[framework] Payload Bugs ?

[J. M. Seitz]

I think a simple:

sub esp,3500 

Would do it, prepend to your shellcode. 

JS
> -----Original Message-----
> From: Thomas Werth [mailto:security at vahle.de] 
> Sent: Tuesday, August 28, 2007 10:50 PM
> To: framework at metasploit.com
> Subject: Re: [framework] Payload Bugs ?
> 
> Patrick Webster schrieb:
> > I assume your german return address is correct.
> > 
> > Try using a shellcode with a stack adjustment of -3500.
> > 
> > Otherwise your payload may be using bad characters which are not 
> > accepted, or the payload code is changed by other 
> instructions before 
> > you execute, by the target application?
> > 
> > -Patrick
> > 
> 
> How exactly can i do this ? This sounds really interessting, 
> but i didn't find a "Adjust Stack for dummies guide" ;) Can 
> you gimme a small example ?