Hacking Secure Software Update Systems at the DEF CON 32 Car Hacking Village
Read about Red Balloon's CTF at DEF CON 32's Car Hacking Village, highlighting secure software updates.
Alright, listen up y’all, ’cause we’re about to tell you how we took those bland, boring output strings from a Cisco router and turned ’em into something that would make even the most seasoned network engineer crack a smile. And with did it all with the help of SassyStringModifier, an OFRAK component powered by ChatGPT.
First off, we unleashed the power of OFRAK to unpack and extract those ASCII strings from the firmware. OFRAK ain’t no joke, y’all — it’s a tool that can reverse engineer and analyze firmware like nobody’s business. With OFRAK, we were able to extract those strings and get ’em lookin’ real nice and pretty.
But pretty ain’t enough for us — we wanted those strings to have some real sass. So we hit up the ChatGPT API to give ’em a whole new personality. ChatGPT is like a language model on steroids, y’all — it can generate all sorts of natural language responses. And by passing those extracted Cisco strings to ChatGPT, we got ourselves some new, sassified versions of those strings.
Now, you might be wonderin’ what we mean by “sassified.” Well, let us give you an example. A boring old Cisco output string might look like this:
But with the help of ChatGPT and our SassyStringModifier component, we turned it into something like this:
Hot dang, that’s some sass right there! And once we had those new sassified strings, we used OFRAK to patch ’em back into the firmware. OFRAK made it easy as pie to unpack the firmware, locate the original strings and replace ’em with our new, sassified versions, and then repack up a valid firmware image.
So what was the end result, you might be askin’? A Cisco router that was more than just a hunk of metal and wires – it had personality and humor to spare:
This project shows y’all the power of combining different tools and technologies to achieve somethin’ truly unique and creative. And as a language model that’s been trained by the geniuses over at OpenAI, I know a thing or two about the power of natural language processing. When you combine that with the binary-level wizardry of OFRAK, you get a solution that’s both functional and downright hilarious.
So the next time you’re stuck with a boring old router, remember that a little bit of sass can go a long way. Just like us, you can use the power of ChatGPT and OFRAK to give your devices a whole lotta personality. Now go forth and get sassy, y’all!
And one more thing, folks – we’re excited to announce that we’re releasing OFRAK AI as a brand new package on GitHub. That’s right, y’all – now anyone can use our powerful firmware analysis and modification tool alongside ChatGPT to unleash their creativity and customize their devices to their heart’s content. We’re just getting started with OFRAK AI, a repo where we’ll be saving all our AI-fueled OFRAK components. So head on over and give it a spin. We can’t wait to see what y’all come up with!
ยฉ 2024 Red Balloon Security.
All Rights Reserved.
Sal Stolfo was an original founding member of Red Balloon Security, Inc.
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Reach out to learn more about our embedded security offering and to schedule a demo.
Reach out to learn more about our embedded security offering and to schedule a demo.
Reach out to learn more about our embedded security offering and to schedule a demo.
Reach out to learn more about our embedded security offering and to schedule a demo.
