/usr/share/zentyal/ is in zentyal-samba 2.3.12+quantal1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/zentyal-samba/initial-setup
/usr/share/zentyal-samba/s4sync
/usr/share/zentyal-samba/samba-ignore-sids.txt
/usr/share/zentyal-samba/setup-filesystem
/usr/share/zentyal-samba/sql/
/usr/share/zentyal-samba/sql/samba_access.sql
/usr/share/zentyal-samba/sql/samba_access_report.sql
/usr/share/zentyal-samba/sql/samba_disk_usage.sql
/usr/share/zentyal-samba/sql/samba_disk_usage_report.sql
/usr/share/zentyal-samba/sql/samba_quarantine.sql
/usr/share/zentyal-samba/sql/samba_virus.sql
/usr/share/zentyal-samba/sql/samba_virus_report.sql
/usr/share/zentyal-samba/sql/samba_virus_share_report.sql
/usr/share/zentyal/modules/
/usr/share/zentyal/modules/samba.yaml
/usr/share/zentyal/stubs/
/usr/share/zentyal/stubs/samba/
/usr/share/zentyal/stubs/samba/smb.conf.mas
/usr/share/zentyal/stubs/samba/vscan-clamav.conf.mas
/usr/share/zentyal/templates/
/usr/share/zentyal/templates/samba/
/usr/share/zentyal/templates/samba/ajax/
/usr/share/zentyal/templates/samba/ajax/viewer/
/usr/share/zentyal/templates/samba/ajax/viewer/shareViewer.mas
/usr/share/zentyal/templates/samba/samba.mas