Pollishing it up
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@ -28,62 +28,69 @@ victim's premises or to aid Password-Spraying efforts against exposed OWA
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interface.
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interface.
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Sample run:
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Sample run:
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```
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```
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user@host:~/ $ python3 mail.example.com
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PS D:\> python3 .\exchangeRecon.py 10.10.10.9
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Hostname: mail.example.com
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:: Exchange Reconnaisance Toolkit
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Tries to obtain internal IP address, Domain name and other clues by talking to Exchange
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Mariusz B. / mgeeky '19, <mb@binary-offensive.com>
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v0.1
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======[ Leaked clues about internal environment ]======
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Hostname: 10.10.10.9
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*) SSL Certificate Subject components:
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*) SSL Certificate Subject components:
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CN = mail.example.com
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CN = EXCH01
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*) Outlook Web App version leaked in OWA HTML source:
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*) Outlook Web App version leaked in OWA HTML source:
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14.0.639.21
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15.0.847
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(Exchange Server 2010 RTM; November 9, 2009; 14.0.639.21 14.00.0639.021)
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(Exchange Server 2013 SP1; February 25, 2014; 15.0.847.32 15.00.0847.032)
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*) IIS Version:
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*) IIS Version:
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Microsoft-IIS/7.5
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Microsoft-IIS/8.5
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*) ASP.Net Version:
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*) ASP.Net Version:
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2.0.50727
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4.0.30319
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*) Leaked Internal IP address:
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*) Leaked Internal IP address:
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10.10.13.250
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10.10.10.9
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*) Leaked Internal Domain name in NTLM challenge packet:
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*) Leaked Internal Domain name in NTLM challenge packet:
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Target Name: EXAMPLE
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Target Name: BANK
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Context:
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Context:
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Target:
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Target:
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AD domain name : EXAMPLE.LOCAL
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AD domain name : BANK
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Server name : EX05
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Server name : EXCH01
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DNS domain name : example.local
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DNS domain name : bank.corp
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FQDN : ex05.example.local
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FQDN : EXCH01.bank.corp
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Parent DNS domain : example.local
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Parent DNS domain : bank.corp
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Server Timestamp : 19-11-18 Mon 16:06:53 UTC
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Server Timestamp : 19-11-19 Tue 23:21:46 UTC
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OS Ver: ????????
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OS Ver: ????????
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Flags:
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Flags: - Negotiate Unicode
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- Negotiate Unicode
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- Request Target
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- Request Target
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- Negotiate NTLM
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- Negotiate NTLM
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- Negotiate Always Sign
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- Negotiate Always Sign
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- Target Type Domain
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- Target Type Domain
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- Negotiate NTLM2 Key
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- Negotiate NTLM2 Key
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- Negotiate Target Info
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- Negotiate Target Info
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- unknown
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- unknown
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- Negotiate 128
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- Negotiate 128
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- Negotiate 56
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- Negotiate 56
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*) Exchange supports legacy SMTP and returns following unusual capabilities:
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*) Exchange supports legacy SMTP and returns following unusual capabilities:
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mail.example.com Hello [192.168.0.100]
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EXCH01.bank.corp Hello [10.10.10.1]
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- 250-XEXCH50
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- This server supports the following commands:
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- 250-XRDST
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- AUTH
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- XSHADOW
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*) Results for SMTP User Enumeration attempts:
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*) Results for SMTP User Enumeration attempts:
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- [-] MAIL FROM:<test@[192.168.0.100]> returned: (501, "5.1.7 Invalid address")
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- [-] MAIL FROM:<test@[10.10.10.9]> returned: (501, "5.1.7 Invalid address")
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- [-] RCPT TO:<test@[192.168.0.100]> returned: (503, "5.5.2 Need mail command")
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- [-] RCPT TO:<test@[10.10.10.9]> returned: (503, "5.5.2 Need mail command")
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- [+] VRFY root returned: (252, "2.1.5 Cannot VRFY user")
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- [+] VRFY root returned: (252, "2.1.5 Cannot VRFY user")
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- [-] EXPN root returned: (502, "5.3.3 Command not implemented")
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- [-] EXPN root returned: (502, "5.3.3 Command not implemented")
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```
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```
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- **`host-scanner-via-udp.py`** - Running Hosts scanner leveraging ICMP Destination Unreachable response upon UDP closed port packet. Requires root/Administrator privileges. ([gist](https://gist.github.com/mgeeky/eae20db2d3dd4704fc6f04ea233bca9c))
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- **`host-scanner-via-udp.py`** - Running Hosts scanner leveraging ICMP Destination Unreachable response upon UDP closed port packet. Requires root/Administrator privileges. ([gist](https://gist.github.com/mgeeky/eae20db2d3dd4704fc6f04ea233bca9c))
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@ -1068,6 +1068,7 @@ class ExchangeRecon:
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'GSSAPI',
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'GSSAPI',
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'X-EXPS',
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'X-EXPS',
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'X-ANONYMOUSTLS',
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'X-ANONYMOUSTLS',
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'This server supports the following commands'
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)
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)
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unfiltered = set()
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unfiltered = set()
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@ -1082,7 +1083,7 @@ class ExchangeRecon:
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if len(unfiltered):
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if len(unfiltered):
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self.results["Exchange supports legacy SMTP and returns following unusual capabilities"] = '\n\t- '.join(unfiltered)
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self.results["Exchange supports legacy SMTP and returns following unusual capabilities"] = '\t- ' + '\n\t- '.join(unfiltered)
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try:
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try:
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server.quit()
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server.quit()
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