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 Cracking

Crack executable and files to win points

These challenges will help you understand the workings of compiled languages. Decompile these executables to get the assembler instructions for solving the problem.

Prerequisites:

- Understands the assembly language (ASM).
- Understands the different executable formats (ELF, PE, etc.).
- Knows how to work with a disassembler / debugger.

Challenges associated with this section Challenges

ResultsChallenge's NameValidationsNumber of pointsDifficultyAuthorWho ?Solution
pas_valide APK - Anti-dbg
1%
40 Points Medium cryptax Who ? 0
pas_valide ELF - 0 protections
31%
5 Points Very easy g0uZ Who ? 0
pas_valide ELF - ARM
2%
30 Points Medium poney Who ? 0
pas_valide ELF - Basic
25%
5 Points Very easy g0uZ Who ? 0
pas_valide ELF - CrackPass
6%
30 Points Medium Tosh Who ? 0
pas_valide ELF - Crypto ARM
1%
35 Points Medium koma Who ? 0
pas_valide ELF - Debug
2%
45 Points Medium Tosh Who ? 0
pas_valide ELF - Fake Instructions
8%
15 Points Easy kmkz Who ? 0
pas_valide ELF - KeygenMe
1%
50 Points Hard int_0x80 Who ? 0
pas_valide ELF - Packed
1%
70 Points Hard Tosh Who ? 0
pas_valide ELF - Ptrace
8%
15 Points Easy g0uZ Who ? 0
pas_valide ELF - Random Crackme
4%
30 Points Medium kmkz Who ? 0
pas_valide PDF - Javascript
2%
30 Points Medium koma Who ? 0
pas_valide PE - 0 protections
5%
5 Points Very easy alejandr0 Who ? 0
pas_valide PE - AutoPE
1%
45 Points Medium Gr4ph0s Who ? 0
pas_valide PE - SEHVEH
1%
35 Points Medium Thanat0s Who ? 0
pas_valide ELF - ExploitMe
6%
30 Points Medium kmkz Who ? 0

Challenge Results Challenge Results

PseudoChallengeLangDate
waldolecrado   ELF - Basique fr21 May 2013 at 16:58
waldolecrado   ELF - 0 protections fr21 May 2013 at 16:53
paul   ELF - Random Crackme en21 May 2013 at 01:16
paul   ELF - ExploitMe en20 May 2013 at 23:06
paul   ELF - CrackPass en20 May 2013 at 22:16
paul   ELF - Ptrace en20 May 2013 at 21:45
paul   ELF - Fake Instructions en20 May 2013 at 20:37
paul   ELF - Basic en20 May 2013 at 19:45
paul   ELF - 0 protections en20 May 2013 at 19:09
reno   ELF - Debug en20 May 2013 at 14:05

Users

26 visiteurs en ce moment

Last registered users :  Woon   michelinux   xJaaZy   baxbong   tukulesto   teinge   Arakhniss 
ShoutBox
  • m31z0nyx

    m31z0nyx
    23:25 04/05/2013

    Hi Nick,
    Yeah, it looks like C&C-1 is a bit trickier than that. A good starting point are the related ressources.
    You are welcome to post your challenge related questions on the forum so it can help out other people too.
    Regards,

  • Nick

    Nick
    17:13 29/04/2013

    Seriously don’t understand C&C level 1. I have literally tried every accepted foreign IP address that just talks to one computer on the network. Only problem is there are like none

  • m31z0nyx

    m31z0nyx
    21:41 11/02/2013

    Hi all,
    The App-Script Shell5 challenge is down until tomorrow morning.

  • g0uZ

    g0uZ
    13:22 09/02/2013

    test 2

  • g0uZ

    g0uZ
    09:40 09/02/2013

    test message

  • r00ter

    r00ter
    11:54 10/01/2013

    Hi.Im trying to root LAMP ctf6 and Im stuck here.Im in the machine but as an apache user..So I uploaded a local exploit, 8478.sh and run ./8478.sh 379 but the generated SUID file isnt owned by root,still apache..Where Im I going wrong?

  • g0uZ

    g0uZ
    02:29 28/12/2012

    fixed

  • spump

    spump
    21:22 27/12/2012

    section EN, main page, solutions: no challenge name! smile

  • m31z0nyx

    m31z0nyx
    16:56 24/12/2012

    The Root-Me.org team whishes a Merry Christmas to everyone !

  • m31z0nyx

    m31z0nyx
    15:25 08/10/2012

    New crypto challenge "Padding Oracle" released !
    Go ! go !  wink

  • g0uZ

    g0uZ
    15:11 31/08/2012

    test reload auto & close auto post edition

  • g0uZ

    g0uZ
    14:58 31/08/2012

    test chatbox en

  • Overlock

    Overlock
    07:09 07/08/2012

    http://www.root-me.org/en/Challenges-148/Cracking-158/AutoPE-604
    poutred big smile

  • g0uZ

    g0uZ
    20:44 22/05/2012

    lot of "lang transition"’s bugs fixed (you should not change language as you do not explicitly ask)

  • g0uZ

    g0uZ
    20:01 23/04/2012

    check : http://router.root-me.org/

  • m0x39

    m0x39
    15:55 23/04/2012

    hi, how come the wargames do not connect on port 2223 ? or on 22 the user and pass dont work ?

  • koma

    koma
    16:19 26/02/2012

    kapil sharma maybe you are searching at the wrong place

  • kapil sharma

    kapil sharma
    19:25 25/02/2012

    i am unable to understand that what paasword is putting into stegnography image method . .what is the puzzle?

  • kapil sharma

    kapil sharma
    19:24 25/02/2012

    i am unable to understand that what paasword is putting into stegnography image method . .what is the puzzle?

  • 5P00N

    5P00N
    22:07 07/02/2012

    what do i do on here my friend told me it teaches you to hack from square 1

  • 5P00N

    5P00N
    22:07 07/02/2012

    what do i do on here my friend told me it teaches you to hack from square1

  • Armel

    Armel
    22:07 27/08/2011

    Of course John!

  • g0uZ

    g0uZ
    11:34 29/01/2011

    Fixed : lang
    handling bug.

  • g0uZ

    g0uZ
    19:07 23/01/2011

    Welcome all !

rafraichir