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https://github.com/AbdullahRizwan101/CTF-Writeups
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89 lines
No EOL
2.6 KiB
Markdown
89 lines
No EOL
2.6 KiB
Markdown
# HackMyVM-Number
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## NMAP
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```
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Nmap scan report for 192.168.1.99
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Host is up (0.00014s latency).
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Not shown: 65533 closed ports
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PORT STATE SERVICE VERSION
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22/tcp open ssh OpenSSH 7.9p1 Debian 10+deb10u2 (protocol 2.0)
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| ssh-hostkey:
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| 2048 2f:90:c5:7c:a1:62:89:3a:ec:ea:c3:51:fa:77:f8:3f (RSA)
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| 256 8e:21:71:85:04:3d:a7:db:1d:e6:6f:16:27:0c:0d:c9 (ECDSA)
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|_ 256 e2:39:c7:eb:f2:6d:53:0f:fd:3c:2c:05:31:c9:5b:f2 (ED25519)
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80/tcp open http nginx 1.14.2
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|_http-server-header: nginx/1.14.2
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|_http-title: Site doesn't have a title (text/html).
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MAC Address: 08:00:27:3B:F9:C5 (Oracle VirtualBox virtual NIC)
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Service Info: OS: Linux; CPE: cpe:/o:linux:linux_kernel
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Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
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Nmap done: 1 IP address (1 host up) scanned in 8.55 seconds
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```
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## PORT 80
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<img src="https://imgur.com/B3fu5k5.png"/>
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I ran gobuster
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<img src="https://imgur.com/vPgWLPL.png"/>
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Then I ran feroxbuster
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<img src="https://imgur.com/9mimxWa.png"/>
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But going to `whoami.php`
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<img src="https://imgur.com/AexZHjr.png"/>
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`command.php`
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<img src="https://imgur.com/D5IIPBn.png"/>
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All of this Lead to nowhere however we could bruteforce the pin using hydra for that we need to make a wordlists of numbers with a length of 4.
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<img src="https://imgur.com/gxYm1VJ.png"/>
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<img src="https://imgur.com/DSe4S4o.png"/>
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<img src="https://imgur.com/mnB5WtU.png"/>
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Now if we go back to `whoami.php`
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<img src="https://imgur.com/jrVQHc6.png"/>
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Go back to `/admin` and login as `melon` with the pin you found
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<img src="https://imgur.com/bZn8nw0.png"/>
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<img src="https://imgur.com/MDZg69J.png"/>
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If we enter a string to check for rce it will show us a message that only numbers are allowed
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<img src="https://imgur.com/eRt51P5.png"/>
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Convert your IP address to decimal also launch wireshark and start analyze the network interface when you input the converted IP.
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<img src="https://imgur.com/IKT51vS.png"/>
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<img src="https://imgur.com/mhKuSn9.png"/>
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Here I searched for target IP which is `192.168.1.99` which was trying to connect to port 4444 of our IP so we know that we need to listen for port 4444 on our netcat.
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<img src="https://imgur.com/V8j4KKP.png"/>
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Running linpeas I found capabilites
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<img src="https://imgur.com/EOYQ1GE.png"/>
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But these must be run as sudo
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I guess the password of `melon` as `melon` and was logged in then I knew from the capability we found about `hping` search for escalation on gtfobins
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<img src="https://imgur.com/4LiAdEa.png"/>
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Then all I had to was to run it with sudo
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<img src="https://imgur.com/Td90Myu.png"/> |