21
May
2012

BaltCTF 2012 – North America300

Snake
Everybody love’s games. Just get 10000 points
https://www.dropbox.com/s/yy9jy7k2ey9alrv/ppc300.zip

Although we didn’t solve it during the CTF, here is our one-byte solution.
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26
Feb
2012

CODEGATE 2012 – Binary 500

In the challenge’s zipfile we find two files:
– vm2x.exe, a simple Win32 GUI program with a handful of buttons
– vm2x.dat, python bytecode wrapped in a regular python script

The python file (vm2x.dat) loads a chunk of embedded python bytecode (in variable __code) and executes it. Let’s disassemble it, for which we first need to strip the last two lines (which execute and subsequently delete the embedded bytecode object).
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