No Flash Chat Installed. The hacks I have installed are
NoSpam!
Prevent Spam
Add PhotoPost Pro to each forum
Separate Sticky and Normal Threads
vBSEO vBSEO :: Conditional Signatures
Welcome Headers
VB Spell Check
I believe the exploit might be coming from a mail form script "PHPforms" which I removed. So far so good and no new files created. That said maybe they haven't been back either.