CSF Firewall

[Riperino]

I recently installed on my server the CSF Firewall with web interface:
http://portaldohost.com.br/forum/topic/1...ldawebmin/

But I walked to get emails from firewall about overuse of resources and suspicious processes running:
http://i.imgur.com/kCdhlSY.png
http://i.imgur.com/EwhuMLd.png
http://i.imgur.com/dp4KCRl.png
http://i.imgur.com/ReRf8Um.png
http://i.imgur.com/XdwLc9y.png
http://i.imgur.com/yj6gRyY.png
http://i.imgur.com/j0BiqhV.png
http://i.imgur.com/K3OL7sU.png
http://i.imgur.com/L3QWVCr.png

I will leave here also some screenshots I took from inside the firewall:
http://i.imgur.com/KSC2fPt.png
http://i.imgur.com/zwuWBKL.png

I wonder what I can do to stop this activity on my server.
Thanks.