This is a recreation of the flag of the Uzbek SSR, used from 1927 to 1929.
<a href="//commons.wikimedia.org/w/index.php?title=User:Whaales&amp;action=edit&amp;redlink=1" class="new" title="User:Whaales (page does not exist)">Whaales</a>
CC BY 4.0
I made this on paint.net, using the description of the flag on its Wikipedia page.