zlacker

[return to "IoT hacking and rickrolling my high school district"]
1. bfirsh+zg[view] [source] 2021-10-12 21:10:41
>>revico+(OP)
Reminds of me my school leaving prank. I rewrote the whole internet on my school's computers. Google's logo became "Leavers '08", Facebook became "Hatebook" and was red, YouTube only played videos of cats, amongst other things.

These were the days when nothing had SSL, so you could just intercept and rewrite traffic!

My only requirement was: do no actual damage

It was implemented as a Debian live CD that you could drop into any school computer. It would boot up, then Ettercap would MITM the whole network by spoofing the router. It routed all HTTP traffic via Squid and a custom ICAP server that did the actual rewriting. If you removed the live CDs, the network just went back to normal within a couple of minutes.

Routing the whole school's network through one old Pentium machine wouldn't work though, so I figured out a way of doing distributed load balancing: it would do the ARP spoofing slowly and randomly. So, as you added more machines, it would just magically balance between them.

It worked great for about an hour then whole network mysteriously stopped working for the rest of the day. I left all the live CDs in the computers as a calling card.

Sorry, school network admins.

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2. pfraze+jE[view] [source] 2021-10-12 23:57:34
>>bfirsh+zg
Used to be that Windows allowed programs to hook into each others’ event busses. (It might still, I’m not sure.) This might be why a few of my Highschool’s computers would interpret every 5th right click in minesweeper as a left click
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3. aimor+i81[view] [source] 2021-10-13 05:13:14
>>pfraze+jE
I ran into a fun bug in W10 where my arrow keys were moving the mouse cursor around. Turns out MS Paint does this as a feature and somehow it leaked beyond Paint.

https://superuser.com/questions/1467313/mouse-pointer-moving...

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