Ransom [easy]: HackTheBox Reversing Challenge (decrypt excel document)

Video walkthrough for retired HackTheBox (HTB) Reversing challenge "Ransom" [easy]: "We received an email from Microsoft Support recommending that we apply a critical patch to our Windows servers. A system administrator downloaded the attachment from the email and ran it, and now all our company data is encrypted. Can you help us decrypt our files?" - Hope you enjoy 🙂

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↢HackTheBox↣
https://app.hackthebox.eu/challenges/Ransom

↢Resources↣
https://ghidra.re/CheatSheet.html
https://cheatography.com/cactuarnation/cheat-sheets/gdb-and-pwndbg/
https://medium.com/@vignesh4303/reverse-engineering-resources-beginners-to-intermediate-guide-links-f64c207505ed

↢Chapters↣
Start - 0:00
Basic file checks - 0:25
Analyse in ghidra - 1:36
Decrypt with python script - 7:23
Finish off in Cyber-Chef - 10:39

Видео Ransom [easy]: HackTheBox Reversing Challenge (decrypt excel document) канала CryptoCat