It looks like someone trying to guess existing cookies and retrieve session
information for existing sessions. Based on the cookie format, I am
guessing the sessions are actually controlled by PHP - you can add some
code to log IP address and cookie combinations and see if there is a
patterns.
I
Beginning last Sunday (2 September) I have been finding several oddly named
session cookies each day on my server. The normal Apache session cookies have
names like "sess_d50280ded90f1dbd48fcfd5fc77baa77". These new ones have names
like:
sess_mycustomsession
sess_sessionidhere
The content
