2 :80

http://10.10.10.13/
apache landing page

Most HTB boxes when have DNS port open, usually need to add to /etc/hosts file
# after adding to /etc/hosts
cronos.htb loads

$ gobuster dir -u http://cronos.htb -w /usr/share/wordlists/dirbuster/directory-list-2.3-medium.txt -t 80 -x php,html,txt
===============================================================
2021/08/04 21:00:37 Starting gobuster in directory enumeration mode
===============================================================
/index.php            (Status: 200) [Size: 2319]
/css                  (Status: 301) [Size: 306] [--> http://cronos.htb/css/]
/js                   (Status: 301) [Size: 305] [--> http://cronos.htb/js/]
/robots.txt           (Status: 200) [Size: 24]

# FFUF
css                     [Status: 301, Size: 306, Words: 20, Lines: 10]
favicon.ico             [Status: 200, Size: 0, Words: 1, Lines: 1]
index.php               [Status: 200, Size: 2319, Words: 990, Lines: 86]
js                      [Status: 301, Size: 305, Words: 20, Lines: 10]
robots.txt              [Status: 200, Size: 24, Words: 2, Lines: 3]
server-status           [Status: 403, Size: 298, Words: 22, Lines: 12]
web.config              [Status: 200, Size: 914, Words: 209, Lines: 24]

http://cronos.htb/robots.txt
User-agent: *
Disallow:

http://cronos.htb/web.config
<configuration>
  <system.webServer>
    <rewrite>
      <rules>
        <rule name="Imported Rule 1" stopProcessing="true">
          <match url="^(.*)/$" ignoreCase="false" />
          <conditions>
            <add input="{REQUEST_FILENAME}" matchType="IsDirectory" ignoreCase="false" negate="true" />
          </conditions>
          <action type="Redirect" redirectType="Permanent" url="/{R:1}" />
        </rule>
        <rule name="Imported Rule 2" stopProcessing="true">
          <match url="^" ignoreCase="false" />
          <conditions>
            <add input="{REQUEST_FILENAME}" matchType="IsDirectory" ignoreCase="false" negate="true" />
            <add input="{REQUEST_FILENAME}" matchType="IsFile" ignoreCase="false" negate="true" />
          </conditions>
          <action type="Rewrite" url="index.php" />
        </rule>
      </rules>
    </rewrite>
  </system.webServer>
</configuration>