/usr/share/xen-tools/karmic.d/70-install-ssh is in xen-tools 4.6.2-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/xen-tools/karmic.d/../common/70-install-ssh-deb
/usr/share/xen-tools/karmic.d/../common/70-install-ssh-deb