NetExec/cme/loaders/module_loader.py

99 lines
3.4 KiB
Python
Executable File

import imp
import os
import sys
import cme
from cme.context import Context
from cme.logger import CMEAdapter
class module_loader:
def __init__(self, args, db, logger):
self.args = args
self.db = db
self.logger = logger
self.cme_path = os.path.expanduser('~/.cme')
def module_is_sane(self, module, module_path):
module_error = False
if not hasattr(module, 'name'):
self.logger.error('{} missing the name variable'.format(module_path))
module_error = True
elif not hasattr(module, 'description'):
self.logger.error('{} missing the description variable'.format(module_path))
module_error = True
#elif not hasattr(module, 'chain_support'):
# self.logger.error('{} missing the chain_support variable'.format(module_path))
# module_error = True
elif not hasattr(module, 'supported_protocols'):
self.logger.error('{} missing the supported_protocols variable'.format(module_path))
module_error = True
elif not hasattr(module, 'opsec_safe'):
self.logger.error('{} missing the opsec_safe variable'.format(module_path))
module_error = True
elif not hasattr(module, 'multiple_hosts'):
self.logger.error('{} missing the multiple_hosts variable'.format(module_path))
module_error = True
elif not hasattr(module, 'options'):
self.logger.error('{} missing the options function'.format(module_path))
module_error = True
elif not hasattr(module, 'on_login') and not (module, 'on_admin_login'):
self.logger.error('{} missing the on_login/on_admin_login function(s)'.format(module_path))
module_error = True
if module_error: return False
return True
def load_module(self, module_path):
try:
module = imp.load_source('payload_module', module_path).CMEModule()
if self.module_is_sane(module, module_path):
return module
except Exception as e:
self.logger.error('Failed loading module at {}: {}'.format(module_path, e))
return None
def get_modules(self):
modules = {}
modules_paths = [os.path.join(os.path.dirname(cme.__file__), 'modules'), os.path.join(self.cme_path, 'modules')]
for path in modules_paths:
for module in os.listdir(path):
if module[-3:] == '.py' and module != 'example_module.py':
module_path = os.path.join(path, module)
m = self.load_module(os.path.join(path, module))
if m and (self.args.protocol in m.supported_protocols):
modules[m.name] = {'path': os.path.join(path, module), 'description': m.description, 'options': m.options.__doc__}#'chain_support': m.chain_support}
return modules
def init_module(self, module_path):
module = None
module = self.load_module(module_path)
if module:
module_logger = CMEAdapter(extra={'module': module.name.upper()})
context = Context(self.db, module_logger, self.args)
module_options = {}
for option in self.args.module_options:
key, value = option.split('=', 1)
module_options[str(key).upper()] = value
module.options(context, module_options)
return module