Windows syscall shellcode
This article has been written to show that is possible to write shellcode for Windows operating systems that doesn't use standard API calls at all. Of course, as with every solution, this approach has both advantages and disadvantages. In this paper we will look at such shellcode and also introduce some example usage. IA-32 assembly knowledge is definitely required to fully understand this article.
By Piotr Bania at SecurityFocus.
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