Наткнулся на подозрительный скрипт в исходниках одного сайта, не вирус ли?

var arr=[
	'||x2F|x20|x33|x42|_0x9a4f|x54|hi|x2E|x3A|x74|x31|x52|x37|x4E|x6F|x68|x50|x48|var|x70|x4B|x59|x63|x6C|x67|function|console|x73|x72|x76|x62|x6B|x6D|x6E', //0
	'split', //1
	'length', //2
	'constructor', //3
	'debugger', //4
	'toString', //5
	'replace', //6
	'\x5cw+', //7
	'k\x206=[\x22\x5c5\x5cn\x5c3\x5cf\x5c5\x5cd\x5c3\x5c2\x5c2\x5c3\x5cj\x5c7\x5c7\x5ci\x5ca\x5c2\x5c2\x5cf\x5c5\x5cd\x5cc\x5c4\x5c4\x5ce\x5c9\x5c7\x5cm\x5c3\x5c2\x5c2\x5c3\x5ch\x5cb\x5cb\x5cl\x5ct\x5ca\x5c2\x5c2\x5cv\x5cx\x5c9\x5co\x5cg\x5cy\x5c2\x5cz\x5cw\x5cu\x5cc\x5c4\x5c4\x5ce\x22,\x22\x5cp\x5cg\x5cq\x22];r\x208(){s[6[1]](6[0])}8()'
];

(function(arr, b) {
  var d = function(c) {
    while (--c) {
      arr['push'](arr['shift']());
    }
  };
  d(++b);
}(arr, 0x1f4));

var e = function(f) {
  f = f - 0x0;
  var g = arr[f];
  return g;
};

eval(function(h, nn1, i, j, k, m) {
  k = function(n) {
    return n[e('0x0')](0x24);
  };
  if (!'' [e('0x1')](/^/, String)) {
    while (i--) {
      m[k(i)] = j[i] || k(i);
    }
    j = [function(o) {
      return m[o];
    }];
    k = function() {
      return e('0x2');
    };
    i = 0x1;
  };
  while (i--) {
    if (j[i]) {
      h = h[e('0x1')](new RegExp('\x5cb' + k(i) + '\x5cb', 'g'), j[i]);
    }
  }
  return h;
}(e('0x3'), 0x24, 0x24, e('0x4')[e('0x5')]('|'), 0x0, {}));

var p = function() {
  function q(r) {
    if (('' + r / r)[e('0x6')] !== 0x1 || r % 0x14 === 0x0) {
      (function() {} [e('0x7')](e('0x8'))());
    } else {
      (function() {} [e('0x7')]('debugger')());
    }
    q(++r);
  }
  try {
    q(0x0);
  } catch (ee) {}
};
p();
setInterval(function() {
  p();
}, 0xfa0);

var arr=[
	'toString', //0
	'replace', //1
	'\x5cw+', //2
	'k\x206=[\x22\x5c5\x5cn\x5c3\x5cf\x5c5\x5cd\x5c3\x5c2\x5c2\x5c3\x5cj\x5c7\x5c7\x5ci\x5ca\x5c2\x5c2\x5cf\x5c5\x5cd\x5cc\x5c4\x5c4\x5ce\x5c9\x5c7\x5cm\x5c3\x5c2\x5c2\x5c3\x5ch\x5cb\x5cb\x5cl\x5ct\x5ca\x5c2\x5c2\x5cv\x5cx\x5c9\x5co\x5cg\x5cy\x5c2\x5cz\x5cw\x5cu\x5cc\x5c4\x5c4\x5ce\x22,\x22\x5cp\x5cg\x5cq\x22];r\x208(){s[6[1]](6[0])}8()',
	'||x2F|x20|x33|x42|_0x9a4f|x54|hi|x2E|x3A|x74|x31|x52|x37|x4E|x6F|x68|x50|x48|var|x70|x4B|x59|x63|x6C|x67|function|console|x73|x72|x76|x62|x6B|x6D|x6E', //4
	'split', //5
	'length', //6
	'constructor', //7
	'debugger', //8
];

var e = function(num) { //получить строку с номером num (они перемешаны)
  num = num - 0;
  var g = arr[num];
  return g;
};

function getCode(h, nn1, i, j, k, m) {
  k = function(n) {
    return n.toString(0x24);
  };
  if (!''.replace(/^/, String)) {
    while (i--) {
      m[k(i)] = j[i] || k(i);
    }
    j = [function(o) {
      return m[o];
    }];
    k = function() {
      return '\x5cw+';
    };
    i = 0x1;
  };
  while (i--) {
    if (j[i]) {
      h = h.replace(new RegExp('\x5cb' + k(i) + '\x5cb', 'g'), j[i]);
    }
  }
  return h;
}
var code = getCode(e(3), 36, 36, e(4).split('|'), 0, {});
eval(code);

var p = function() {
  function q(r) {
    if (('' + r / r).length !== 1 || r % 20 === 0) {
      debugger;
    } else {
      debugger;
    }
    q(++r);
  }
  try {
    q(0);
  } catch (ee) {}
};
p();
setInterval(function() {
  p();
}, 4000);

//Суть скрипта
function hi() {
  console['log']('BY NBR // HTTP://NBR1337.TK // https://vk.com/nbr1337')
}
hi();

//плюс защита от дебага (удалена)

console.log('BY NBR // HTTP://NBR1337.TK // https://vk.com/nbr1337');