ELF x86 - Ptrace

15 Points  0x0

Compiled with GCC32 4.3.4 on linux gentoo.

Author

g0uZ,  

Level  Difficulty

Validations

5406 Challengers 3%

Note  Notation

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217 Votes

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 3 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang date
SQU3D   ELF x86 - Ptrace 16 January 2021 at 01:14
aightbruh   ELF x86 - Ptrace 15 January 2021 at 02:46
dece   ELF x86 - Ptrace 14 January 2021 at 17:54
Mike   ELF x86 - Ptrace 14 January 2021 at 14:27
Nuliel   ELF x86 - Ptrace 14 January 2021 at 10:50
Y0mmm   ELF x86 - Ptrace 12 January 2021 at 17:45
Mr. HeadShot   ELF x86 - Ptrace 12 January 2021 at 10:40
0x0d1n   ELF x86 - Ptrace 11 January 2021 at 22:00
tatayoyo   ELF x86 - Ptrace 10 January 2021 at 23:25
abbalpg14   ELF x86 - Ptrace 8 January 2021 at 14:57

 38 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide ELF x86 - 0 protection 15% 29397 5 g0uZ 10
pas_valide ELF x86 - Basic 12% 23803 5 g0uZ 10
pas_valide PE x86 - 0 protection 7% 12630 5 alejandr0 5
pas_valide ELF C++ - 0 protection 3% 6118 10 sourcePerrier 4
pas_valide PE DotNet - 0 protection 4% 6591 10 Geluchat 5
pas_valide ELF MIPS - Basic Crackme 1% 1935 15 s4r 2
pas_valide ELF x64 - Golang basic 1% 1403 15 jenaye 3
pas_valide ELF x86 - Fake Instructions 4% 6191 15 kmkz 5
pas_valide ELF x86 - Ptrace 3% 5406 15 g0uZ 3
pas_valide ELF ARM - Basic Crackme 2% 2553 20 0xmitsurugi 7
pas_valide ELF x64 - Basic KeygenMe 1% 297 20 fr0g 3
pas_valide PYC - ByteCode 2% 3743 20 Thanat0s 9
pas_valide ELF x86 - No software breakpoints 2% 2900 25 yodzeb 8
pas_valide MachO x64 - keygenme or not 1% 1069 25 /bin/ls 1
pas_valide ELF ARM - crackme 1337 1% 1645 30 2
pas_valide ELF x86 - CrackPass 2% 3554 30 Tosh 5
pas_valide ELF x86 - ExploitMe 2% 3171 30 kmkz 5
pas_valide ELF x86 - Random Crackme 2% 2492 30 kmkz 3
pas_valide GB - Basic GameBoy crackme 1% 702 30 jambon69 2
pas_valide PDF - Javascript 1% 1145 30 koma 1
pas_valide PE x86 - Xor Madness 1% 400 30 ENOENT 2
pas_valide ELF ARM - Crypted 1% 475 35 koma 2
pas_valide ELF x64 - Crackme automating 1% 605 35 0xmitsurugi 6
pas_valide PE x86 - SEHVEH 1% 862 35 Thanat0s 1
pas_valide APK - Anti-debug 1% 1645 40 cryptax 3
pas_valide ELF x64 - Nanomites - Introduction 1% 409 45 Phenol 2
pas_valide ELF x86 - Anti-debug 1% 1274 45 Tosh 3
pas_valide PE x86 - AutoPE 1% 586 45 Gr4ph0s 3
pas_valide ELF x86 - KeygenMe 1% 597 50 int_0x80 5
pas_valide ELF x64 - KeyGenMe 1% 21 60 rene-d 0
pas_valide ELF x64 - Anti-debug and equations 1% 282 65 0xmitsurugi 3
pas_valide ELF x64 - Nanomites 1% 225 70 Phenol 2
pas_valide ELF x86 - Packed 1% 319 70 Tosh 3
pas_valide PE x86 - RunPE 1% 695 75 Thanat0s 5
pas_valide ELF x86 - VM 1% 444 90 Thanat0s 7
pas_valide ELF x64 - Hidden Control Flow 1% 12 100 so3 0
pas_valide Ringgit 1% 34 110 Cryptanalyse 0
pas_valide White-Box Cryptography #2 1% 26 130 Cryptanalyse 1