PDF - Javascript

30 Points  0x0

This challenge was part of Hack.lu’s 2011 CTF

Author

koma,  

Level  Difficulty

Validations

1553 Challengers 1%

Note  Notation

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180 Votes

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solutions 1 Solution

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
drackmo Cracking  PDF - Javascript fr 16 September 2024 at 17:23
alexmge Cracking  PDF - Javascript fr 16 September 2024 at 08:07
gekysan Cracking  PDF - Javascript fr 13 September 2024 at 22:47
SecT0uch Cracking  PDF - Javascript fr 8 September 2024 at 19:10
X-OR Cracking  PDF - Javascript fr 6 September 2024 at 13:35
Rishkov Cracking  PDF - Javascript fr 4 September 2024 at 17:59
Dusterito Cracking  PDF - Javascript fr 29 August 2024 at 22:49
ryses Cracking  PDF - Javascript fr 29 August 2024 at 00:49
Caesard Cracking  PDF - Javascript fr 21 August 2024 at 13:03
Hugo Cracking  PDF - Javascript fr 15 August 2024 at 16:10

challenges 66 Challenges

Results Name Validations ↓↑ Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide Voracious Nanomites 1% 18 110 Kasen 0 21 July 2023
pas_valide Unity - IL2CPP - Basic Game Hacking 1% 48 65 0x0ff 0 21 July 2023
pas_valide PE x64 - Tables in shambles 1% 56 45 0xTRIKKSS 0 28 December 2023
pas_valide PYC - Self Modifying (Byte)Code 1% 65 45 Njörd 0 28 December 2023
pas_valide HackerMan 1% 65 50 LordRoke , Stealer , Sengengie 1 10 May 2023
pas_valide White-Box Cryptography #2 1% 69 130 Cryptanalyse 1 17 July 2019
pas_valide Ringgit 1% 95 110 Cryptanalyse 2 6 October 2019
pas_valide ELF x64 - Rust backdoor 1% 99 40 Elf 0 21 July 2023
pas_valide NRO ARM - Switch homebrew 1% 106 35 Elf 0 21 July 2023
pas_valide PE x64 - UEFI Secure Boot 1% 116 40 Solden 1 10 May 2023
pas_valide Unity - Mono - Basic Game Hacking 1% 118 50 0x0ff 1 17 October 2022
pas_valide ELF x64 - Hidden Control Flow 1% 136 100 so3 1 18 November 2020
pas_valide ELF x64 - Rust Crackme 1% 137 40 extiop 0 17 October 2022
pas_valide ELF x64 - KeyGenMe 1% 147 60 rene-d 1 12 November 2020
pas_valide PYC - Snakeygen 1% 154 45 erk3 0 17 October 2022
pas_valide Unity3D Save handling 1% 176 20 Lumy 1 21 July 2023
pas_valide WASM - Find the NPC 1% 231 50 Cyxo 3 26 March 2021
pas_valide PE DotNet - KeygenMe 1% 260 45 nqnt 1 14 April 2021
pas_valide Bash - VM 1% 294 60 govlog 2 25 March 2021
pas_valide ELF x64 - Nanomites 1% 388 70 Phenol 2 4 March 2018
pas_valide ELF x64 - Anti-debug and equations 1% 412 65 0xmitsurugi 4 18 July 2016
pas_valide Godot - 3D model 1% 415 35 Elf 1 10 June 2022
pas_valide ELF x86 - Packed 1% 427 70 Tosh 3 18 October 2011
pas_valide Powershell DeObfuscation 1% 511 30 hat.time 1 2 April 2021
pas_valide APK - Flutter Debug 1% 560 20 extiop 1 19 June 2022
pas_valide ELF x86 - VM 1% 604 90 Thanat0s 7 16 June 2013
pas_valide ELF ARM - Crypted 1% 627 35 koma 2 4 September 2012
pas_valide Godot - Mono 1% 658 20 Elf 1 10 June 2022
pas_valide ELF x64 - Nanomites - Introduction 1% 726 45 Phenol 4 4 March 2018
pas_valide Lua - Bytecode 1% 746 25 Bernstein 2 25 March 2021
pas_valide PE x86 - AutoPE 1% 831 45 Gr4ph0s 3 5 August 2011
pas_valide PE x86 - Xor Madness 1% 833 30 ENOENT 3 17 July 2019
pas_valide ELF x86 - KeygenMe 1% 871 50 int_0x80 5 20 July 2011
pas_valide PE x86 - RunPE 1% 950 75 Thanat0s 5 16 December 2013
pas_valide Godot - Bytecode 1% 979 15 Elf 1 10 June 2022
pas_valide ELF x64 - Crackme automating 1% 1087 35 0xmitsurugi 7 14 August 2018
pas_valide PE DotNet - Basic Crackme 1% 1142 20 nqnt 2 14 April 2021
pas_valide APK - Root My Droid 1% 1167 45 koma 1 26 February 2012
pas_valide PE x86 - SEHVEH 1% 1228 35 Thanat0s 1 4 May 2013
pas_valide GB - Basic GameBoy crackme 1% 1297 30 jambon69 2 14 September 2018
pas_valide WASM - Introduction 1% 1325 15 Cyxo 2 26 March 2021
pas_valide PE DotNet - Basic Anti-Debug 1% 1438 20 nqnt 3 24 March 2021
pas_valide MachO x64 - keygenme or not 1% 1495 25 /bin/ls 2 14 April 2017
pas_valide PDF - Javascript 1% 1553 30 koma 1 14 February 2012
pas_valide ELF x64 - Basic KeygenMe 1% 1555 20 fr0g 3 2 September 2020
pas_valide APK - Insomni’Droid 1% 1634 40 cryptax 1 4 March 2012
pas_valide APK - Introduction 1% 1660 15 Algorab 5 17 October 2022
pas_valide ELF x86 - Anti-debug 1% 1793 45 Tosh 4 3 June 2012
pas_valide Godot - 0 protection 1% 1947 10 Elf 4 10 June 2022
pas_valide ELF ARM - crackme 1337 1% 2381 30 2 3 February 2011
pas_valide APK - Anti-debug 1% 2639 40 cryptax 3 18 December 2012
pas_valide ELF x64 - Golang basic 1% 2840 15 jenaye 3 8 November 2018
pas_valide ELF x86 - Random Crackme 2% 3449 30 kmkz 3 3 February 2011
pas_valide ELF x86 - No software breakpoints 2% 3905 25 yodzeb 9 2 October 2013
pas_valide ELF MIPS - Basic Crackme 2% 4133 15 sar 2 9 July 2018
pas_valide ELF ARM - Basic Crackme 2% 4146 20 0xmitsurugi 7 13 July 2016
pas_valide ELF x86 - ExploitMe 2% 4371 30 kmkz 5 3 February 2011
pas_valide ELF x86 - CrackPass 2% 5149 30 Tosh 5 3 February 2011
pas_valide PYC - ByteCode 2% 5167 20 Thanat0s 9 3 July 2013
pas_valide ELF x86 - Ptrace 3% 7703 15 g0uZ 3 27 November 2009
pas_valide ELF x86 - Fake Instructions 3% 8780 15 kmkz 5 21 February 2010
pas_valide PE DotNet - 0 protection 3% 10090 10 Geluchat 6 15 September 2014
pas_valide ELF C++ - 0 protection 4% 10789 10 sourcePerrier 6 13 July 2016
pas_valide PE x86 - 0 protection 6% 20428 5 alejandr0 7 11 November 2012
pas_valide ELF x86 - Basic 11% 36782 5 g0uZ 10 7 October 2006
pas_valide ELF x86 - 0 protection 14% 45675 5 g0uZ 10 7 October 2006