/usr/share/kde4/services/ is in plasma-dataengines-addons 4:4.13.0-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/kde4/services/apodprovider.desktop
/usr/share/kde4/services/epodprovider.desktop
/usr/share/kde4/services/flickrprovider.desktop
/usr/share/kde4/services/natgeoprovider.desktop
/usr/share/kde4/services/oseiprovider.desktop
/usr/share/kde4/services/plasma-dataengine-comic.desktop
/usr/share/kde4/services/plasma-dataengine-konqprofiles.desktop
/usr/share/kde4/services/plasma-dataengine-konsoleprofiles.desktop
/usr/share/kde4/services/plasma-dataengine-microblog.desktop
/usr/share/kde4/services/plasma-dataengine-ocs.desktop
/usr/share/kde4/services/plasma-dataengine-potd.desktop
/usr/share/kde4/services/plasma-engine-kdeobservatory.desktop
/usr/share/kde4/services/plasma-engine-rtm.desktop
/usr/share/kde4/services/plasma-packagestructure-comic.desktop
/usr/share/kde4/services/wcpotdprovider.desktop