/usr/share/xul-ext/monkeysphere/ is in xul-ext-monkeysphere 0.8-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/xul-ext/monkeysphere/chrome/
/usr/share/xul-ext/monkeysphere/chrome.manifest
/usr/share/xul-ext/monkeysphere/chrome/content/
/usr/share/xul-ext/monkeysphere/chrome/content/bad.png
/usr/share/xul-ext/monkeysphere/chrome/content/broken.png
/usr/share/xul-ext/monkeysphere/chrome/content/error.png
/usr/share/xul-ext/monkeysphere/chrome/content/help.xhtml
/usr/share/xul-ext/monkeysphere/chrome/content/local.css
/usr/share/xul-ext/monkeysphere/chrome/content/logo-small.png
/usr/share/xul-ext/monkeysphere/chrome/content/logo.png
/usr/share/xul-ext/monkeysphere/chrome/content/monkey.png
/usr/share/xul-ext/monkeysphere/chrome/content/monkeysphere.js
/usr/share/xul-ext/monkeysphere/chrome/content/monkeysphere.xul
/usr/share/xul-ext/monkeysphere/chrome/content/progress.gif
/usr/share/xul-ext/monkeysphere/chrome/content/title.png
/usr/share/xul-ext/monkeysphere/chrome/locale/
/usr/share/xul-ext/monkeysphere/chrome/locale/en-US/
/usr/share/xul-ext/monkeysphere/chrome/locale/en-US/help.dtd
/usr/share/xul-ext/monkeysphere/chrome/locale/en-US/messages
/usr/share/xul-ext/monkeysphere/chrome/locale/en-US/messages.dtd
/usr/share/xul-ext/monkeysphere/chrome/locale/fr-FR/
/usr/share/xul-ext/monkeysphere/chrome/locale/fr-FR/help.dtd
/usr/share/xul-ext/monkeysphere/chrome/locale/fr-FR/messages
/usr/share/xul-ext/monkeysphere/chrome/locale/fr-FR/messages.dtd
/usr/share/xul-ext/monkeysphere/chrome/locale/nl-NL/
/usr/share/xul-ext/monkeysphere/chrome/locale/nl-NL/help.dtd
/usr/share/xul-ext/monkeysphere/chrome/locale/nl-NL/messages
/usr/share/xul-ext/monkeysphere/chrome/locale/nl-NL/messages.dtd
/usr/share/xul-ext/monkeysphere/chrome/locale/pt-BR/
/usr/share/xul-ext/monkeysphere/chrome/locale/pt-BR/help.dtd
/usr/share/xul-ext/monkeysphere/chrome/locale/pt-BR/messages
/usr/share/xul-ext/monkeysphere/chrome/locale/pt-BR/messages.dtd
/usr/share/xul-ext/monkeysphere/defaults/
/usr/share/xul-ext/monkeysphere/defaults/preferences/
/usr/share/xul-ext/monkeysphere/defaults/preferences/000system.js
/usr/share/xul-ext/monkeysphere/defaults/preferences/monkeysphere.js
/usr/share/xul-ext/monkeysphere/install.rdf
/usr/share/xul-ext/monkeysphere/modules/
/usr/share/xul-ext/monkeysphere/modules/monkeysphere.jsm