December 2011 archive

iCTF 2011. Challenge 29 ($800)

Program is not packed x86 executable PE file. binary

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iCTF 2011. Challenge 30 ($500)

There is encrypted file “reverse2.7z.enc”. So if you look careful you see repeated pattern:

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iCTF 2011. Challenge 31 ($ ?)

Program is not packed x86 executable ELF file. There is a very easy logic here. Secret information about bank account is generated from input code.

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iCTF 2011. Challenge 32 ($ ?)

Program is not packed x86 executable ELF file. There is a very easy logic here. Secret information about bank account is generated from input code.

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iCTF2011. Challenge 33 ($100)

There is file “reverse5”, but if you look at that, you don’t see executable file at all. It is some “binary trash”. Size is 991117 bytes and it looks like a packed one (large entropy).

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The significant game, but EPIC FAIL! 2th on iCTF 2011

First of all, big thanks for UCSBiCTF !  It was really GREAT game!There are good task and services! We played as More Smoked Leet Chicken (Leet More + Smoked Chicken) and It was the best game of those that I remember! We have done a lot of tasks (most of all, if I’m not mistaken), had a lot of fun! But had …

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