<?php /*********************************** *威盾PHP加密专家解密算法
By:zhrt *http://www.111cn.Net *2013.12.31 *把该程序放到网站程序的目录下,即可针对文件所在目录及子目录的文件进行破解,源加密文件被更改名为.bak.php. ***********************************/
//decode("Image.class.php");
function explorerdir($dir) { $dp=opendir($dir); //打开目录句柄 //echo " ".$dir."rn";
//输出目录 while ($file = readdir($dp)) //遍历目录 { if ($file
!=‘.‘&&$file !=‘..‘) //如果文件不是当前目录及父目录
{ $path=$dir.DIRECTORY_SEPARATOR.$file;
//获取路径 if(is_dir($path))
//如果当前文件为目录 {
explorerdir($path);
//递归调用 } else
//如果不是目录 {
//echo "-".$path."n"; //输出文件名
echo decode($path);
}
} } closedir($dp); //关闭文件名柄
} explorerdir("."); //调用当前目录
function decode($filename="") {
if(pathinfo($filename, PATHINFO_EXTENSION)!="php" ||
strpos($filename,".bak.php") || realpath($filename) == __FILE__
){return;}
//$filename="intro.class.php";//要解密的文件
if(!file_exists($filename)) { exit("file
is not exist;");
}
$lines = file($filename);//0,1,2行
//第一次base64解密 $content=""; if(preg_match("/O0O0000O0(‘.*‘)/",$lines[1],$y)) { $content=str_replace("O0O0000O0(‘","",$y[0]); $content=str_replace("‘)","",$content); $content=base64_decode($content); } else { weidun_log(false,realpath($filename)."
is not Encrypted!"); return false;
} //第一次base64解密后的内容中查找密钥 $decode_key=""; if(preg_match("/),‘.*‘,/",$content,$k)) { $decode_key=str_replace("),‘","",$k[0]); $decode_key=str_replace("‘,","",$decode_key); } //查找要截取字符串长度 $str_length=""; if(preg_match("/,d*),/",$content,$k)) { $str_length=str_replace("),","",$k[0]); $str_length=str_replace(",","",$str_length); } //截取文件加密后的密文 $Secret=substr($lines[2],$str_length); //echo
$Secret;
//直接还原密文输出 echo "<!--
<?phpn".base64_decode(strtr($Secret,$decode_key,‘ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/‘))."?>
-->";
//很奇怪,去掉这行,下面的代码就出现问题,可能跟编码有关,在这里我就暂时不做进一步分析了,注视掉避免界面缭乱。 //echo
"解密中....<br>"; $filecontent =
"<?phpn".base64_decode(strtr($Secret,$decode_key,‘ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/‘))."?>"; //echo
$filecontent; $filenamebak =
str_replace(".php",".bak.php",$filename);
if(!file_exists($filenamebak)){
if(rename($filename,$filenamebak)) {
if(!file_exists($filename) &&
file_exists($filenamebak))//文件被更改成功 {
$fp = fopen($filename,"w"); fwrite($fp,$filecontent); fclose($fp);
}
}
}else{
//return("备份文件".$filenamebak."已存在,停止解密。"); weidun_log(false,realpath($filenamebak)."
is exist!"); return false;
} weidun_log(true,realpath($filename)." -
successful!"); return $filename." - successful! n";
}
function weidun_log($s = true,$c ="") {
if($s) { $fp =
fopen("./log.txt","a+"); fwrite($fp,$c."n"); fclose($fp); } else { $fp
=
fopen("./log_error.txt","a+"); fwrite($fp,$c."n"); fclose($fp); }
} ?> |