/usr/lib/ is in libgtk2-traymanager-perl 0.05-3build2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/perl5/
/usr/lib/x86_64-linux-gnu/perl5/5.22/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Gtk2/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Gtk2/TrayManager/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Gtk2/TrayManager/Install/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Gtk2/TrayManager/Install/traymanager-autogen.h
/usr/lib/x86_64-linux-gnu/perl5/5.22/Gtk2/TrayManager/Install/Files.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/Gtk2/TrayManager/Install/traymanager.typemap
/usr/lib/x86_64-linux-gnu/perl5/5.22/Gtk2/TrayManager.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Gtk2/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Gtk2/TrayManager/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Gtk2/TrayManager/TrayManager.so