/usr/share/Eterm/themes/ is in eterm 0.9.6-1+deb8u1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/Eterm/themes/Escreen/
/usr/share/Eterm/themes/Escreen/menus.cfg
/usr/share/Eterm/themes/Escreen/pixmaps.list
/usr/share/Eterm/themes/Escreen/theme.cfg
/usr/share/Eterm/themes/Eterm/
/usr/share/Eterm/themes/Eterm/menus.cfg
/usr/share/Eterm/themes/Eterm/pixmaps.list
/usr/share/Eterm/themes/Eterm/theme.cfg
/usr/share/Eterm/themes/auto/
/usr/share/Eterm/themes/auto/menus.cfg
/usr/share/Eterm/themes/auto/pixmaps.list
/usr/share/Eterm/themes/auto/theme.cfg
/usr/share/Eterm/themes/trans/
/usr/share/Eterm/themes/trans/menus.cfg
/usr/share/Eterm/themes/trans/pixmaps.list
/usr/share/Eterm/themes/trans/theme.cfg