/usr/share/mate/applications/org.mate-desktop.mate-eiciel.desktop is in ubuntu-mate-default-settings 18.04.17.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 | [Desktop Entry]
Encoding=UTF-8
Name=MATE Eiciel
GenericName=Access control list editor
Comment=View or change ACL and User Extended Attributes on files and directories
Exec=/usr/bin/mate-eiciel
Icon=mate-eiciel
Terminal=false
Type=Application
Categories=GTK;System;FileTools;
NoDisplay=true
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