/usr/share/menu/ghex is in ghex 3.8.1-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | ?package(ghex):needs="x11" section="Applications/Editors" \
title="GHex" command="/usr/bin/ghex" hints="GNOME"
|