February 2012
Intermediate to advanced
800 pages
23h 55m
English
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Analyzing Shellcode
OllyDbg has an easy (if undocumented) way to analyze shellcode. Follow these steps to use this approach:
Copy shellcode from a hex editor to the clipboard.
Within the memory map, select a memory region whose type is
Priv.(This is private memory assigned to the process, as opposed to the read-only executable images that are shared among multiple processes.)Double-click rows in the memory map to bring up a hex dump so you can examine the contents. This region should contain a few hundred bytes of contiguous zero bytes.
Right-click the chosen region in the Memory Map window, and select Set Access ▶ Full Access to give the region read, write, and execute permissions.
Return to the memory dump window. Highlight a region of zero-filled ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.