Footprinting Lab - Easy

chevron-rightNmap Scanhashtag
โ”Œโ”€[root@parrot]โ”€[/home/z3tssu]
โ””โ”€โ”€โ•ผ nmap 10.129.122.64 
Starting Nmap 7.94SVN ( https://nmap.org ) at 2025-03-07 20:12 +04
Nmap scan report for 10.129.122.64
Host is up (0.30s latency).
Not shown: 996 closed tcp ports (reset)
PORT     STATE SERVICE
21/tcp   open  ftp
22/tcp   open  ssh
53/tcp   open  domain
2121/tcp open  ccproxy-ftp

Nmap done: 1 IP address (1 host up) scanned in 36.13 seconds

โ”Œโ”€[โœ—]โ”€[root@parrot]โ”€[/home/z3tssu]
โ””โ”€โ”€โ•ผ nmap 10.129.122.64 -sV -sC -p21,22,53,2121
Starting Nmap 7.94SVN ( https://nmap.org ) at 2025-03-07 20:16 +04
Nmap scan report for 10.129.122.64
Host is up (0.29s latency).

PORT     STATE SERVICE VERSION
21/tcp   open  ftp
| fingerprint-strings: 
|   GenericLines: 
|     220 ProFTPD Server (ftp.int.inlanefreight.htb) [10.129.122.64]
|     Invalid command: try being more creative
|_    Invalid command: try being more creative
22/tcp   open  ssh     OpenSSH 8.2p1 Ubuntu 4ubuntu0.2 (Ubuntu Linux; protocol 2.0)
| ssh-hostkey: 
|   3072 3f:4c:8f:10:f1:ae:be:cd:31:24:7c:a1:4e:ab:84:6d (RSA)
|   256 7b:30:37:67:50:b9:ad:91:c0:8f:f7:02:78:3b:7c:02 (ECDSA)
|_  256 88:9e:0e:07:fe:ca:d0:5c:60:ab:cf:10:99:cd:6c:a7 (ED25519)
53/tcp   open  domain  ISC BIND 9.16.1 (Ubuntu Linux)
| dns-nsid: 
|_  bind.version: 9.16.1-Ubuntu
2121/tcp open  ftp
| fingerprint-strings: 
|   GenericLines: 
|     220 ProFTPD Server (Ceil's FTP) [10.129.122.64]
|     Invalid command: try being more creative
|_    Invalid command: try being more creative
2 services unrecognized despite returning data. If you know the service/version, please submit the following fingerprints at https://nmap.org/cgi-bin/submit.cgi?new-service :
==============NEXT SERVICE FINGERPRINT (SUBMIT INDIVIDUALLY)==============
SF-Port21-TCP:V=7.94SVN%I=7%D=3/7%Time=67CB1BF2%P=x86_64-pc-linux-gnu%r(Ge
SF:nericLines,9C,"220\x20ProFTPD\x20Server\x20\(ftp\.int\.inlanefreight\.h
SF:tb\)\x20\[10\.129\.122\.64\]\r\n500\x20Invalid\x20command:\x20try\x20be
SF:ing\x20more\x20creative\r\n500\x20Invalid\x20command:\x20try\x20being\x
SF:20more\x20creative\r\n");
==============NEXT SERVICE FINGERPRINT (SUBMIT INDIVIDUALLY)==============
SF-Port2121-TCP:V=7.94SVN%I=7%D=3/7%Time=67CB1BF2%P=x86_64-pc-linux-gnu%r(
SF:GenericLines,8D,"220\x20ProFTPD\x20Server\x20\(Ceil's\x20FTP\)\x20\[10\
SF:.129\.122\.64\]\r\n500\x20Invalid\x20command:\x20try\x20being\x20more\x
SF:20creative\r\n500\x20Invalid\x20command:\x20try\x20being\x20more\x20cre
SF:ative\r\n");
Service Info: OS: Linux; CPE: cpe:/o:linux:linux_kernel

Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 109.45 seconds
chevron-rightDig zone transfer hashtag
โ”Œโ”€[root@parrot]โ”€[/home/z3tssu]
โ””โ”€โ”€โ•ผ #dig axfr inlanefreight.htb @10.129.75.47

; <<>> DiG 9.18.33-1~deb12u2-Debian <<>> axfr inlanefreight.htb @10.129.75.47
;; global options: +cmd
inlanefreight.htb.	604800	IN	SOA	inlanefreight.htb. root.inlanefreight.htb. 2 604800 86400 2419200 604800
inlanefreight.htb.	604800	IN	TXT	"MS=ms97310371"
inlanefreight.htb.	604800	IN	TXT	"atlassian-domain-verification=t1rKCy68JFszSdCKVpw64A1QksWdXuYFUeSXKU"
inlanefreight.htb.	604800	IN	TXT	"v=spf1 include:mailgun.org include:_spf.google.com include:spf.protection.outlook.com include:_spf.atlassian.net ip4:10.129.124.8 ip4:10.129.127.2 ip4:10.129.42.106 ~all"
inlanefreight.htb.	604800	IN	NS	ns.inlanefreight.htb.
app.inlanefreight.htb.	604800	IN	A	10.129.18.15
internal.inlanefreight.htb. 604800 IN	A	10.129.1.6
mail1.inlanefreight.htb. 604800	IN	A	10.129.18.201
ns.inlanefreight.htb.	604800	IN	A	10.129.34.136
inlanefreight.htb.	604800	IN	SOA	inlanefreight.htb. root.inlanefreight.htb. 2 604800 86400 2419200 604800
;; Query time: 319 msec
;; SERVER: 10.129.75.47#53(10.129.75.47) (TCP)
;; WHEN: Sat Mar 08 17:09:16 +04 2025
;; XFR size: 10 records (messages 1, bytes 540)

chevron-rightAdd the discovered Sub domain to etc/hostshashtag

chevron-rightPerform DNS enumeration using dnsenum hashtag
dnsenum --dnsserver STMIP --enum -p 0 -s 0 -f /usr/share/wordlists/seclists/Discovery/DNS/subdomains-top1million-5000.txt internal.inlanefreight.htb
-----   internal.inlanefreight.htb   -----


Host's addresses:
__________________



Name Servers:
______________

ns.inlanefreight.htb.                    604800   IN    A        10.129.34.136


Mail (MX) Servers:
___________________



Trying Zone Transfers and getting Bind Versions:
_________________________________________________

unresolvable name: ns.inlanefreight.htb at /usr/bin/dnsenum line 900 thread 2.

Trying Zone Transfer for internal.inlanefreight.htb on ns.inlanefreight.htb ... 
AXFR record query failed: no nameservers


Brute forcing with /usr/share/wordlists/seclists/Discovery/DNS/subdomains-top1million-5000.txt:
________________________________________________________________________________________________

ftp.internal.inlanefreight.htb.          604800   IN    A         127.0.0.1
ns.internal.inlanefreight.htb.           604800   IN    A        10.129.34.136
vpn.internal.inlanefreight.htb.          604800   IN    A        10.129.1.6
mail1.internal.inlanefreight.htb.        604800   IN    A        10.129.18.200
wsus.internal.inlanefreight.htb.         604800   IN    A        10.129.18.2
ws1.internal.inlanefreight.htb.          604800   IN    A        10.129.1.34

chevron-rightAdd the discovered DNS record to the /etc/hostshashtag
oot@parrot]โ”€[/home/z3tssu/HTB/footprint/easy]
โ””โ”€โ”€โ•ผ #cat /etc/hosts
# Host addresses
127.0.0.1  localhost
127.0.1.1  parrot
::1        localhost ip6-localhost ip6-loopback
ff02::1    ip6-allnodes
ff02::2    ip6-allrouters
10.129.75.47	internal.inlanefreight.htb
10.129.75.47	ftp.internal.inlanefreight.htb
10.129.42.249 gettingstarted.htb
# Others
โ”Œโ”€[root@parrot]โ”€[/home/z3tssu/HTB/footprint/easy]

chevron-rightnmap ftp.internal.inlanefreight.htbhashtag
โ”Œโ”€[root@parrot]โ”€[/home/z3tssu/HTB/footprint/easy]
โ””โ”€โ”€โ•ผ #nmap -T4 ftp.internal.inlanefreight.htb
Starting Nmap 7.94SVN ( https://nmap.org ) at 2025-03-08 17:31 +04
Nmap scan report for ftp.internal.inlanefreight.htb (10.129.75.47)
Host is up (0.33s latency).
rDNS record for 10.129.75.47: internal.inlanefreight.htb
Not shown: 996 closed tcp ports (reset)
PORT     STATE SERVICE
21/tcp   open  ftp
22/tcp   open  ssh
53/tcp   open  domain
2121/tcp open  ccproxy-ftp

Nmap done: 1 IP address (1 host up) scanned in 2.82 second

chevron-rightFTP into ftp.internal.inlanefreight.htb on port 2121hashtag
  • need to recall the details written in the assessment's lab scenario. Specifically, that the credentials ceil:qwer1234

chevron-rightEnumerate the Directories to finds files hashtag

Accessing server via SSH with found id_rsa keys

  1. After you ahve downlaoded the id_rsa from the server, it will be stored on that attacker machine

Changing permission of the id_rsa

Accessing server via SSH and user Ceil

Getting the Flag

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