ps -ef 해봤더니
root 4006 799 0 11:59 ? 00:00:01 sendmail: ./g846eK625236 mx1.visuallink.com.: user open
...
root 4006 799 0 11:59 ? 00:00:01 sendmail: ./g8503q626584 pop.sowega.net.: user open
root 4180 799 0 12:50 ? 00:00:00 sendmail: server virtua239-103.netpar.com.br [200.250.239.103]
(may be forged) child root 4181 4180 0 12:50 ? 00:00:00 sendmail: server virtua239-103.netpar.com
.br [200.250.239.103] (may be forged) cmd r 이런게 있네요...
이건 어떻게 해석 해야 하나요?