PE x86 - Xor Madness

30 Points  0x0

xor, sub, call, ret. Nothing else.

Author

ENOENT,  

Level  Difficulty

Validations

355 Challengers 1%

Note  Notation

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5
75 Votes

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 2 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang date
---   PE x86 - Xor Madness 19 September 2020 at 21:38
face0xff   PE x86 - Xor Madness 19 September 2020 at 18:37
Proventus   PE x86 - Xor Madness 18 September 2020 at 19:47
BigYangtao   PE x86 - Xor Madness 13 September 2020 at 12:07
Nyu   PE x86 - Xor Madness 12 September 2020 at 15:36
pf2Mah4TMrE   PE x86 - Xor Madness 11 September 2020 at 20:54
Th3G3ntl3man   PE x86 - Xor Madness 9 September 2020 at 15:56
aigle   PE x86 - Xor Madness 6 September 2020 at 23:54
Abmilion   PE x86 - Xor Madness 5 September 2020 at 19:12
Mxtheux   PE x86 - Xor Madness 5 September 2020 at 05:06

 36 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide ELF x86 - 0 protection 15% 27905 5 g0uZ 10
pas_valide ELF x86 - Basic 12% 22637 5 g0uZ 10
pas_valide PE x86 - 0 protection 7% 11993 5 alejandr0 5
pas_valide ELF C++ - 0 protection 3% 5727 10 sourcePerrier 4
pas_valide PE DotNet - 0 protection 4% 6232 10 Geluchat 5
pas_valide ELF MIPS - Basic Crackme 1% 1715 15 s4r 2
pas_valide ELF x64 - Golang basic 1% 1265 15 jenaye 3
pas_valide ELF x86 - Fake Instructions 4% 5955 15 kmkz 5
pas_valide ELF x86 - Ptrace 3% 5195 15 g0uZ 3
pas_valide ELF ARM - Basic Crackme 2% 2383 20 0xmitsurugi 7
pas_valide ELF x64 - Basic KeygenMe 1% 8 20 fr0g 0
pas_valide PYC - ByteCode 2% 3598 20 Thanat0s 9
pas_valide ELF x86 - No software breakpoints 2% 2800 25 yodzeb 8
pas_valide MachO x64 - keygenme or not 1% 1018 25 /bin/ls 1
pas_valide ELF ARM - crackme 1337 1% 1571 30 2
pas_valide ELF x86 - CrackPass 2% 3398 30 Tosh 5
pas_valide ELF x86 - ExploitMe 2% 3050 30 kmkz 5
pas_valide ELF x86 - Random Crackme 2% 2393 30 kmkz 3
pas_valide GB - Basic GameBoy crackme 1% 634 30 jambon69 2
pas_valide PDF - Javascript 1% 1095 30 koma 1
pas_valide PE x86 - Xor Madness 1% 355 30 ENOENT 2
pas_valide ELF ARM - Crypted 1% 461 35 koma 2
pas_valide ELF x64 - Crackme automating 1% 539 35 0xmitsurugi 6
pas_valide PE x86 - SEHVEH 1% 831 35 Thanat0s 1
pas_valide APK - Anti-debug 1% 1544 40 cryptax 3
pas_valide ELF x64 - Nanomites - Introduction 1% 368 45 Phenol 2
pas_valide ELF x86 - Anti-debug 1% 1217 45 Tosh 3
pas_valide PE x86 - AutoPE 1% 558 45 Gr4ph0s 3
pas_valide ELF x86 - KeygenMe 1% 564 50 int_0x80 5
pas_valide ELF x64 - Anti-debug and equations 1% 263 65 0xmitsurugi 3
pas_valide ELF x64 - Nanomites 1% 208 70 Phenol 2
pas_valide ELF x86 - Packed 1% 311 70 Tosh 3
pas_valide PE x86 - RunPE 1% 672 75 Thanat0s 5
pas_valide ELF x86 - VM 1% 433 90 Thanat0s 7
pas_valide Ringgit 1% 31 110 Cryptanalyse 0
pas_valide White-Box Cryptography #2 1% 23 130 Cryptanalyse 1