ELF x86 - Ptrace

15 Points  0x0

Compiled with GCC32 4.3.4 on linux gentoo.

Author

g0uZ,  

Level  Difficulty

Validations

6239 Challengers 3%

Note  Notation

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239 Votes

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solutions 3 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
Vinok45 Cracking  ELF x86 - Ptrace fr 25 May 2022 at 09:50
Daxexel Cracking  ELF x86 - Ptrace fr 24 May 2022 at 17:58
Pixmaip Cracking  ELF x86 - Ptrace fr 22 May 2022 at 17:05
Trixtan Cracking  ELF x86 - Ptrace fr 22 May 2022 at 01:04
fyrozz Cracking  ELF x86 - Ptrace fr 20 May 2022 at 18:28
cguerber Cracking  ELF x86 - Ptrace fr 20 May 2022 at 15:50
qw3r_T Cracking  ELF x86 - Ptrace fr 16 May 2022 at 11:18
MoryyiIytoto122 Cracking  ELF x86 - Ptrace en 14 May 2022 at 19:50
Thib3538 Cracking  ELF x86 - Ptrace fr 12 May 2022 at 11:33
Mr_Robot Cracking  ELF x86 - Ptrace fr 11 May 2022 at 18:21

challenges 46 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide ELF x86 - 0 protection 14% 35181 5 g0uZ 10 7 October 2006
pas_valide ELF x86 - Basic 11% 28381 5 g0uZ 10 7 October 2006
pas_valide PE x86 - 0 protection 6% 15239 5 alejandr0 6 11 November 2012
pas_valide ELF C++ - 0 protection 3% 7704 10 sourcePerrier 5 13 July 2016
pas_valide PE DotNet - 0 protection 4% 7999 10 Geluchat 6 15 September 2014
pas_valide ELF MIPS - Basic Crackme 2% 2810 15 sar 2 9 July 2018
pas_valide ELF x64 - Golang basic 1% 1959 15 jenaye 3 8 November 2018
pas_valide ELF x86 - Fake Instructions 3% 7153 15 kmkz 5 21 February 2010
pas_valide ELF x86 - Ptrace 3% 6240 15 g0uZ 3 27 November 2009
pas_valide WASM - Introduction 1% 589 15 Cyxo 1 26 March 2021
pas_valide ELF ARM - Basic Crackme 2% 3127 20 0xmitsurugi 7 13 July 2016
pas_valide ELF x64 - Basic KeygenMe 1% 801 20 fr0g 3 2 September 2020
pas_valide PE DotNet - Basic Anti-Debug 1% 726 20 nqnt 2 24 March 2021
pas_valide PE DotNet - Basic Crackme 1% 539 20 nqnt 2 14 April 2021
pas_valide PYC - ByteCode 2% 4274 20 Thanat0s 9 3 July 2013
pas_valide ELF x86 - No software breakpoints 2% 3251 25 yodzeb 8 2 October 2013
pas_valide Lua - Bytecode 1% 340 25 Bernstein 1 25 March 2021
pas_valide MachO x64 - keygenme or not 1% 1220 25 /bin/ls 2 14 April 2017
pas_valide ELF ARM - crackme 1337 1% 1884 30 Anonymous 2 3 February 2011
pas_valide ELF x86 - CrackPass 2% 4136 30 Tosh 5 3 February 2011
pas_valide ELF x86 - ExploitMe 2% 3582 30 kmkz 5 3 February 2011
pas_valide ELF x86 - Random Crackme 2% 2843 30 kmkz 3 3 February 2011
pas_valide GB - Basic GameBoy crackme 1% 924 30 jambon69 2 14 September 2018
pas_valide PDF - Javascript 1% 1295 30 koma 1 14 February 2012
pas_valide PE x86 - Xor Madness 1% 574 30 ENOENT 3 17 July 2019
pas_valide ELF ARM - Crypted 1% 526 35 koma 2 4 September 2012
pas_valide ELF x64 - Crackme automating 1% 793 35 0xmitsurugi 7 14 August 2018
pas_valide PE x86 - SEHVEH 1% 987 35 Thanat0s 1 4 May 2013
pas_valide Powershell DeObfuscation 1% 243 35 hat.time 1 2 April 2021
pas_valide APK - Anti-debug 1% 1991 40 cryptax 3 18 December 2012
pas_valide ELF x64 - Nanomites - Introduction 1% 526 45 Phenol 2 4 March 2018
pas_valide ELF x86 - Anti-debug 1% 1466 45 Tosh 3 3 June 2012
pas_valide PE DotNet - KeygenMe 1% 127 45 nqnt 1 14 April 2021
pas_valide PE x86 - AutoPE 1% 681 45 Gr4ph0s 3 5 August 2011
pas_valide ELF x86 - KeygenMe 1% 700 50 int_0x80 5 20 July 2011
pas_valide WASM - Find the NPC 1% 110 50 Cyxo 1 26 March 2021
pas_valide Bash - VM 1% 156 60 govlog 1 25 March 2021
pas_valide ELF x64 - KeyGenMe 1% 89 60 rene-d 0 12 November 2020
pas_valide ELF x64 - Anti-debug and equations 1% 326 65 0xmitsurugi 3 18 July 2016
pas_valide ELF x64 - Nanomites 1% 284 70 Phenol 2 4 March 2018
pas_valide ELF x86 - Packed 1% 356 70 Tosh 3 18 October 2011
pas_valide PE x86 - RunPE 1% 779 75 Thanat0s 5 16 December 2013
pas_valide ELF x86 - VM 1% 506 90 Thanat0s 7 16 June 2013
pas_valide ELF x64 - Hidden Control Flow 1% 65 100 so3 1 18 November 2020
pas_valide Ringgit 1% 62 110 Cryptanalyse 1 6 October 2019
pas_valide White-Box Cryptography #2 1% 42 130 Cryptanalyse 1 17 July 2019