File: //usr/share/icons/Adwaita/scalable/apps/preferences-desktop-apps-symbolic.svg
<?xml version="1.0" encoding="UTF-8"?>
<svg width="16.006" height="16" xmlns="http://www.w3.org/2000/svg">
<path d="M1 0C.446 0 0 .446 0 1v5c0 .554.446 1 1 1h5c.554 0 1-.446 1-1V1c0-.554-.446-1-1-1zm1 3h3v2H2zm7-3c-.554 0-1 .446-1 1v5c0 .554.446 1 1 1h5c.554 0 1-.446 1-1V1c0-.554-.446-1-1-1zm1 3h3v2h-3zM1 8c-.554 0-1 .446-1 1v5c0 .554.446 1 1 1h5c.554 0 1-.446 1-1V9c0-.554-.446-1-1-1zm1 3h3v2H2zm7-3c-.554 0-1 .446-1 1v5c0 .554.446 1 1 1h5c.554 0 1-.446 1-1V9c0-.554-.446-1-1-1zm1 3h3v2h-3z" fill="#2e3436"/>
</svg>