net/SFTP/Foreign/Attributes.pm
/usr/share/perl5/Net/SFTP/Foreign/Helpers.pm
/usr/share/perl5/Net/SFTP/Foreign/Attributes/
/usr/share/perl5/Net/SFTP/Foreign/Attributes/Compat.pm
/usr/share/perl5/Net/SFTP/Foreign/Common.pm
/usr/share/perl5/Net/SFTP/Foreign/Buffer.pm
/usr/share/perl5/Net/SFTP/Foreign/Local.pm
/usr/share/perl5/Net/SFTP/Foreign/Compat.pm