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"Cypher" by Hack The Box - An "Medium" Linux Box Writeup

·149 words·1 min
Lacroix Raphaël (Chepycou)
Author
Lacroix Raphaël (Chepycou)
I’m Raphaël LACROIX, a French computer scientist developping various applications in my free time ranging from definitely useless to somewhat usefull. I also do quite a lot of Capture the flag and cybersecurity challenges.
Table of Contents
Hack The Box Medium Boxes - This article is part of a series.
Part : This Article

This box is a “Medium” Linux box by HackTheBox

User flag
#

Uual first scans :
#

mkdir scans loot shares
nmap -A 10.10.11.57 -vvv -oA scans/first_scan
nmap -A 10.10.11.57 -vvv -p- -oA scans/full_scan
nmap -sU -A 10.10.11.57 --top-port 100 -vvv -oA scans/first_scan_udp
22/tcp open  ssh     syn-ack ttl 63 OpenSSH 9.6p1 Ubuntu 3ubuntu13.8 (Ubuntu Linux; protocol 2.0)
| ssh-hostkey: 
|   256 be:68:db:82:8e:63:32:45:54:46:b7:08:7b:3b:52:b0 (ECDSA)
| ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBMurODrr5ER4wj9mB2tWhXcLIcrm4Bo1lIEufLYIEBVY4h4ZROFj2+WFnXlGNqLG6ZB+DWQHRgG/6wg71wcElxA=
|   256 e5:5b:34:f5:54:43:93:f8:7e:b6:69:4c:ac:d6:3d:23 (ED25519)
|_ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEqadcsjXAxI3uSmNBA8HUMR3L4lTaePj3o6vhgPuPTi
80/tcp open  http    syn-ack ttl 63 nginx 1.24.0 (Ubuntu)
|_http-title: Did not follow redirect to http://cypher.htb/
| http-methods: 
|_  Supported Methods: GET HEAD POST OPTIONS
|_http-server-header: nginx/1.24.0 (Ubuntu)
The content of this article is currently restricted due to HackTheBox’s policies. This blog post will remain private until the machine is retired. Have fun and don’t hesitate to DM me to ask questions on the HTB discord ;)

In the meantime you can follow me on HTB :

Chepycou

Hack The Box Medium Boxes - This article is part of a series.
Part : This Article