ELF x86 - Anti-debug

45 Points  

A small Linux program using many anti-dbg technics.

Author

Tosh,  

Level  Difficulty

Validations

990 Challengers 1%

Note  Notation

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97 Votes
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Solution 3 Solutions

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Challenge Results Challenge Results

Pseudo Challenge Lang date
Samote   ELF x86 - Anti-debug fr 19 August 2019 at 15:36
Alpha_root   ELF x86 - Anti-debug es 16 August 2019 at 13:35
Aterwyn   ELF x86 - Anti-debug fr 15 August 2019 at 19:35
Sicarius   ELF x86 - Anti-debug fr 15 August 2019 at 01:38
asmQT   ELF x86 - Anti-debug en 10 August 2019 at 21:24
IOM   ELF x86 - Anti-debug fr 10 August 2019 at 14:55
lgeffect   ELF x86 - Anti-debug en 8 August 2019 at 09:50
nobodyisnobody   ELF x86 - Anti-debug en 8 August 2019 at 05:30
Cactus5   ELF x86 - Anti-debug fr 2 August 2019 at 10:12
Htay   ELF x86 - Anti-debug fr 1 August 2019 at 15:50

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% 21283 5 g0uZ 10
pas_valide ELF x86 - Basic 13% 17413 5 g0uZ 10
pas_valide PE x86 - 0 protection 7% 9093 5 alejandr0 5
pas_valide ELF C++ - 0 protection 3% 3960 10 sourcePerrier 4
pas_valide PE DotNet - 0 protection 4% 4750 10 Geluchat 5
pas_valide ELF MIPS - Basic Crackme 1% 769 15 stan1slas 1
pas_valide ELF x64 - Golang basic 1% 578 15 jenaye 3
pas_valide ELF x86 - Fake Instructions 4% 4952 15 kmkz 4
pas_valide ELF x86 - Ptrace 3% 4278 15 g0uZ 2
pas_valide ELF ARM - Basic Crackme 2% 1655 20 0xmitsurugi 6
pas_valide PYC - ByteCode 3% 2936 20 Thanat0s 9
pas_valide ELF x86 - No software breakpoints 2% 2307 25 yodzeb 6
pas_valide MachO x64 - keygenme or not 1% 761 25 /bin/ls 1
pas_valide ELF ARM - crackme 1337 1% 1225 30 2
pas_valide ELF x86 - CrackPass 2% 2728 30 Tosh 5
pas_valide ELF x86 - ExploitMe 2% 2525 30 kmkz 5
pas_valide ELF x86 - Random Crackme 2% 1983 30 kmkz 3
pas_valide GB - Basic GameBoy crackme 1% 299 30 jambon69 2
pas_valide PDF - Javascript 1% 927 30 koma 1
pas_valide PE x86 - Xor Madness 1% 87 30 ENOENT 1
pas_valide ELF ARM - Crypted 1% 405 35 koma 1
pas_valide ELF x64 - Crackme automating 1% 337 35 0xmitsurugi 6
pas_valide PE x86 - SEHVEH 1% 670 35 Thanat0s 0
pas_valide APK - Anti-debug 1% 1109 40 cryptax 3
pas_valide ELF x64 - Nanomites - Introduction 1% 257 45 Phenol 2
pas_valide ELF x86 - Anti-debug 1% 990 45 Tosh 3
pas_valide PE x86 - AutoPE 1% 468 45 Gr4ph0s 3
pas_valide ELF x86 - KeygenMe 1% 438 50 int_0x80 5
pas_valide ELF x64 - Anti-debug and equations 1% 207 65 0xmitsurugi 3
pas_valide ELF x64 - Nanomites 1% 147 70 Phenol 1
pas_valide ELF x86 - Packed 1% 262 70 Tosh 3
pas_valide PE x86 - RunPE 1% 578 75 Thanat0s 4
pas_valide ELF x86 - VM 1% 359 115 Thanat0s 7
pas_valide White-Box Cryptography #2 1% 3 120 Cryptanalyse 0