/usr/lib/ is in python-apport 2.0.1-0ubuntu17.15.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/
/usr/lib/python2.7/dist-packages/
/usr/lib/python2.7/dist-packages/apport/
/usr/lib/python2.7/dist-packages/apport/crashdb_impl/
/usr/lib/python2.7/dist-packages/apport/fileutils.py
/usr/lib/python2.7/dist-packages/apport/packaging.py
/usr/lib/python2.7/dist-packages/apport/crashdb.py
/usr/lib/python2.7/dist-packages/apport/packaging_impl.py
/usr/lib/python2.7/dist-packages/apport/ui.py
/usr/lib/python2.7/dist-packages/apport/crashdb_impl/multipartpost_handler.py
/usr/lib/python2.7/dist-packages/apport/crashdb_impl/__init__.py
/usr/lib/python2.7/dist-packages/apport/crashdb_impl/memory.py
/usr/lib/python2.7/dist-packages/apport/crashdb_impl/launchpad.py
/usr/lib/python2.7/dist-packages/apport/__init__.py
/usr/lib/python2.7/dist-packages/apport/hookutils.py
/usr/lib/python2.7/dist-packages/apport/report.py
/usr/lib/python2.7/dist-packages/apport/REThread.py
/usr/lib/python2.7/dist-packages/apport_python_hook.py