/usr/lib/x86_64-linux-gnu/perl5/ is in libcrypt-openssl-rsa-perl 0.28-2build2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/perl5/5.22/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Crypt/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Crypt/OpenSSL/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Crypt/OpenSSL/RSA.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Crypt/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Crypt/OpenSSL/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Crypt/OpenSSL/RSA/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Crypt/OpenSSL/RSA/RSA.so
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Crypt/OpenSSL/RSA/autosplit.ix
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Crypt/OpenSSL/RSA/get_key_parameters.al
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Crypt/OpenSSL/RSA/import_random_seed.al
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Crypt/OpenSSL/RSA/new_key_from_parameters.al
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Crypt/OpenSSL/RSA/new_public_key.al