View Single Post
  #6  
Old 01-25-2006, 05:19
deroko's Avatar
deroko deroko is offline
cr4zyserb
 
Join Date: Nov 2005
Posts: 217
Rept. Given: 13
Rept. Rcvd 30 Times in 14 Posts
Thanks Given: 7
Thanks Rcvd at 33 Times in 16 Posts
deroko Reputation: 30
Quote:
Originally Posted by Messer
When to patch: I think it's the best to patch at EP.
better is when primary thread is suspended =) So some protectors like execryptor cann't use OutputDebugStringA from TLS callback =) I'm still wondering why don't protection developers create a shellcode instead of %s%s%s, shellcode that will redirect eip to ExitProcess in olly so it will take a while for someone that didn't patch OutputDebugStringA to figure what is going on =) just rewrite ret address with offset of: push 0, call ExitProcess witihin olly.
__________________
http://accessroot.com
Reply With Quote