PE x86 - Xor Madness

30 Points  0x0

xor, sub, call, ret. Nothing else.

Author

ENOENT,  

Level  Difficulty

Validations

196 Challengers 1%

Note  Notation

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5
41 Votes

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 2 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang date
Arkeopix   PE x86 - Xor Madness 17 January 2020 at 13:34
Nowhere   PE x86 - Xor Madness 15 January 2020 at 20:54
mksecurity   PE x86 - Xor Madness 14 January 2020 at 12:47
reveng   PE x86 - Xor Madness 13 January 2020 at 01:46
youpla1   PE x86 - Xor Madness 12 January 2020 at 16:11
aicdev   PE x86 - Xor Madness 12 January 2020 at 12:13
DevilDog   PE x86 - Xor Madness 8 January 2020 at 16:16
HappyMan   PE x86 - Xor Madness 7 January 2020 at 20:33
max644   PE x86 - Xor Madness 4 January 2020 at 18:25
Revenger   PE x86 - Xor Madness 3 January 2020 at 22:12

 35 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide ELF x86 - 0 protection 15% 24133 5 g0uZ 10
pas_valide ELF x86 - Basic 12% 19666 5 g0uZ 10
pas_valide PE x86 - 0 protection 7% 10369 5 alejandr0 5
pas_valide ELF C++ - 0 protection 3% 4716 10 sourcePerrier 4
pas_valide PE DotNet - 0 protection 4% 5375 10 Geluchat 5
pas_valide ELF MIPS - Basic Crackme 1% 1167 15 stan1slas 2
pas_valide ELF x64 - Golang basic 1% 846 15 jenaye 3
pas_valide ELF x86 - Fake Instructions 4% 5344 15 kmkz 5
pas_valide ELF x86 - Ptrace 3% 4642 15 g0uZ 2
pas_valide ELF ARM - Basic Crackme 2% 1954 20 0xmitsurugi 6
pas_valide PYC - ByteCode 2% 3217 20 Thanat0s 9
pas_valide ELF x86 - No software breakpoints 2% 2495 25 yodzeb 6
pas_valide MachO x64 - keygenme or not 1% 852 25 /bin/ls 1
pas_valide ELF ARM - crackme 1337 1% 1358 30 2
pas_valide ELF x86 - CrackPass 2% 2965 30 Tosh 5
pas_valide ELF x86 - ExploitMe 2% 2750 30 kmkz 5
pas_valide ELF x86 - Random Crackme 2% 2143 30 kmkz 3
pas_valide GB - Basic GameBoy crackme 1% 447 30 jambon69 2
pas_valide PDF - Javascript 1% 975 30 koma 1
pas_valide PE x86 - Xor Madness 1% 196 30 ENOENT 2
pas_valide ELF ARM - Crypted 1% 427 35 koma 1
pas_valide ELF x64 - Crackme automating 1% 404 35 0xmitsurugi 6
pas_valide PE x86 - SEHVEH 1% 726 35 Thanat0s 1
pas_valide APK - Anti-debug 1% 1303 40 cryptax 3
pas_valide ELF x64 - Nanomites - Introduction 1% 295 45 Phenol 2
pas_valide ELF x86 - Anti-debug 1% 1071 45 Tosh 3
pas_valide PE x86 - AutoPE 1% 491 45 Gr4ph0s 3
pas_valide ELF x86 - KeygenMe 1% 474 50 int_0x80 5
pas_valide ELF x64 - Anti-debug and equations 1% 228 65 0xmitsurugi 3
pas_valide ELF x64 - Nanomites 1% 168 70 Phenol 1
pas_valide ELF x86 - Packed 1% 282 70 Tosh 3
pas_valide PE x86 - RunPE 1% 610 75 Thanat0s 5
pas_valide ELF x86 - VM 1% 389 90 Thanat0s 7
pas_valide Ringgit 1% 22 110 Cryptanalyse 0
pas_valide White-Box Cryptography #2 1% 13 130 Cryptanalyse 1