#!/usr/bin/env python3 import asyncio import os from datetime import datetime from os import getenv from termcolor import colored from impacket.krb5.ccache import CCache from nxc.connection import connection from nxc.helpers.bloodhound import add_user_bh from nxc.logger import NXCAdapter from nxc.config import host_info_colors from nxc.config import process_secret from aardwolf.connection import RDPConnection from aardwolf.commons.queuedata.constants import VIDEO_FORMAT from aardwolf.commons.iosettings import RDPIOSettings from aardwolf.commons.target import RDPTarget from aardwolf.protocol.x224.constants import SUPP_PROTOCOLS from asyauth.common.credentials.ntlm import NTLMCredential from asyauth.common.credentials.kerberos import KerberosCredential from asyauth.common.constants import asyauthSecret from asysocks.unicomm.common.target import UniTarget, UniProto class rdp(connection): def __init__(self, args, db, host): self.domain = None self.server_os = None self.iosettings = RDPIOSettings() self.iosettings.channels = [] self.iosettings.video_out_format = VIDEO_FORMAT.RAW self.iosettings.clipboard_use_pyperclip = False self.protoflags_nla = [ SUPP_PROTOCOLS.SSL | SUPP_PROTOCOLS.RDP, SUPP_PROTOCOLS.SSL, SUPP_PROTOCOLS.RDP, ] self.protoflags = [ SUPP_PROTOCOLS.SSL | SUPP_PROTOCOLS.RDP, SUPP_PROTOCOLS.SSL, SUPP_PROTOCOLS.RDP, SUPP_PROTOCOLS.SSL | SUPP_PROTOCOLS.HYBRID, SUPP_PROTOCOLS.SSL | SUPP_PROTOCOLS.HYBRID_EX, ] width, height = args.res.upper().split("X") height = int(height) width = int(width) self.iosettings.video_width = width self.iosettings.video_height = height # servers dont support 8 any more :/ self.iosettings.video_bpp_min = 15 self.iosettings.video_bpp_max = 32 # PIL produces incorrect picture for some reason?! TODO: check bug self.iosettings.video_out_format = VIDEO_FORMAT.PNG # self.output_filename = None self.domain = None self.server_os = None self.url = None self.nla = True self.hybrid = False self.target = None self.auth = None self.rdp_error_status = { "0xc0000071": "STATUS_PASSWORD_EXPIRED", "0xc0000234": "STATUS_ACCOUNT_LOCKED_OUT", "0xc0000072": "STATUS_ACCOUNT_DISABLED", "0xc0000193": "STATUS_ACCOUNT_EXPIRED", "0xc000006E": "STATUS_ACCOUNT_RESTRICTION", "0xc000006F": "STATUS_INVALID_LOGON_HOURS", "0xc0000070": "STATUS_INVALID_WORKSTATION", "0xc000015B": "STATUS_LOGON_TYPE_NOT_GRANTED", "0xc0000224": "STATUS_PASSWORD_MUST_CHANGE", "0xc0000022": "STATUS_ACCESS_DENIED", "0xc000006d": "STATUS_LOGON_FAILURE", "0xc000006a": "STATUS_WRONG_PASSWORD ", "KDC_ERR_CLIENT_REVOKED": "KDC_ERR_CLIENT_REVOKED", "KDC_ERR_PREAUTH_FAILED": "KDC_ERR_PREAUTH_FAILED", } connection.__init__(self, args, db, host) # def proto_flow(self): # if self.create_conn_obj(): # if self.login() or (self.username == '' and self.password == ''): # if hasattr(self.args, 'module') and self.args.module: def proto_logger(self): self.logger = NXCAdapter( extra={ "protocol": "RDP", "host": self.host, "port": self.args.port, "hostname": self.hostname, } ) def print_host_info(self): nla = colored(f"nla:{self.nla}", host_info_colors[3], attrs=["bold"]) if self.nla else colored(f"nla:{self.nla}", host_info_colors[2], attrs=["bold"]) if self.domain is None: self.logger.display("Probably old, doesn't not support HYBRID or HYBRID_EX ({nla})") else: self.logger.display(f"{self.server_os} (name:{self.hostname}) (domain:{self.domain}) ({nla})") return True def create_conn_obj(self): self.target = RDPTarget(ip=self.host, domain="FAKE", port=self.args.port, timeout=self.args.rdp_timeout) self.auth = NTLMCredential(secret="pass", username="user", domain="FAKE", stype=asyauthSecret.PASS) self.check_nla() for proto in reversed(self.protoflags): try: self.iosettings.supported_protocols = proto self.conn = RDPConnection( iosettings=self.iosettings, target=self.target, credentials=self.auth, ) asyncio.run(self.connect_rdp()) except OSError as e: if "Errno 104" not in str(e): return False except Exception as e: if "TCPSocket" in str(e): return False if "Reason:" not in str(e): try: info_domain = self.conn.get_extra_info() except Exception: pass else: self.domain = info_domain["dnsdomainname"] self.hostname = info_domain["computername"] self.server_os = info_domain["os_guess"] + " Build " + str(info_domain["os_build"]) self.logger.extra["hostname"] = self.hostname self.output_filename = os.path.expanduser(f"~/.nxc/logs/{self.hostname}_{self.host}_{datetime.now().strftime('%Y-%m-%d_%H%M%S')}".replace(":", "-")) break if self.args.domain: self.domain = self.args.domain if self.args.local_auth: self.domain = self.hostname self.target = RDPTarget( ip=self.host, hostname=self.hostname, port=self.args.port, domain=self.domain, dc_ip=self.domain, timeout=self.args.rdp_timeout, ) return True def check_nla(self): for proto in self.protoflags_nla: try: self.iosettings.supported_protocols = proto self.conn = RDPConnection( iosettings=self.iosettings, target=self.target, credentials=self.auth, ) asyncio.run(self.connect_rdp()) if str(proto) == "SUPP_PROTOCOLS.RDP" or str(proto) == "SUPP_PROTOCOLS.SSL" or str(proto) == "SUPP_PROTOCOLS.SSL|SUPP_PROTOCOLS.RDP": self.nla = False return except Exception: pass async def connect_rdp(self): _, err = await asyncio.wait_for(self.conn.connect(), timeout=self.args.rdp_timeout) if err is not None: raise err def kerberos_login(self, domain, username, password="", ntlm_hash="", aesKey="", kdcHost="", useCache=False): try: lmhash = "" nthash = "" # This checks to see if we didn't provide the LM Hash if ntlm_hash.find(":") != -1: lmhash, nthash = ntlm_hash.split(":") self.hash = nthash else: nthash = ntlm_hash self.hash = ntlm_hash if lmhash: self.lmhash = lmhash if nthash: self.nthash = nthash kerb_pass = next(s for s in [nthash, password, aesKey] if s) if not all(s == "" for s in [nthash, password, aesKey]) else "" self.hostname + "." + self.domain password = password if password else nthash if useCache: stype = asyauthSecret.CCACHE if not password: password = password if password else getenv("KRB5CCNAME") if "/" in password: self.logger.fail("Kerberos ticket need to be on the local directory") return False ccache = CCache.loadFile(getenv("KRB5CCNAME")) ticketCreds = ccache.credentials[0] username = ticketCreds["client"].prettyPrint().decode().split("@")[0] else: stype = asyauthSecret.PASS if not nthash else asyauthSecret.NT kerberos_target = UniTarget(self.domain, 88, UniProto.CLIENT_TCP, proxies=None, dns=None, dc_ip=self.domain, domain=self.domain) self.auth = KerberosCredential( target=kerberos_target, secret=password, username=username, domain=domain, stype=stype, ) self.conn = RDPConnection(iosettings=self.iosettings, target=self.target, credentials=self.auth) asyncio.run(self.connect_rdp()) self.admin_privs = True self.logger.success( "{}\\{}{} {}".format( domain, username, ( # Show what was used between cleartext, nthash, aesKey and ccache " from ccache" if useCache else f":{process_secret(kerb_pass)}" ), self.mark_pwned(), ) ) if not self.args.local_auth: add_user_bh(username, domain, self.logger, self.config) return True except Exception as e: if "KDC_ERR" in str(e): reason = None for word in self.rdp_error_status: if word in str(e): reason = self.rdp_error_status[word] self.logger.fail( (f"{domain}\\{username}{' from ccache' if useCache else f':{process_secret(kerb_pass)}'} {f'({reason})' if reason else str(e)}"), color=("magenta" if ((reason or "CredSSP" in str(e)) and reason != "KDC_ERR_C_PRINCIPAL_UNKNOWN") else "red"), ) elif "Authentication failed!" in str(e): self.logger.success(f"{domain}\\{username}:{(process_secret(password))} {self.mark_pwned()}") elif "No such file" in str(e): self.logger.fail(e) else: reason = None for word in self.rdp_error_status: if word in str(e): reason = self.rdp_error_status[word] if str(e) == "cannot unpack non-iterable NoneType object": reason = "User valid but cannot connect" self.logger.fail( (f"{domain}\\{username}{' from ccache' if useCache else f':{process_secret(kerb_pass)}'} {f'({reason})' if reason else ''}"), color=("magenta" if ((reason or "CredSSP" in str(e)) and reason != "STATUS_LOGON_FAILURE") else "red"), ) return False def plaintext_login(self, domain, username, password): try: self.auth = NTLMCredential( secret=password, username=username, domain=domain, stype=asyauthSecret.PASS, ) self.conn = RDPConnection(iosettings=self.iosettings, target=self.target, credentials=self.auth) asyncio.run(self.connect_rdp()) self.admin_privs = True self.logger.success(f"{domain}\\{username}:{process_secret(password)} {self.mark_pwned()}") if not self.args.local_auth: add_user_bh(username, domain, self.logger, self.config) return True except Exception as e: if "Authentication failed!" in str(e): self.logger.success(f"{domain}\\{username}:{process_secret(password)} {self.mark_pwned()}") else: reason = None for word in self.rdp_error_status: if word in str(e): reason = self.rdp_error_status[word] if str(e) == "cannot unpack non-iterable NoneType object": reason = "User valid but cannot connect" self.logger.fail( (f"{domain}\\{username}:{process_secret(password)} {f'({reason})' if reason else ''}"), color=("magenta" if ((reason or "CredSSP" in str(e)) and reason != "STATUS_LOGON_FAILURE") else "red"), ) return False def hash_login(self, domain, username, ntlm_hash): try: self.auth = NTLMCredential( secret=ntlm_hash, username=username, domain=domain, stype=asyauthSecret.NT, ) self.conn = RDPConnection(iosettings=self.iosettings, target=self.target, credentials=self.auth) asyncio.run(self.connect_rdp()) self.admin_privs = True self.logger.success(f"{self.domain}\\{username}:{process_secret(ntlm_hash)} {self.mark_pwned()}") if not self.args.local_auth: add_user_bh(username, domain, self.logger, self.config) return True except Exception as e: if "Authentication failed!" in str(e): self.logger.success(f"{domain}\\{username}:{process_secret(ntlm_hash)} {self.mark_pwned()}") else: reason = None for word in self.rdp_error_status: if word in str(e): reason = self.rdp_error_status[word] if str(e) == "cannot unpack non-iterable NoneType object": reason = "User valid but cannot connect" self.logger.fail( (f"{domain}\\{username}:{process_secret(ntlm_hash)} {f'({reason})' if reason else ''}"), color=("magenta" if ((reason or "CredSSP" in str(e)) and reason != "STATUS_LOGON_FAILURE") else "red"), ) return False async def screen(self): try: self.conn = RDPConnection(iosettings=self.iosettings, target=self.target, credentials=self.auth) await self.connect_rdp() except Exception: return await asyncio.sleep(5) if self.conn is not None and self.conn.desktop_buffer_has_data is True: buffer = self.conn.get_desktop_buffer(VIDEO_FORMAT.PIL) filename = os.path.expanduser(f"~/.nxc/screenshots/{self.hostname}_{self.host}_{datetime.now().strftime('%Y-%m-%d_%H%M%S')}.png") buffer.save(filename, "png") self.logger.highlight(f"Screenshot saved {filename}") def screenshot(self): asyncio.run(self.screen()) async def nla_screen(self): # Otherwise it crash self.iosettings.supported_protocols = None self.auth = NTLMCredential(secret="", username="", domain="", stype=asyauthSecret.PASS) self.conn = RDPConnection(iosettings=self.iosettings, target=self.target, credentials=self.auth) await self.connect_rdp() await asyncio.sleep(int(self.args.screentime)) if self.conn is not None and self.conn.desktop_buffer_has_data is True: buffer = self.conn.get_desktop_buffer(VIDEO_FORMAT.PIL) filename = os.path.expanduser(f"~/.nxc/screenshots/{self.hostname}_{self.host}_{datetime.now().strftime('%Y-%m-%d_%H%M%S')}.png") buffer.save(filename, "png") self.logger.highlight(f"NLA Screenshot saved {filename}") def nla_screenshot(self): if not self.nla: asyncio.run(self.nla_screen())