icon-themes/breeze_svg/cmd/32/insertframe.svg

   1 <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32">
   2  <path
   3      style="fill:#4d4d4d"
   4      d="M 5 5 L 5 27 L 17 27 L 17 26 L 6 26 L 6 6 L 26 6 L 26 17 L 27 17 L 27 5 L 5 5 z M 22 17 L 22 22 L 17 22 L 17 23 L 22 23 L 22 28 L 23 28 L 23 23 L 28 23 L 28 22 L 23 22 L 23 17 L 22 17 z "
   5      />
   6  <path
   7      style="fill:#f47750"
   8      d="M 4 4 L 4 28 L 17 28 L 17 27 L 5 27 L 5 5 L 27 5 L 27 17 L 28 17 L 28 4 L 4 4 z "
   9      />
  10 </svg>