PE x86 - Xor Madness

30 Points  0x0

xor, sub, call, ret. Nothing else.

Author

ENOENT,  

Level  Difficulty

Validations

0 Challengers 1%

Note  Notation

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98 Votes

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 3 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
TaylorDeDordogne   PE x86 - Xor Madness 19 September 2021 at 00:59
Locko-locko   PE x86 - Xor Madness 18 September 2021 at 23:36
Yir   PE x86 - Xor Madness 8 September 2021 at 18:11
Tyk0   PE x86 - Xor Madness 3 September 2021 at 20:17
S!mo   PE x86 - Xor Madness 2 September 2021 at 14:54
lastgen   PE x86 - Xor Madness 31 August 2021 at 09:58
Socular   PE x86 - Xor Madness 24 August 2021 at 11:28
Hatsu   PE x86 - Xor Madness 22 August 2021 at 18:57
napster   PE x86 - Xor Madness 19 August 2021 at 13:00
b1gCat   PE x86 - Xor Madness 18 August 2021 at 06:38

 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% 32303 5 g0uZ 10 7 October 2006
pas_valide ELF x86 - Basic 12% 26071 5 g0uZ 10 7 October 2006
pas_valide PE x86 - 0 protection 6% 13841 5 alejandr0 6 11 November 2012
pas_valide ELF C++ - 0 protection 3% 6878 10 sourcePerrier 4 13 July 2016
pas_valide PE DotNet - 0 protection 4% 7257 10 Geluchat 5 15 September 2014
pas_valide ELF MIPS - Basic Crackme 2% 2375 15 sar 2 9 July 2018
pas_valide ELF x64 - Golang basic 1% 1695 15 jenaye 3 8 November 2018
pas_valide ELF x86 - Fake Instructions 3% 6640 15 kmkz 5 21 February 2010
pas_valide ELF x86 - Ptrace 3% 5817 15 g0uZ 3 27 November 2009
pas_valide WASM - Introduction 1% 314 15 Cyxo 1 26 March 2021
pas_valide ELF ARM - Basic Crackme 2% 2858 20 0xmitsurugi 7 13 July 2016
pas_valide ELF x64 - Basic KeygenMe 1% 571 20 fr0g 3 2 September 2020
pas_valide PE DotNet - Basic Anti-Debug 1% 423 20 nqnt 2 24 March 2021
pas_valide PE DotNet - Basic Crackme 1% 291 20 nqnt 0 14 April 2021
pas_valide PYC - ByteCode 2% 4011 20 Thanat0s 9 3 July 2013
pas_valide ELF x86 - No software breakpoints 2% 3096 25 yodzeb 8 2 October 2013
pas_valide Lua - Bytecode 1% 229 25 Bernstein 1 25 March 2021
pas_valide MachO x64 - keygenme or not 1% 1156 25 /bin/ls 2 14 April 2017
pas_valide ELF ARM - crackme 1337 1% 1771 30 Anonymous 2 3 February 2011
pas_valide ELF x86 - CrackPass 2% 3850 30 Tosh 5 3 February 2011
pas_valide ELF x86 - ExploitMe 2% 3391 30 kmkz 5 3 February 2011
pas_valide ELF x86 - Random Crackme 2% 2687 30 kmkz 3 3 February 2011
pas_valide GB - Basic GameBoy crackme 1% 812 30 jambon69 2 14 September 2018
pas_valide PDF - Javascript 1% 1227 30 koma 1 14 February 2012
pas_valide PE x86 - Xor Madness 1% 485 30 ENOENT 3 17 July 2019
pas_valide ELF ARM - Crypted 1% 496 35 koma 2 4 September 2012
pas_valide ELF x64 - Crackme automating 1% 714 35 0xmitsurugi 7 14 August 2018
pas_valide PE x86 - SEHVEH 1% 938 35 Thanat0s 1 4 May 2013
pas_valide Powershell DeObfuscation 1% 160 35 hat.time 1 2 April 2021
pas_valide APK - Anti-debug 1% 1820 40 cryptax 3 18 December 2012
pas_valide ELF x64 - Nanomites - Introduction 1% 476 45 Phenol 2 4 March 2018
pas_valide ELF x86 - Anti-debug 1% 1383 45 Tosh 3 3 June 2012
pas_valide PE DotNet - KeygenMe 1% 79 45 nqnt 0 14 April 2021
pas_valide PE x86 - AutoPE 1% 645 45 Gr4ph0s 3 5 August 2011
pas_valide ELF x86 - KeygenMe 1% 656 50 int_0x80 5 20 July 2011
pas_valide WASM - Find the NPC 1% 76 50 Cyxo 0 26 March 2021
pas_valide Bash - VM 1% 118 60 govlog 1 25 March 2021
pas_valide ELF x64 - KeyGenMe 1% 68 60 rene-d 0 12 November 2020
pas_valide ELF x64 - Anti-debug and equations 1% 306 65 0xmitsurugi 3 18 July 2016
pas_valide ELF x64 - Nanomites 1% 265 70 Phenol 2 4 March 2018
pas_valide ELF x86 - Packed 1% 344 70 Tosh 3 18 October 2011
pas_valide PE x86 - RunPE 1% 748 75 Thanat0s 5 16 December 2013
pas_valide ELF x86 - VM 1% 484 90 Thanat0s 7 16 June 2013
pas_valide ELF x64 - Hidden Control Flow 1% 45 100 so3 1 18 November 2020
pas_valide Ringgit 1% 51 110 Cryptanalyse 1 6 October 2019
pas_valide White-Box Cryptography #2 1% 32 130 Cryptanalyse 1 17 July 2019