Hack the Box: Digital Cube

Challenge Lab: Stego

Difficulty: Easy

“…Strathmore leaned forward and rotated his monitor toward Susan. The screen was black except for a small, white text box blinking in the middle.


TRANSLTR, the single best crypto-machine, could not crack this code. Maybe you can…”

Zip Password: hackthebox

sha256: ecd005e153f20cb1a057719345fcc67d897c107ee9df1521edf10549aee09fb7

When you first open the file, it’s just a bunch of 1’s and 0’s, so I’m thinking binary.

I threw it in a binary decoder (CyberChef) and didn’t get much:

I think things might have been coming out skewed here because there were no spaces? But I wasn’t about to go through and put in all the spaces manually.

I tried another decoder HERE:

This turned up a bunch of decimals. However, before I go exploring down that rabbit hole, I noticed when I was searching for this binary tool that there were a lot of other options:

Chuck Norris Unary Code, lol, why not?

Well, that unfortunately didn’t work.

I started randomly trying a bunch of the different binary decoder options, eventually using the “Image in Binary” one at the top, where I got these results:

Here we go! Let’s download and save this.

I searched for “decode QR code” and found a few different sites, eventually using this one HERE (and I also bookmarked it, there are a few other useful things it can decode).

And the flag is revealed!

Happy Hacking ❤




CTF Writeups to facilitate cyber education.

Love podcasts or audiobooks? Learn on the go with our new app.

Recommended from Medium

KODAKOne and Image Protect Sign Partnership Agreement

InfoSecSherpa’s News Round Up for Sunday, December 26, 2021

AWS Security Best Practices with Crowd Sentry

Data Protection Simplified — Our New Tag Line

Microsoft ION -Decentralized Identity

ARPA Becomes IEEE Corporate Member

Hackerslist.co — Effect of Hacking on Business

Ear to the ground: using the words people use

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store


CTF Writeups to facilitate cyber education.

More from Medium

Wazuh — TryHackMe

[Writeup]Hacktoria — Operation Runner

OverTheWire:~$ Bandit Level 4 → 5

Cyber ​​Apocalypse CTF 2022 — Wide Writeup