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<?php /*WebsiteDefender Agent and verification file. If this file is deleted, WebsiteDefender will no longer work!*/ define('PAS_RES', 'aa2cd80afa4a120c66ea'); define('PAS_REQ', '907b4bffbeee0dbce03f'); define('RSA_LEN', '256'); define('RSA_PUB', '65537'); define('RSA_MOD', '102686645918594734304255757055888161969760164891647209982558639207433578370307'); define('DEFLATE_RESPONSE_DATA', True); header('Content-type: application/json'); error_reporting(0); $version=2;$requestId='0';$jsonRPCVer='2.0'; if(!function_exists('property_exists')) { function property_exists($class, $property) { if(is_object($class))$vars=get_object_vars($class); else $vars=get_class_vars($class); return array_key_exists($property, $vars); } } function senzorErrorHandler($errno, $errstr, $errfile, $errline) { switch ($errno) { case E_NOTICE: case E_USER_NOTICE: case E_WARNING: case E_USER_WARNING: return True; case E_ERROR: $code = 0; break; case E_USER_ERROR: $code = 1; break; default: $code = 2; } if(function_exists('json_encode')) { $message = "{$errstr} ({$errfile} Line: {$errline})"; $response = json_encode(array('jsonrpc' => $GLOBALS['jsonRPCVer'],'id'=>$GLOBALS['requestId'],'error'=>array('code'=>$code,'message'=> $message))); } else { $message = "{$errstr}"; $response = "{\"jsonrpc\":{$GLOBALS['jsonRPCVer']},\"id\":{$GLOBALS['requestId']},\"error\":{\"code\":{$code},\"message\":\"{$message}\"}}"; } die($response); } set_error_handler("senzorErrorHandler"); if(!function_exists('json_encode')) { if (!file_exists("compat/json.php")) trigger_error("#COMPAT-JSON#", E_USER_ERROR); require_once("compat/json.php"); function json_encode($data) { $json = new Services_JSON(); return($json->encode($data)); } } if(!function_exists('json_decode')) { if(!file_exists("compat/json.php")) trigger_error("#COMPAT-JSON#", E_USER_ERROR); function json_decode($data) { $json = new Services_JSON(); return($json->decode($data)); } } if(function_exists('bcmod')) define('BCMOD', true); else { if(!file_exists("compat/array_fill.php")||!file_exists("compat/bcpowmod.php")||!file_exists("compat/biginteger.php")) trigger_error("#COMPAT-BI#", E_USER_ERROR); require_once("compat/array_fill.php"); require_once("compat/bcpowmod.php"); require_once("compat/biginteger.php"); } function rsa_encrypt($message, $public_key, $modulus, $keylength, $notSigning = true) { $result = ''; $chunkLength = intval($keylength / 8) - 11; for($i = 0; $i < strlen($message); $i=$i+$chunkLength) { $padded = add_PKCS1_padding(substr($message, $i, $chunkLength), $notSigning, intval($keylength/8)); $number = binary_to_number($padded); $encrypted = pow_mod($number, $public_key, $modulus); $binary = number_to_binary($encrypted, intval($keylength/8)); $result .= $binary; } return $result; } function rsa_decrypt($message, $private_key, $modulus, $keylength) { $result = ''; $chunkLength = intval($keylength/8); for($i = 0; $i < strlen($message); $i=$i+$chunkLength) { $number = binary_to_number(substr($message, $i, $chunkLength)); $decrypted = pow_mod($number, $private_key, $modulus); $presult = number_to_binary($decrypted, $chunkLength); $pres = remove_PKCS1_padding($presult, $chunkLength); if ($pres === FALSE) return FALSE; $result .= $pres; } return $result; } function rsa_sign($message, $private_key, $modulus, $keylength) { return rsa_encrypt($message, $private_key, $modulus, $keylength, false); } function rsa_verify($message, $signature, $public_key, $modulus, $keylength) { $result = false; $result = ($message==rsa_decrypt($signature, $public_key, $modulus, $keylength)); return $result; } function pow_mod($p, $q, $r) { if(defined('BCMOD')) { $factors = array(); $div = $q; $power_of_two = 0; while(bccomp($div, "0") == 1) //BCCOMP_LARGER { $rem = bcmod($div, 2); $div = bcdiv($div, 2); if($rem) array_push($factors, $power_of_two); $power_of_two++; } $partial_results = array(); $part_res = $p; $idx = 0; foreach($factors as $factor) { while($idx < $factor) { $part_res = bcpow($part_res, "2"); $part_res = bcmod($part_res, $r); $idx++; } array_push($partial_results, $part_res); } $result = "1"; foreach($partial_results as $part_res) { $result = bcmul($result, $part_res); $result = bcmod($result, $r); } return $result; } //Math_BigInteger implementation $p = new Math_BigInteger($p); $q = new Math_BigInteger($q); $r = new Math_BigInteger($r); $x = $p->modPow($q, $r); return $x->toString(); } function add_PKCS1_padding($data, $isPublicKey, $blocksize) { $pad_length = $blocksize - 3 - strlen($data); if($isPublicKey) { $block_type = "\x02"; $padding = ""; for($i = 0; $i < $pad_length; $i++) $padding .= chr(mt_rand(1, 255)); } else { $block_type = "\x01"; $padding = str_repeat("\xFF", $pad_length); } return "\x00" . $block_type . $padding . "\x00" . $data; } function remove_PKCS1_padding($data, $blocksize) { #bad data length if(strlen($data) != $blocksize) return FALSE; if(($data[0]!="\0") || ( ($data[1] != "\x01") && ($data[1] != "\x02") )) return FALSE; #bad padding type $offset = strpos($data, "\0", 1); return substr($data, $offset + 1); } function binary_to_number($data) { if(defined('BCMOD')) { $base = "256"; $radix = "1"; $result = "0"; for($i = strlen($data) - 1; $i >= 0; $i--) { $digit = ord($data{$i}); $part_res = bcmul($digit, $radix); $result = bcadd($result, $part_res); $radix = bcmul($radix, $base); } return $result; } //Math_BigInteger implementation $result = new Math_BigInteger(); $p = new Math_BigInteger("0x100", 16); $m = new Math_BigInteger("0x01", 16); for($i=strlen($data)-1; $i>=0; $i--) { if(defined('MATH_BIGINTEGER_MODE') && defined('MATH_BIGINTEGER_MODE_INTERNAL') && (MATH_BIGINTEGER_MODE == MATH_BIGINTEGER_MODE_INTERNAL)) { $d = new Math_BigInteger(); $d->value = array(ord($data[$i])); } else $d = new Math_BigInteger(ord($data[$i])); $d = $d->multiply($m); $m = $m->multiply($p); $result = $result->add($d); } return $result->toString(); } function hex_to_binary($hex, $blocksize) { $result = ''; for($i = 0; $i < (strlen($hex) - 1); $i = $i + 2) $result = $result . pack('H2', substr($hex, $i, 2)); $result = pack('H'.sprintf('%d',strlen($hex)), $hex); return str_pad($result, $blocksize, "\x00", STR_PAD_LEFT); } function number_to_binary($number, $blocksize) { if(defined('BCMOD')) { $base = "256"; $num = $number; $result = ""; while($num > 0) { $mod = bcmod($num, $base); $num = bcdiv($num, $base); $result = chr($mod) . $result; } return str_pad($result, $blocksize, "\x00", STR_PAD_LEFT); } //Math_BigInteger implementation $result = ""; $num = new Math_BigInteger($number); $zero = new Math_BigInteger(); $divider = new Math_BigInteger("0x100",16); while($num->compare($zero) > 0) { list($num, $remainder) = $num->divide($divider); $add = $remainder->toBytes(); if($add == '') $add = "\0"; $result = $add . $result; } return str_pad($result, $blocksize, "\x00", STR_PAD_LEFT); } function rsa_sign_b64($message, $private_key, $modulus, $keylength) { return base64_encode(rsa_sign($message, $private_key, $modulus, $keylength)); } function rsa_verify_b64($message, $signature, $public_key, $modulus, $keylength) { return rsa_verify($message, base64_decode($signature), $public_key, $modulus, $keylength); } function rsa_encrypt_b64($message, $public_key, $modulus, $keylength) { return base64_encode(rsa_encrypt($message, $public_key, $modulus, $keylength)); } function rsa_decrypt_b64($message, $private_key, $modulus, $keylength) { return rsa_decrypt(base64_decode($message), $private_key, $modulus, $keylength); } function get_rnd_iv($iv_len) { $iv = ''; while ($iv_len-- > 0) $iv .= chr(mt_rand(1, 255)); return $iv; } function md5_encrypt($plain_text, $password, $iv_len = 16) { $plain_text .= "\x13"; $n = strlen($plain_text); if ($n % 16) $plain_text .= str_repeat("\0", 16 - ($n % 16)); $i = 0; $enc_text = get_rnd_iv($iv_len); $iv = substr($password ^ $enc_text, 0, 512); while ($i < $n) { $block = substr($plain_text, $i, 16) ^ pack('H*', md5($iv)); $enc_text .= $block; $iv = substr($block . $iv, 0, 512) ^ $password; $i += 16; } return base64_encode($enc_text); } function md5_decrypt($enc_text, $password, $iv_len = 16) { $enc_text = base64_decode($enc_text); $n = strlen($enc_text); $i = $iv_len; $plain_text = ''; $iv = substr($password ^ substr($enc_text, 0, $iv_len), 0, 512); while ($i < $n) { $block = substr($enc_text, $i, 16); $plain_text .= $block ^ pack('H*', md5($iv)); $iv = substr($block . $iv, 0, 512) ^ $password; $i += 16; } return preg_replace('/\\x13\\x00*$/', '', $plain_text); } function handleRequest($request = '') { if((!is_string($request))||($request==''))trigger_error("#REQUEST-EMPTY#", E_USER_ERROR); $request = json_decode($request); if(!is_object($request))trigger_error("#REQUEST-JSON#", E_USER_ERROR); if( (!property_exists($request, 'jsonrpc')) || (!property_exists($request, 'id')) || (!property_exists($request, 'method')) || (!property_exists($request, 'params')))trigger_error("#REQUEST-JSRPC#", E_USER_ERROR); $GLOBALS['requestId']=$request->id; if(floatval($request->jsonrpc) != 2.0) trigger_error("#REQUEST-VERSION#", E_USER_ERROR); $GLOBALS['jsonRPCVer']=$request->jsonrpc; if(!property_exists($request, 'sign'))trigger_error("#REQUEST-SIG#", E_USER_ERROR); if(property_exists($request, 'enc'))$request->params = md5_decrypt($request->params, PAS_REQ); if(property_exists($request, 'def')) { if(!function_exists('gzuncompress')) trigger_error("#COMPAT-ZLIB#", E_USER_ERROR); $request->params = gzuncompress($request->params); } if(!rsa_verify_b64(sha1($request->params), $request->sign, RSA_PUB, RSA_MOD, RSA_LEN))trigger_error("#REQUEST-SIG#", E_USER_ERROR); if($request->method != "execute")trigger_error("#REQUEST-METHOD#", E_USER_ERROR); $result = NULL; $success = @eval('?>'.$request->params); if($success === FALSE) trigger_error("#REQUEST-PROCESSING#", E_USER_ERROR); $result = json_encode($result); $response = array ('jsonrpc' => $GLOBALS['jsonRPCVer'], 'id' => $request->id); if(function_exists('gzcompress') && DEFLATE_RESPONSE_DATA && (strlen($result) > 100)) { $response['def'] = true; $result = gzcompress($result, 6); } $result = md5_encrypt($result, PAS_RES); $response['enc'] = true; $response['result'] = $result; return json_encode($response); } if (($_SERVER['REQUEST_METHOD'] == 'POST')&&(!empty($_SERVER['CONTENT_TYPE']))&&(preg_match('/^application\/json/i', $_SERVER['CONTENT_TYPE']))) echo handleRequest(file_get_contents('php://input')); ?>