Skip to content
Go to file
Cannot retrieve contributors at this time
executable file 77 lines (63 sloc) 2.99 KB
import json
import pypdns
from pymisp import MISPAttribute, MISPEvent, MISPObject
mispattributes = {'input': ['hostname', 'domain', 'ip-src', 'ip-dst', 'ip-src|port', 'ip-dst|port'], 'format': 'misp_standard'}
moduleinfo = {'version': '0.2', 'author': 'Alexandre Dulaunoy',
'description': 'Module to access CIRCL Passive DNS',
'module-type': ['expansion', 'hover']}
moduleconfig = ['username', 'password']
class PassiveDNSParser():
def __init__(self, attribute, authentication):
self.misp_event = MISPEvent()
self.attribute = MISPAttribute()
self.pdns = pypdns.PyPDNS(basic_auth=authentication)
def get_results(self):
if hasattr(self, 'result'):
return self.result
event = json.loads(self.misp_event.to_json())
results = {key: event[key] for key in ('Attribute', 'Object')}
return {'results': results}
def parse(self):
value = self.attribute.value.split('|')[0] if '|' in self.attribute.type else self.attribute.value
results = self.pdns.query(value)
except Exception:
self.result = {'error': 'There is an authentication error, please make sure you supply correct credentials.'}
if not results:
self.result = {'error': 'Not found'}
mapping = {'count': 'counter', 'origin': 'text',
'time_first': 'datetime', 'rrtype': 'text',
'rrname': 'text', 'rdata': 'text',
'time_last': 'datetime'}
for result in results:
pdns_object = MISPObject('passive-dns')
for relation, attribute_type in mapping.items():
pdns_object.add_attribute(relation, type=attribute_type, value=result[relation])
pdns_object.add_reference(self.attribute.uuid, 'associated-to')
def handler(q=False):
if q is False:
return False
request = json.loads(q)
if not request.get('config'):
return {'error': 'CIRCL Passive DNS authentication is missing.'}
if not request['config'].get('username') or not request['config'].get('password'):
return {'error': 'CIRCL Passive DNS authentication is incomplete, please provide your username and password.'}
authentication = (request['config']['username'], request['config']['password'])
if not request.get('attribute'):
return {'error': 'Unsupported input.'}
attribute = request['attribute']
if not any(input_type == attribute['type'] for input_type in mispattributes['input']):
return {'error': 'Unsupported attributes type'}
pdns_parser = PassiveDNSParser(attribute, authentication)
return pdns_parser.get_results()
def introspection():
return mispattributes
def version():
moduleinfo['config'] = moduleconfig
return moduleinfo
You can’t perform that action at this time.