/usr/ is in ubuntu-sso-client-gtk 3.0.0-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/ubuntu-sso-client/
/usr/share/ubuntu-sso-client/gtk/
/usr/share/ubuntu-sso-client/gtk/ui.glade
/usr/share/doc/
/usr/share/doc/ubuntu-sso-client-gtk/
/usr/share/doc/ubuntu-sso-client-gtk/copyright
/usr/share/pyshared/
/usr/share/pyshared/ubuntu-sso-client/
/usr/share/pyshared/ubuntu-sso-client/ubuntu_sso/
/usr/share/pyshared/ubuntu-sso-client/ubuntu_sso/gtk/
/usr/share/pyshared/ubuntu-sso-client/ubuntu_sso/gtk/__init__.py
/usr/share/pyshared/ubuntu-sso-client/ubuntu_sso/gtk/gui.py
/usr/share/pyshared/ubuntu-sso-client/ubuntu_sso/gtk/main.py
/usr/lib/
/usr/lib/ubuntu-sso-client/
/usr/lib/ubuntu-sso-client/ubuntu-sso-login-gtk
/usr/lib/python2.7/
/usr/lib/python2.7/dist-packages/
/usr/lib/python2.7/dist-packages/ubuntu-sso-client/
/usr/lib/python2.7/dist-packages/ubuntu-sso-client/ubuntu_sso/
/usr/lib/python2.7/dist-packages/ubuntu-sso-client/ubuntu_sso/gtk/
/usr/share/doc/ubuntu-sso-client-gtk/changelog.Debian.gz
/usr/lib/python2.7/dist-packages/ubuntu-sso-client/ubuntu_sso/gtk/__init__.py
/usr/lib/python2.7/dist-packages/ubuntu-sso-client/ubuntu_sso/gtk/gui.py
/usr/lib/python2.7/dist-packages/ubuntu-sso-client/ubuntu_sso/gtk/main.py