大家注意到没有,最近访问 CSDN 博客的博文都会空白一下然后再重定向。首个请求返回的是一个加密过的脚本: 这样的跳转用意何在?加密脚本求大佬解惑 ️

CSDN 博客最近做了跳转改版?

大家注意到没有,最近访问 CSDN 博客的博文都会空白一下然后再重定向。首个请求返回的是一个加密过的脚本:

<html>
  <script>
    var arg1 = 'DCA48C9DCD78CC686C116BDEDCFA976EC0D92859';
    var _0x4818 = ['\x63\x73\x4b\x48\x77\x71\x4d\x49', '\x5a\x73\x4b\x4a\x77\x72\x38\x56\x65\x41\x73\x79', '\x55\x63\x4b\x69\x4e\x38\x4f\x2f\x77\x70\x6c\x77\x4d\x41\x3d\x3d', '\x4a\x52\x38\x43\x54\x67\x3d\x3d', '\x59\x73\x4f\x6e\x62\x53\x45\x51\x77\x37\x6f\x7a\x77\x71\x5a\x4b\x65\x73\x4b\x55\x77\x37\x6b\x77\x58\x38\x4f\x52\x49\x51\x3d\x3d', '\x77\x37\x6f\x56\x53\x38\x4f\x53\x77\x6f\x50\x43\x6c\x33\x6a\x43\x68\x4d\x4b\x68\x77\x36\x48\x44\x6c\x73\x4b\x58\x77\x34\x73\x2f\x59\x73\x4f\x47', '\x66\x77\x56\x6d\x49\x31\x41\x74\x77\x70\x6c\x61\x59\x38\x4f\x74\x77\x35\x63\x4e\x66\x53\x67\x70\x77\x36\x4d\x3d', '\x4f\x63\x4f\x4e\x77\x72\x6a\x43\x71\x73\x4b\x78\x54\x47\x54\x43\x68\x73\x4f\x6a\x45\x57\x45\x38\x50\x63\x4f\x63\x4a\x38\x4b\x36', '\x55\x38\x4b\x35\x4c\x63\x4f\x74\x77\x70\x56\x30\x45\x4d\x4f\x6b\x77\x34\x37\x44\x72\x4d\x4f\x58', '\x48\x4d\x4f\x32\x77\x6f\x48\x43\x69\x4d\x4b\x39\x53\x6c\x58\x43\x6c\x63\x4f\x6f\x43\x31\x6b\x3d', '\x61\x73\x4b\x49\x77\x71\x4d\x44\x64\x67\x4d\x75\x50\x73\x4f\x4b\x42\x4d\x4b\x63\x77\x72\x72\x43\x74\x6b\x4c\x44\x72\x4d\x4b\x42\x77\x36\x34\x64', '\x77\x71\x49\x6d\x4d\x54\x30\x74\x77\x36\x52\x4e\x77\x35\x6b\x3d', '\x44\x4d\x4b\x63\x55\x30\x4a\x6d\x55\x77\x55\x76', '\x56\x6a\x48\x44\x6c\x4d\x4f\x48\x56\x63\x4f\x4e\x58\x33\x66\x44\x69\x63\x4b\x4a\x48\x51\x3d\x3d', '\x77\x71\x68\x42\x48\x38\x4b\x6e\x77\x34\x54\x44\x68\x53\x44\x44\x67\x4d\x4f\x64\x77\x72\x6a\x43\x6e\x63\x4f\x57\x77\x70\x68\x68\x4e\x38\x4b\x43\x47\x63\x4b\x71\x77\x36\x64\x48\x41\x55\x35\x2b\x77\x72\x67\x32\x4a\x63\x4b\x61\x77\x34\x49\x45\x4a\x63\x4f\x63\x77\x72\x52\x4a\x77\x6f\x5a\x30\x77\x71\x46\x39\x59\x67\x41\x56', '\x64\x7a\x64\x32\x77\x35\x62\x44\x6d\x33\x6a\x44\x70\x73\x4b\x33\x77\x70\x59\x3d', '\x77\x34\x50\x44\x67\x63\x4b\x58\x77\x6f\x33\x43\x6b\x63\x4b\x4c\x77\x72\x35\x71\x77\x72\x59\x3d', '\x77\x72\x4a\x4f\x54\x63\x4f\x51\x57\x4d\x4f\x67', '\x77\x71\x54\x44\x76\x63\x4f\x6a\x77\x34\x34\x37\x77\x72\x34\x3d', '\x77\x35\x58\x44\x71\x73\x4b\x68\x4d\x46\x31\x2f', '\x77\x72\x41\x79\x48\x73\x4f\x66\x77\x70\x70\x63', '\x4a\x33\x64\x56\x50\x63\x4f\x78\x4c\x67\x3d\x3d', '\x77\x72\x64\x48\x77\x37\x70\x39\x5a\x77\x3d\x3d', '\x77\x34\x72\x44\x6f\x38\x4b\x6d\x4e\x45\x77\x3d', '\x49\x4d\x4b\x41\x55\x6b\x42\x74', '\x77\x36\x62\x44\x72\x63\x4b\x51\x77\x70\x56\x48\x77\x70\x4e\x51\x77\x71\x55\x3d', '\x64\x38\x4f\x73\x57\x68\x41\x55\x77\x37\x59\x7a\x77\x72\x55\x3d', '\x77\x71\x6e\x43\x6b\x73\x4f\x65\x65\x7a\x72\x44\x68\x77\x3d\x3d', '\x55\x73\x4b\x6e\x49\x4d\x4b\x57\x56\x38\x4b\x2f', '\x77\x34\x7a\x44\x6f\x63\x4b\x38\x4e\x55\x5a\x76', '\x63\x38\x4f\x78\x5a\x68\x41\x4a\x77\x36\x73\x6b\x77\x71\x4a\x6a', '\x50\x63\x4b\x49\x77\x34\x6e\x43\x6b\x6b\x56\x62', '\x4b\x48\x67\x6f\x64\x4d\x4f\x32\x56\x51\x3d\x3d', '\x77\x70\x73\x6d\x77\x71\x76\x44\x6e\x47\x46\x71', '\x77\x71\x4c\x44\x74\x38\x4f\x6b\x77\x34\x63\x3d', '\x77\x37\x77\x31\x77\x34\x50\x43\x70\x73\x4f\x34\x77\x71\x41\x3d', '\x77\x71\x39\x46\x52\x73\x4f\x71\x57\x4d\x4f\x71', '\x62\x79\x42\x68\x77\x37\x72\x44\x6d\x33\x34\x3d', '\x4c\x48\x67\x2b\x53\x38\x4f\x74\x54\x77\x3d\x3d', '\x77\x71\x68\x4f\x77\x37\x31\x35\x64\x73\x4f\x48', '\x55\x38\x4f\x37\x56\x73\x4f\x30\x77\x71\x76\x44\x76\x63\x4b\x75\x4b\x73\x4f\x71\x58\x38\x4b\x72', '\x59\x69\x74\x74\x77\x35\x44\x44\x6e\x57\x6e\x44\x72\x41\x3d\x3d', '\x59\x4d\x4b\x49\x77\x71\x55\x55\x66\x67\x49\x6b', '\x61\x42\x37\x44\x6c\x4d\x4f\x44\x54\x51\x3d\x3d', '\x77\x70\x66\x44\x68\x38\x4f\x72\x77\x36\x6b\x6b', '\x77\x37\x76\x43\x71\x4d\x4f\x72\x59\x38\x4b\x41\x56\x6b\x35\x4f\x77\x70\x6e\x43\x75\x38\x4f\x61\x58\x73\x4b\x5a\x50\x33\x44\x43\x6c\x63\x4b\x79\x77\x36\x48\x44\x72\x51\x3d\x3d', '\x77\x6f\x77\x2b\x77\x36\x76\x44\x6d\x48\x70\x73\x77\x37\x52\x74\x77\x6f\x39\x38\x4c\x43\x37\x43\x69\x47\x37\x43\x6b\x73\x4f\x52\x54\x38\x4b\x6c\x57\x38\x4f\x35\x77\x72\x33\x44\x69\x38\x4f\x54\x48\x73\x4f\x44\x65\x48\x6a\x44\x6d\x63\x4b\x6c\x4a\x73\x4b\x71\x56\x41\x3d\x3d', '\x4e\x77\x56\x2b', '\x77\x37\x48\x44\x72\x63\x4b\x74\x77\x70\x4a\x61\x77\x70\x5a\x62', '\x77\x70\x51\x73\x77\x71\x76\x44\x69\x48\x70\x75\x77\x36\x49\x3d', '\x59\x4d\x4b\x55\x77\x71\x4d\x4a\x5a\x51\x3d\x3d', '\x4b\x48\x31\x56\x4b\x63\x4f\x71\x4b\x73\x4b\x31', '\x66\x51\x35\x73\x46\x55\x6b\x6b\x77\x70\x49\x3d', '\x77\x72\x76\x43\x72\x63\x4f\x42\x52\x38\x4b\x6b', '\x4d\x33\x77\x30\x66\x51\x3d\x3d', '\x77\x36\x78\x58\x77\x71\x50\x44\x76\x4d\x4f\x46\x77\x6f\x35\x64']; (function(_0x4c97f0, _0x1742fd) {
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        while (--_0x48181e) {
          _0x4c97f0['\x70\x75\x73\x68'](_0x4c97f0['\x73\x68\x69\x66\x74']());
        }
      };
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        var _0xb8360b = {
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            '\x6b\x65\x79': '\x63\x6f\x6f\x6b\x69\x65',
            '\x76\x61\x6c\x75\x65': '\x74\x69\x6d\x65\x6f\x75\x74'
          },
          '\x73\x65\x74\x43\x6f\x6f\x6b\x69\x65': function(_0x20bf34, _0x3e840e, _0x5693d3, _0x5e8b26) {
            _0x5e8b26 = _0x5e8b26 || {};
            var _0xba82f0 = _0x3e840e + '\x3d' + _0x5693d3;
            var _0x5afe31 = 0x0;
            for (var _0x5afe31 = 0x0,
            _0x178627 = _0x20bf34['\x6c\x65\x6e\x67\x74\x68']; _0x5afe31 < _0x178627; _0x5afe31++) {
              var _0x41b2ff = _0x20bf34[_0x5afe31];
              _0xba82f0 += '\x3b\x20' + _0x41b2ff;
              var _0xd79219 = _0x20bf34[_0x41b2ff];
              _0x20bf34['\x70\x75\x73\x68'](_0xd79219);
              _0x178627 = _0x20bf34['\x6c\x65\x6e\x67\x74\x68'];
              if (_0xd79219 !== !![]) {
                _0xba82f0 += '\x3d' + _0xd79219;
              }
            }
            _0x5e8b26['\x63\x6f\x6f\x6b\x69\x65'] = _0xba82f0;
          },
          '\x72\x65\x6d\x6f\x76\x65\x43\x6f\x6f\x6b\x69\x65': function() {
            return '\x64\x65\x76';
          },
          '\x67\x65\x74\x43\x6f\x6f\x6b\x69\x65': function(_0x4a11fe, _0x189946) {
            _0x4a11fe = _0x4a11fe ||
            function(_0x6259a2) {
              return _0x6259a2;
            };
            var _0x25af93 = _0x4a11fe(new RegExp('\x28\x3f\x3a\x5e\x7c\x3b\x20\x29' + _0x189946['\x72\x65\x70\x6c\x61\x63\x65'](/([.$?*|{}()[]\/+^])/g, '\x24\x31') + '\x3d\x28\x5b\x5e\x3b\x5d\x2a\x29'));
            var _0x52d57c = function(_0x105f59, _0x3fd789) {
              _0x105f59(++_0x3fd789);
            };
            _0x52d57c(_0x4db1c, _0x1742fd);
            return _0x25af93 ? decodeURIComponent(_0x25af93[0x1]) : undefined;
          }
        };
        var _0x4a2aed = function() {
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        _0xb8360b['\x75\x70\x64\x61\x74\x65\x43\x6f\x6f\x6b\x69\x65'] = _0x4a2aed;
        var _0x2d67ec = '';
        var _0x120551 = _0xb8360b['\x75\x70\x64\x61\x74\x65\x43\x6f\x6f\x6b\x69\x65']();
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          _0xb8360b['\x72\x65\x6d\x6f\x76\x65\x43\x6f\x6f\x6b\x69\x65']();
        }
      };
      _0x3cd6c6();
    } (_0x4818, 0x15b));
    var _0x55f3 = function(_0x4c97f0, _0x1742fd) {
      var _0x4c97f0 = parseInt(_0x4c97f0, 0x10);
      var _0x48181e = _0x4818[_0x4c97f0];
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            var _0xec6bb4 = String(_0xba82f0)['\x72\x65\x70\x6c\x61\x63\x65'](/=+$/, '');
            for (var _0x1a0f04 = 0x0,
            _0x18c94e, _0x41b2ff, _0xd79219 = 0x0,
            _0x5792f7 = ''; _0x41b2ff = _0xec6bb4['\x63\x68\x61\x72\x41\x74'](_0xd79219++);~_0x41b2ff && (_0x18c94e = _0x1a0f04 % 0x4 ? _0x18c94e * 0x40 + _0x41b2ff: _0x41b2ff, _0x1a0f04++%0x4) ? _0x5792f7 += String['\x66\x72\x6f\x6d\x43\x68\x61\x72\x43\x6f\x64\x65'](0xff & _0x18c94e >> ( - 0x2 * _0x1a0f04 & 0x6)) : 0x0) {
              _0x41b2ff = _0x389f44['\x69\x6e\x64\x65\x78\x4f\x66'](_0x41b2ff);
            }
            return _0x5792f7;
          });
        } ());
        _0x55f3['\x61\x74\x6f\x62\x50\x6f\x6c\x79\x66\x69\x6c\x6c\x41\x70\x70\x65\x6e\x64\x65\x64'] = !![];
      }
      if (!_0x55f3['\x72\x63\x34']) {
        var _0x232678 = function(_0x401af1, _0x532ac0) {
          var _0x45079a = [],
          _0x52d57c = 0x0,
          _0x105f59,
          _0x3fd789 = '',
          _0x4a2aed = '';
          _0x401af1 = atob(_0x401af1);
          for (var _0x124d17 = 0x0,
          _0x1b9115 = _0x401af1['\x6c\x65\x6e\x67\x74\x68']; _0x124d17 < _0x1b9115; _0x124d17++) {
            _0x4a2aed += '\x25' + ('\x30\x30' + _0x401af1['\x63\x68\x61\x72\x43\x6f\x64\x65\x41\x74'](_0x124d17)['\x74\x6f\x53\x74\x72\x69\x6e\x67'](0x10))['\x73\x6c\x69\x63\x65']( - 0x2);
          }
          _0x401af1 = decodeURIComponent(_0x4a2aed);
          for (var _0x2d67ec = 0x0; _0x2d67ec < 0x100; _0x2d67ec++) {
            _0x45079a[_0x2d67ec] = _0x2d67ec;
          }
          for (_0x2d67ec = 0x0; _0x2d67ec < 0x100; _0x2d67ec++) {
            _0x52d57c = (_0x52d57c + _0x45079a[_0x2d67ec] + _0x532ac0['\x63\x68\x61\x72\x43\x6f\x64\x65\x41\x74'](_0x2d67ec % _0x532ac0['\x6c\x65\x6e\x67\x74\x68'])) % 0x100;
            _0x105f59 = _0x45079a[_0x2d67ec];
            _0x45079a[_0x2d67ec] = _0x45079a[_0x52d57c];
            _0x45079a[_0x52d57c] = _0x105f59;
          }
          _0x2d67ec = 0x0;
          _0x52d57c = 0x0;
          for (var _0x4e5ce2 = 0x0; _0x4e5ce2 < _0x401af1['\x6c\x65\x6e\x67\x74\x68']; _0x4e5ce2++) {
            _0x2d67ec = (_0x2d67ec + 0x1) % 0x100;
            _0x52d57c = (_0x52d57c + _0x45079a[_0x2d67ec]) % 0x100;
            _0x105f59 = _0x45079a[_0x2d67ec];
            _0x45079a[_0x2d67ec] = _0x45079a[_0x52d57c];
            _0x45079a[_0x52d57c] = _0x105f59;
            _0x3fd789 += String['\x66\x72\x6f\x6d\x43\x68\x61\x72\x43\x6f\x64\x65'](_0x401af1['\x63\x68\x61\x72\x43\x6f\x64\x65\x41\x74'](_0x4e5ce2) ^ _0x45079a[(_0x45079a[_0x2d67ec] + _0x45079a[_0x52d57c]) % 0x100]);
          }
          return _0x3fd789;
        };
        _0x55f3['\x72\x63\x34'] = _0x232678;
      }
      if (!_0x55f3['\x64\x61\x74\x61']) {
        _0x55f3['\x64\x61\x74\x61'] = {};
      }
      if (_0x55f3['\x64\x61\x74\x61'][_0x4c97f0] === undefined) {
        if (!_0x55f3['\x6f\x6e\x63\x65']) {
          var _0x5f325c = function(_0x23a392) {
            this['\x72\x63\x34\x42\x79\x74\x65\x73'] = _0x23a392;
            this['\x73\x74\x61\x74\x65\x73'] = [0x1, 0x0, 0x0];
            this['\x6e\x65\x77\x53\x74\x61\x74\x65'] = function() {
              return '\x6e\x65\x77\x53\x74\x61\x74\x65';
            };
            this['\x66\x69\x72\x73\x74\x53\x74\x61\x74\x65'] = '\x5c\x77\x2b\x20\x2a\x5c\x28\x5c\x29\x20\x2a\x7b\x5c\x77\x2b\x20\x2a';
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</html>

这样的跳转用意何在?加密脚本求大佬解惑 ❤️

  • CSDN

    CSDN (Chinese Software Developer Network) 创立于 1999 年,是中国的 IT 社区和服务平台,为中国的软件开发者和 IT 从业者提供知识传播、职业发展、软件开发等全生命周期服务,满足他们在职业发展中学习及共享知识和信息、建立职业发展社交圈、通过软件开发实现技术商业化等刚性需求。

    6 引用 • 73 回帖
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