ELF x64 - Anti-debug and equations

65 Points  

Warning: Weird anti-debug techniques

Author

0xmitsurugi,  

Level  Difficulty

Validations

213 Challengers 1%

Note  Notation

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51 Votes
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Solution 3 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang date
h1ben   ELF x64 - Anti-debug and equations de 13 September 2019 at 23:28
Lexsek   ELF x64 - Anti-debug et equations fr 11 September 2019 at 13:52
Th1b4ud   ELF x64 - Anti-debug et equations fr 11 September 2019 at 13:08
Max Stirner   ELF x64 - Anti-debug and equations en 8 September 2019 at 23:17
dxdx   ELF x64 - Anti-debug and equations en 31 August 2019 at 17:02
nobodyisnobody   ELF x64 - Anti-debug et equations fr 30 August 2019 at 07:21
Aterwyn   ELF x64 - Anti-debug et equations fr 18 August 2019 at 01:13
kaonashi   ELF x64 - Anti-debug and equations en 16 August 2019 at 00:58
Cactus5   ELF x64 - Anti-debug et equations fr 8 August 2019 at 09:26
Knowledge   ELF x64 - Anti-debug et equations fr 7 August 2019 at 21:55

Challenges associated with this section 34 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% 21666 5 g0uZ 10
pas_valide ELF x86 - Basic 12% 17706 5 g0uZ 10
pas_valide PE x86 - 0 protection 7% 9262 5 alejandr0 5
pas_valide ELF C++ - 0 protection 3% 4045 10 sourcePerrier 4
pas_valide PE DotNet - 0 protection 4% 4850 10 Geluchat 5
pas_valide ELF MIPS - Basic Crackme 1% 830 15 stan1slas 1
pas_valide ELF x64 - Golang basic 1% 621 15 jenaye 3
pas_valide ELF x86 - Fake Instructions 4% 4988 15 kmkz 4
pas_valide ELF x86 - Ptrace 3% 4323 15 g0uZ 2
pas_valide ELF ARM - Basic Crackme 2% 1690 20 0xmitsurugi 6
pas_valide PYC - ByteCode 3% 2975 20 Thanat0s 9
pas_valide ELF x86 - No software breakpoints 2% 2332 25 yodzeb 6
pas_valide MachO x64 - keygenme or not 1% 776 25 /bin/ls 1
pas_valide ELF ARM - crackme 1337 1% 1242 30 2
pas_valide ELF x86 - CrackPass 2% 2764 30 Tosh 5
pas_valide ELF x86 - ExploitMe 2% 2555 30 kmkz 5
pas_valide ELF x86 - Random Crackme 2% 2009 30 kmkz 3
pas_valide GB - Basic GameBoy crackme 1% 321 30 jambon69 2
pas_valide PDF - Javascript 1% 933 30 koma 1
pas_valide PE x86 - Xor Madness 1% 107 30 ENOENT 1
pas_valide ELF ARM - Crypted 1% 411 35 koma 1
pas_valide ELF x64 - Crackme automating 1% 347 35 0xmitsurugi 6
pas_valide PE x86 - SEHVEH 1% 682 35 Thanat0s 0
pas_valide APK - Anti-debug 1% 1133 40 cryptax 3
pas_valide ELF x64 - Nanomites - Introduction 1% 265 45 Phenol 2
pas_valide ELF x86 - Anti-debug 1% 1006 45 Tosh 3
pas_valide PE x86 - AutoPE 1% 471 45 Gr4ph0s 3
pas_valide ELF x86 - KeygenMe 1% 447 50 int_0x80 5
pas_valide ELF x64 - Anti-debug and equations 1% 213 65 0xmitsurugi 3
pas_valide ELF x64 - Nanomites 1% 151 70 Phenol 1
pas_valide ELF x86 - Packed 1% 265 70 Tosh 3
pas_valide PE x86 - RunPE 1% 585 75 Thanat0s 4
pas_valide ELF x86 - VM 1% 365 115 Thanat0s 7
pas_valide White-Box Cryptography #2 1% 7 120 Cryptanalyse 0