$ ctf42

#anti-debugging CTF challenges

7 CTF challenges using anti-debugging from 7 CTFs (2021–2025), 7 with writeups.

Reverse · 7

Often combined with

#instrumentation-callback 1 #xor 1 #windows-reversing 1 #crackme 1 #reversing 1 #unpacking 1 #block-cipher 1 #meet-in-the-middle 1

Challenges

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Challenge CTF Weight Category Has
Tridea
#meet-in-the-middle (mitm)#block-cipher#anti-debugging
 VolgaCTF 2024 Quals 35.91 Reverse files wu 1
Painting_Windows
#anti-debugging#xor#windows-reversing
 UMDCTF 2021 – Reverse files wu 1
YAY
#anti-debugging#unpacking
 Securinets 2021 Quals 41.71 Reverse files wu 1
Confusion
#anti-debugging#reversing
 VishwaCTF 2022 20.79 Reverse files wu 1
molly
#anti-debugging#instrumentation-callback
 TRX 2025 – Reverse files wu 1
antistatic
#anti-debugging#crackme
 Union 2021 24.34 Reverse files wu 1
Anti
#anti-debugging
 ICHSA 2021 – Reverse files wu 1