k45w4ra

@k45w4ra

pwn reverse

discord linkedin blog

Published work

Writeups

pwn ● medium

bytes pwn challenge from CyCTF Luxor (How to make exit syscall leak from memory)

If you want to download the challenge and try to solve it by yourself this is the link for the challenge: Analysis First I make checksec to check the...

reverse-engineering binary-exploitation

@k45w4ra // CyCTF

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pwn ● medium

bil pwn challenge from CyCTF Luxor

Analysis First I made checksec to check the mitigations on the binary checksec ./apppatched Arch: amd64-64-little RELRO: Full RELRO Stack: No canary found NX:...

binary-exploitation exploit-development

@k45w4ra // CyCTF

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reverse ● medium

Egypt National Cybersecurity CTF 2025 | Tick Tock Malware Reverse Engineering Write up

1- Challenge Idea The Program TickTock.exe does the following: Builds an array of numbers from 1 to 105 as bytes Randomly selects 32 bytes from it → this...

malware-reversing reverse-engineering malware-analysis

@k45w4ra // Egypt National Cybersecurity CTF

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