ELF x64 - Anti-debug and equations

65 Points  

Warning: Weird anti-debug techniques

Author

0xmitsurugi,  

Level  Difficulty

Validations

197 Challengers 1%

Note  Notation

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50 Votes
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Solution 3 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang date
0xUKN   ELF x64 - Anti-debug and equations en 12 July 2019 at 05:46
perusse   ELF x64 - Anti-debug and equations en 9 July 2019 at 11:49
Quanthor_ic   ELF x64 - Anti-debug et equations fr 5 July 2019 at 10:43
YADDD   ELF x64 - Anti-debug et equations fr 3 July 2019 at 12:09
Iso3datel   ELF x64 - Anti-debug and equations en 2 July 2019 at 16:19
jan   ELF x64 - Anti-debug and equations en 16 June 2019 at 06:45
Slyfizz   ELF x64 - Anti-debug and equations en 11 June 2019 at 05:00
cyrillec   ELF x64 - Anti-debug et equations fr 9 June 2019 at 20:19
-Beta-   ELF x64 - Anti-debug and equations en 27 May 2019 at 09:20
nhathoang   ELF x64 - Anti-debug and equations en 27 May 2019 at 09:06

Challenges associated with this section 32 Challenges

Results Challenge's Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution
pas_valide ELF x86 - 0 protection 15% 20798 5 g0uZ 10
pas_valide ELF x86 - Basic 13% 17042 5 g0uZ 10
pas_valide PE x86 - 0 protection 7% 8886 5 alejandr0 5
pas_valide ELF C++ - 0 protection 3% 3843 10 sourcePerrier 4
pas_valide PE DotNet - 0 protection 4% 4647 10 Geluchat 5
pas_valide ELF MIPS - Basic Crackme 1% 692 15 s4r 1
pas_valide ELF x64 - Golang basic 1% 518 15 jenaye 2
pas_valide ELF x86 - Fake Instructions 4% 4884 15 kmkz 4
pas_valide ELF x86 - Ptrace 4% 4217 15 g0uZ 2
pas_valide ELF ARM - Basic Crackme 2% 1613 20 0xmitsurugi 6
pas_valide PYC - ByteCode 3% 2883 20 Thanat0s 9
pas_valide ELF x86 - No software breakpoints 2% 2270 25 yodzeb 6
pas_valide MachO x64 - keygenme or not 1% 736 25 /bin/ls 1
pas_valide ELF ARM - crackme 1337 1% 1204 30 2
pas_valide ELF x86 - CrackPass 2% 2670 30 Tosh 5
pas_valide ELF x86 - ExploitMe 2% 2485 30 kmkz 5
pas_valide ELF x86 - Random Crackme 2% 1945 30 kmkz 3
pas_valide GB - Basic GameBoy crackme 1% 264 30 jambon69 2
pas_valide PDF - Javascript 1% 915 30 koma 0
pas_valide ELF ARM - Crypted 1% 396 35 koma 1
pas_valide ELF x64 - Crackme automating 1% 312 35 0xmitsurugi 6
pas_valide PE x86 - SEHVEH 1% 654 35 Thanat0s 0
pas_valide APK - Anti-debug 1% 1079 40 cryptax 3
pas_valide ELF x64 - Nanomites - Introduction 1% 242 45 Phenol 2
pas_valide ELF x86 - Anti-debug 1% 974 45 Tosh 3
pas_valide PE x86 - AutoPE 1% 458 45 Gr4ph0s 3
pas_valide ELF x86 - KeygenMe 1% 431 50 int_0x80 5
pas_valide ELF x64 - Anti-debug and equations 1% 197 65 0xmitsurugi 3
pas_valide ELF x64 - Nanomites 1% 140 70 Phenol 1
pas_valide ELF x86 - Packed 1% 256 70 Tosh 3
pas_valide PE x86 - RunPE 1% 567 75 Thanat0s 3
pas_valide ELF x86 - VM 1% 349 115 Thanat0s 7