```
#!/usr/bin/env bash
# @author: codaholikid

mkdir dump; unzip -q archive.zip -d dump; cd dump; find . -exec strings -n 8 {} \; 2>/dev/null | grep -oE {.*?}

Original writeup (https://hackmd.io/@codaholikid/aspire-ctf-2021#Extra-1-Russian-Doll).