CTF Beginners Guide \ Reversing with Radare2
Talos Intelligence
Spenser Reinhardt
Trail of Bits: EasyServer
Local Files
| Path |
Usage |
| CTF_Beginners_Guide.pptx |
This presentation |
| binaries/easy32 |
Challenge Binary (32-bit Linux ELF statically linked) |
| binaries/easy_key |
Challenge flag (place in same dir as easy32) |
| source/EasyServer.c |
Challenge C source |
| source/makefile |
Compile new easy32 with make all |
| analysis/easy32.md |
Plaintext analysis of easy32 binary |
| analysis/easy32.i64 |
IDA Pro 7.2 (64-bit) analysis database |
| analysis/easy32.bndb |
Binary Ninja analysis database |
| analysis/easy32-r2db/rc |
Radare2 analysis project |
| analysis/easy32-parent-manual.r2 |
Radare2 debug script for parent process, stops on breakpoints for inspection |
| analysis/easy32-child-manual.r2 |
Radare2 debug script for child process, stops on breakpoints for inspection |
| analysis/easy32-parent-auto.r2 |
Radare2 debug script for parent process, automates debugging (some dbc commands may fail) |
| analysis/easy32-child-auto.r2 |
Radare2 debug script for child process, automates debugging (some dbc commands may fail) |
| exploitation/just_answer.py |
Script sending single correct answer |
| exploitation/40bytes.py |
Script sending 40 bytes, incorrectly overflowing |
| exploitation/exploit.py |
Script correctly overflowing all game questions |
| extra/radare2rc |
Radare2 configuration profile |