HackTheBox - Granny and Grandpa

IppSec · Intermediate ·📰 AI News & Updates ·8y ago
Heads up. The pivot idea, was a pretty big fail. Should of prep'd more but was short on time. Enjoy watching me struggle, if you wanted to see the pivot stuff working I uploaded an updated video here: https://youtu.be/HQkDL-xh7es 1:50 - Nmap Results (Discovery of WebDav) 4:35 - DavTest 6:22 - HTTP PUT Upload Files 7:00 - MSFVenom Generate aspx payload 13:00 - User Shell Returned 16:23 - Get Admin Shell (ms14-070) 17:14 - Beginning of Pivot Fail. Socks Proxy 29:35 - Shell on Grandpa (CVE-2017-7269) 32:45 - Using portfwd to access ports not exposed to routable interfaces 34:45 - Cracking LM Hash Explanation 38:30 - Cracking LM Hashes via Hashcat 41:30 - Grandpa acts cranky. Revert. 42:30 - Expected behavior when exploiting via CVE-2017-7269. None of that auto system weirdness (45:20 gets admin) 45:50 - Using Hashcat to crack NTLM using LM Hashes 48:50 - Finally log into SMB using the portfwd from 32:45 49:07 - Random pivot attempt failure.
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Chapters (16)

1:50 Nmap Results (Discovery of WebDav)
4:35 DavTest
6:22 HTTP PUT Upload Files
7:00 MSFVenom Generate aspx payload
13:00 User Shell Returned
16:23 Get Admin Shell (ms14-070)
17:14 Beginning of Pivot Fail. Socks Proxy
29:35 Shell on Grandpa (CVE-2017-7269)
32:45 Using portfwd to access ports not exposed to routable interfaces
34:45 Cracking LM Hash Explanation
38:30 Cracking LM Hashes via Hashcat
41:30 Grandpa acts cranky. Revert.
42:30 Expected behavior when exploiting via CVE-2017-7269. None of that auto system
45:50 Using Hashcat to crack NTLM using LM Hashes
48:50 Finally log into SMB using the portfwd from 32:45
49:07 Random pivot attempt failure.
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