google-material-design-icons/android/av/stop/materialiconstwotone/black/res/drawable/twotone_stop_24.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="24dp"
    android:height="24dp"
    android:viewportWidth="24"
    android:viewportHeight="24"
    android:tint="?attr/colorControlNormal">
  <path
      android:fillColor="@android:color/white"
      android:pathData="M8,8h8v8H8z"
      android:strokeAlpha="0.3"
      android:fillAlpha="0.3"/>
  <path
      android:fillColor="@android:color/white"
      android:pathData="M6,18h12V6H6v12zM8,8h8v8H8V8z"/>
</vector>