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Message-ID: <3fa2f5bb05053003463eb7007b@mail.gmail.com> Date: Mon May 30 15:37:02 2005 From: berendjanwever at gmail.com (Berend-Jan Wever) Subject: Re: alpha numeric exploitation > I'm trying to develop an alphanumeric payload that needs to do a JMP -600 bytes... ALPHA2 encodes shellcode to alphanumeric, unicode alphanumeric, uppercase alphanumeric and uppercase unicode alphanumeric. http://www.edup.tudelft.nl/~bjwever/documentation_alpha2.html.php You can download the source and compile it or use the online version. > Beyond that, I'd be extremely surprised if someone hasn't written > tutorials on doing alphanumeric-only payloads, Writing ia32 alphanumeric shellcodes by rix: http://www.phrack.org/show.php?p=57&a=15 Building IA32 'Unicode-Proof' Shellcodes by obscou: http://www.phrack.org/show.php?p=61&a=11 Writing IA32 Restricted Instruction Set Shellcode Decoder Loops by SkyLined http://www.edup.tudelft.nl/~bjwever/whitepaper_shellcode.html.php > if not even provided toolkits to take arbitrary code and "ASCII-fy" it. See ALPHA2. > Would dissembler do what you want? It should be able to squeeze the > ascii shellcode for you ;-) Nice tool ;) But printable characters are not all alphanumeric characters. Cheers, SkyLined -- Berend-Jan Wever <berendjanwever@...il.com> http://www.edup.tudelft.nl/~bjwever -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.grok.org.uk/pipermail/full-disclosure/attachments/20050530/89c5db84/attachment.html
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