MISP-Taxii-Server/scripts/push_published_to_taxii.py

80 lines
2.2 KiB
Python

import os
import zmq
import sys
import json
import pymisp
import warnings
from pyaml import yaml
from cabby import create_client
import logging
# Set up logger
logging.basicConfig(level=logging.INFO)
log = logging.getLogger(__name__)
# Try to load in config
if "OPENTAXII_CONFIG" in os.environ:
config = yaml.load(open(os.environ["OPENTAXII_CONFIG"], "r"))
else:
config = { "domain" : "127.0.0.1:9000" ,
"zmq" : { "host" : "127.0.0.1", "port" : 50000 }
}
# Set up our ZMQ socket to recieve MISP JSON on publish
context = zmq.Context()
socket = context.socket(zmq.SUB)
log.info("Subscribing to tcp://{}:{}".format(
config["zmq"]["host"],
config["zmq"]["port"]
))
# Connect to the socket
socket.connect("tcp://{}:{}".format(
config["zmq"]["host"],
config["zmq"]["port"]
))
# Set the option to subscribe
socket.setsockopt_string(zmq.SUBSCRIBE, '')
# Connct to TAXII as well
cli = create_client(discovery_path="http://{}/services/discovery".format(config["domain"]))
cli.set_auth(username = config["taxii"]["auth"]["username"],
password = config["taxii"]["auth"]["password"]
)
while True:
# Wait for something to come in on the ZMQ socket
message = socket.recv().decode("utf-8")
log.info("Recieved a message!")
topic = message.split(' ', 1)[0]
if topic != 'misp_json':
log.info("Ignoring " + topic + "...")
continue
# Process the JSON payload
log.debug("Processing...")
payload = message[len(topic)+1:]
# Load the message JSON
msg = json.loads(payload)
log.debug(msg)
# Load it as a misp object for easy conversion to STIX
ev = pymisp.mispevent.MISPEvent()
ev.load(msg)
# Convert to STIX
pkg = pymisp.tools.stix.make_stix_package(ev)
log.debug("Loaded successfully!")
# Push the package to TAXII
cli.push(pkg.to_xml().decode("utf-8"), "urn:stix.mitre.org:xml:1.1.1",
uri="http://{}/services/inbox".format(config["domain"]),
collection_names=["collection"])
log.info("Pushed!")