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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92 Votes

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 2 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang Date
0poss   PE x86 - Xor Madness 12 April 2021 at 00:10
Yordle   PE x86 - Xor Madness 12 April 2021 at 00:10
Celian   PE x86 - Xor Madness 10 April 2021 at 14:43
kl43s   PE x86 - Xor Madness 8 April 2021 at 23:26
H4cK0pp   PE x86 - Xor Madness 8 April 2021 at 15:13
An.   PE x86 - Xor Madness 8 April 2021 at 10:47
LightDiscord   PE x86 - Xor Madness 5 April 2021 at 02:50
zitoune   PE x86 - Xor Madness 4 April 2021 at 23:06
martin   PE x86 - Xor Madness 3 April 2021 at 21:22
Bl4nd1n3   PE x86 - Xor Madness 31 March 2021 at 17:14

 44 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide ELF x86 - 0 protection 15% 30572 5 g0uZ 10 7 October 2006
pas_valide ELF x86 - Basic 12% 24706 5 g0uZ 10 7 October 2006
pas_valide PE x86 - 0 protection 7% 13123 5 alejandr0 6 11 November 2012
pas_valide ELF C++ - 0 protection 3% 6422 10 sourcePerrier 4 13 July 2016
pas_valide PE DotNet - 0 protection 4% 6864 10 Geluchat 5 15 September 2014
pas_valide ELF MIPS - Basic Crackme 1% 2102 15 s4r 2 9 July 2018
pas_valide ELF x64 - Golang basic 1% 1511 15 jenaye 3 8 November 2018
pas_valide ELF x86 - Fake Instructions 3% 6366 15 kmkz 5 21 February 2010
pas_valide ELF x86 - Ptrace 3% 5564 15 g0uZ 3 27 November 2009
pas_valide WASM - Introduction 1% 15 15 Cyxo 0 26 March 2021
pas_valide ELF ARM - Basic Crackme 2% 2669 20 0xmitsurugi 7 13 July 2016
pas_valide ELF x64 - Basic KeygenMe 1% 407 20 fr0g 3 2 September 2020
pas_valide PE DotNet - Basic Anti-Debug 1% 150 20 nqnt 1 24 March 2021
pas_valide PYC - ByteCode 2% 3834 20 Thanat0s 9 3 July 2013
pas_valide ELF x86 - No software breakpoints 2% 2982 25 yodzeb 8 2 October 2013
pas_valide Lua - Bytecode 1% 106 25 Bernstein 0 25 March 2021
pas_valide MachO x64 - keygenme or not 1% 1102 25 /bin/ls 1 14 April 2017
pas_valide ELF ARM - crackme 1337 1% 1698 30 Anonymous 2 3 February 2011
pas_valide ELF x86 - CrackPass 2% 3659 30 Tosh 5 3 February 2011
pas_valide ELF x86 - ExploitMe 2% 3239 30 kmkz 5 3 February 2011
pas_valide ELF x86 - Random Crackme 2% 2560 30 kmkz 3 3 February 2011
pas_valide GB - Basic GameBoy crackme 1% 754 30 jambon69 2 14 September 2018
pas_valide PDF - Javascript 1% 1183 30 koma 1 14 February 2012
pas_valide PE x86 - Xor Madness 1% 435 30 ENOENT 2 17 July 2019
pas_valide ELF ARM - Crypted 1% 479 35 koma 2 4 September 2012
pas_valide ELF x64 - Crackme automating 1% 646 35 0xmitsurugi 6 14 August 2018
pas_valide PE x86 - SEHVEH 1% 897 35 Thanat0s 1 4 May 2013
pas_valide Powershell DeObfuscation 1% 56 35 hat.time 0 2 April 2021
pas_valide APK - Anti-debug 1% 1709 40 cryptax 3 18 December 2012
pas_valide ELF x64 - Nanomites - Introduction 1% 436 45 Phenol 2 4 March 2018
pas_valide ELF x86 - Anti-debug 1% 1319 45 Tosh 3 3 June 2012
pas_valide PE x86 - AutoPE 1% 613 45 Gr4ph0s 3 5 August 2011
pas_valide ELF x86 - KeygenMe 1% 625 50 int_0x80 5 20 July 2011
pas_valide WASM - Find the NPC 0% 4 50 Cyxo 0 26 March 2021
pas_valide Bash - VM 1% 62 60 govlog 1 25 March 2021
pas_valide ELF x64 - KeyGenMe 1% 49 60 rene-d 0 12 November 2020
pas_valide ELF x64 - Anti-debug and equations 1% 288 65 0xmitsurugi 3 18 July 2016
pas_valide ELF x64 - Nanomites 1% 250 70 Phenol 2 4 March 2018
pas_valide ELF x86 - Packed 1% 325 70 Tosh 3 18 October 2011
pas_valide PE x86 - RunPE 1% 716 75 Thanat0s 5 16 December 2013
pas_valide ELF x86 - VM 1% 459 90 Thanat0s 7 16 June 2013
pas_valide ELF x64 - Hidden Control Flow 1% 27 100 so3 1 18 November 2020
pas_valide Ringgit 1% 40 110 Cryptanalyse 1 6 October 2019
pas_valide White-Box Cryptography #2 1% 28 130 Cryptanalyse 1 17 July 2019