svr/usr/bin/unzip_bruteforce

#!/usr/bin/env bash

set -uo pipefail  # drop -e

LIST=${1:-list}
FILE=${2:-}

[[ -z "$FILE" ]] && { echo "usage: $0 [wordlist] <zipfile>"; exit 1; }

i=0

while IFS= read -r line; do
    ((i++))
    (( i % 1000 == 0 )) && echo "$i tried..."

    unzip -P "$line" -t "$FILE" >/dev/null 2>&1
    if [[ $? -eq 0 ]]; then
        echo "FOUND: $line"
        exit 0
    fi
done < "$LIST"

echo "not found"
exit 1