微盾PHP脚本加密专家php解密算法

<?php 
$filename="play-js.php";//要解密的文件 
$lines = file($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); 
} 
//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

微盾PHP脚本破解

<?php 
function get_filetree($path){ 
$tree = array(); 
foreach(glob($path . '/*') as $single){ 
if(is_dir($single)){ 
$tree = array_merge($tree,get_filetree($single)); 
} else { 
$tree[] = $single; 
} 
} 
return $tree; 
} 
function eval_decode($File) 
{ 
$Lines = file($File); 
$Content; 
if(preg_match("/O0O0000O0\('.*'\)/", $Lines[1], $S)){ 
$Content = str_replace("O0O0000O0('", "", $S[0]); 
$Content = str_replace("')", "", $Content); 
$Content = base64_decode($Content); 
} else { 
return "file not encode!"; 
} 
$Key; 
if(preg_match("/\),'.*',/", $Content, $K)){ 
$Key = str_replace("),'", "", $K[0]); 
$Key = str_replace("',", "", $Key); 
} else { 
return "not decode key!"; 
} 
$Length; 
if(preg_match("/,\d*\),/", $Content, $K)){ 
$Length = str_replace("),", "", $K[0]); 
$Length = str_replace(",", "", $Length); 
} else { 
return "not decode base64 string!"; 
} 
$Secret = substr($Lines[2], $Length); 
$Decode = "<?php".base64_decode(strtr($Secret,$Key,'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/')) ."?>"; 
file_put_contents($File, $Decode); 
return "file decode success!"; 
} 

$filelist = get_filetree("D:/PHPnow/htdocs/1"); 
foreach($filelist as $value){ 
echo $value." :\t\t".eval_decode($value) . "\n\r<br>"; 
} 
?>

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