ELF x86 - Ptrace

15 Points  0x0

Compiled with GCC32 4.3.4 on linux gentoo.

Author

g0uZ,  

Level  Difficulty

Validations

4714 Challengers 3%

Note  Notation

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193 Votes

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 2 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang date
SnowField   ELF x86 - Ptrace 18 February 2020 at 18:57
Yn0tH@ck1t   ELF x86 - Ptrace 18 February 2020 at 18:48
lewis   ELF x86 - Ptrace 18 February 2020 at 18:40
zima   ELF x86 - Ptrace 18 February 2020 at 17:32
yokésé   ELF x86 - Ptrace 18 February 2020 at 16:30
amine   ELF x86 - Ptrace 18 February 2020 at 14:43
Menthings   ELF x86 - Ptrace 16 February 2020 at 20:23
jjooa   ELF x86 - Ptrace 16 February 2020 at 18:55
Køsh   ELF x86 - Ptrace 16 February 2020 at 13:21
Mirasio   ELF x86 - Ptrace 14 February 2020 at 21:45

 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% 24718 5 g0uZ 10
pas_valide ELF x86 - Basic 12% 20139 5 g0uZ 10
pas_valide PE x86 - 0 protection 7% 10598 5 alejandr0 5
pas_valide ELF C++ - 0 protection 3% 4869 10 sourcePerrier 4
pas_valide PE DotNet - 0 protection 4% 5497 10 Geluchat 5
pas_valide ELF MIPS - Basic Crackme 1% 1245 15 stan1slas 2
pas_valide ELF x64 - Golang basic 1% 905 15 jenaye 3
pas_valide ELF x86 - Fake Instructions 4% 5422 15 kmkz 5
pas_valide ELF x86 - Ptrace 3% 4714 15 g0uZ 2
pas_valide ELF ARM - Basic Crackme 2% 2008 20 0xmitsurugi 6
pas_valide PYC - ByteCode 2% 3276 20 Thanat0s 9
pas_valide ELF x86 - No software breakpoints 2% 2532 25 yodzeb 7
pas_valide MachO x64 - keygenme or not 1% 866 25 /bin/ls 1
pas_valide ELF ARM - crackme 1337 1% 1379 30 2
pas_valide ELF x86 - CrackPass 2% 3013 30 Tosh 5
pas_valide ELF x86 - ExploitMe 2% 2787 30 kmkz 5
pas_valide ELF x86 - Random Crackme 2% 2173 30 kmkz 3
pas_valide GB - Basic GameBoy crackme 1% 476 30 jambon69 2
pas_valide PDF - Javascript 1% 982 30 koma 1
pas_valide PE x86 - Xor Madness 1% 223 30 ENOENT 2
pas_valide ELF ARM - Crypted 1% 435 35 koma 1
pas_valide ELF x64 - Crackme automating 1% 421 35 0xmitsurugi 6
pas_valide PE x86 - SEHVEH 1% 742 35 Thanat0s 1
pas_valide APK - Anti-debug 1% 1337 40 cryptax 3
pas_valide ELF x64 - Nanomites - Introduction 1% 307 45 Phenol 2
pas_valide ELF x86 - Anti-debug 1% 1095 45 Tosh 3
pas_valide PE x86 - AutoPE 1% 500 45 Gr4ph0s 3
pas_valide ELF x86 - KeygenMe 1% 485 50 int_0x80 5
pas_valide ELF x64 - Anti-debug and equations 1% 233 65 0xmitsurugi 3
pas_valide ELF x64 - Nanomites 1% 174 70 Phenol 1
pas_valide ELF x86 - Packed 1% 286 70 Tosh 3
pas_valide PE x86 - RunPE 1% 618 75 Thanat0s 5
pas_valide ELF x86 - VM 1% 397 90 Thanat0s 7
pas_valide Ringgit 1% 23 110 Cryptanalyse 0
pas_valide White-Box Cryptography #2 1% 13 130 Cryptanalyse 1