mirror of https://github.com/MISP/misp-modules
164 lines
8.0 KiB
Python
164 lines
8.0 KiB
Python
import json
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from pymisp import MISPEvent
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from collections import defaultdict
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import base64
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misperrors = {'error': 'Error'}
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moduleinfo = {'version': '1', 'author': 'Christian Studer',
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'description': '',
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'module-type': ['export']}
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moduleconfig = []
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mispattributes = {}
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outputFileExtension = "xml"
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responseType = "application/xml"
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objects_to_parse = ['transaction', 'bank-account', 'person', 'entity', 'geolocation']
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goAMLmapping = {'bank-account': 't_account', 'institution-code': 'institution_code', 'iban': 'iban',
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'swift': 'swift', 'branch': 'branch', 'non-banking-institution': 'non_bank_institution',
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'account': 'account', 'currency-code': 'currency_code', 'account-name': 'account_name',
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'client-number': 'client_number', 'personal-account-type': 'personal_account_type',
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'opened': 'opened', 'closed': 'closed', 'balance': 'balance', 'status-code': 'status_code',
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'beneficiary': 'beneficiary', 'beneficiary-comment': 'beneficiary_comment', 'comments': 'comments',
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'person': 't_person', 'text': 'comments', 'first-name': 'first_name', 'middle-name': 'middle_name',
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'last-name': 'last_name', 'mothers-name': 'mothers_name', 'title': 'title', 'alias': 'alias',
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'date-of-birth': 'birthdate', 'place-of-birth': 'birth_place', 'gender': 'gender',
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'passport-number': 'passport_number', 'passport-country': 'passport_country',
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'social-security-number': 'ssn', 'nationality': 'nationality1', 'identity-card-number': 'id_number',
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'geolocation': 'location', 'city': 'city', 'region': 'state', 'country': 'country-code',
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'address': 'address', 'zipcode': 'zip',
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'transaction': 'transaction', 'transaction-number': 'transactionnumber', 'date': 'date_transaction',
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'location': 'transaction_location', 'transmode-code': 'transmode_code', 'amount': 'amount_local',
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'transmode-comment': 'transmode_comment', 'date-posting': 'date_posting',
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'legal-entity': 'entity', 'name': 'name', 'commercial-name': 'commercial_name', 'business': 'business',
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'legal-form': 'incorporation_legal_form', 'registration-number': 'incorporation_number',
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'phone-number': 'phone'}
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referencesMapping = {'bank-account': {'aml_type': '{}_account', 'bracket': 't_{}'},
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'person': {'transaction': {'aml_type': '{}_person', 'bracket': 't_{}'}, 'bank-account': {'aml_type': 't_person', 'bracket': 'signatory'}},
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'legal-entity': {'transaction': {'aml_type': '{}_entity', 'bracket': 't_{}'}, 'bank-account': {'aml_type': 'entity'}},
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'geolocation': {'aml_type': 'address', 'bracket': 'addresses'}}
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class GoAmlGeneration(object):
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def __init__(self, config):
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self.config = config
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self.parsed_uuids = defaultdict(list)
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def from_event(self, event):
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self.misp_event = MISPEvent()
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self.misp_event.load(event)
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def parse_objects(self):
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uuids = defaultdict(list)
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report_code = []
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currency_code = []
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for obj in self.misp_event.objects:
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obj_type = obj.name
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uuids[obj_type].append(obj.uuid)
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if obj_type == 'bank-account':
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try:
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report_code.append(obj.get_attributes_by_relation('report-code')[0])
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currency_code.append(obj.get_attributes_by_relation('currency-code')[0])
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except:
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print('report_code or currency_code error')
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self.uuids, self.report_codes, self.currency_codes = uuids, report_code, currency_code
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def build_xml(self):
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self.xml = {'header': "<report><rentity_id>{}</rentity_id>".format(self.config),
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'data': ""}
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for trans_uuid in self.uuids.get('transaction'):
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self.itterate('transaction', 'transaction', trans_uuid, 'data')
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person_to_parse = [person_uuid for person_uuid in self.uuids.get('person') if person_uuid not in self.parsed_uuids.get('person')]
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if len(person_to_parse) == 1:
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self.itterate('person', 'reporting_person', person_to_parse[0], 'header')
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location_to_parse = [location_uuid for location_uuid in self.uuids.get('geolocation') if location_uuid not in self.parsed_uuids.get('geolocation')]
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if len(location_to_parse) == 1:
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self.itterate('geolocation', 'location', location_to_parse[0], 'header')
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self.xml['data'] += "</report>"
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def itterate(self, object_type, aml_type, uuid, xml_part):
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self.xml[xml_part] += "<{}>".format(aml_type)
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obj = self.misp_event.get_object_by_uuid(uuid)
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self.fill_xml(obj, xml_part)
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self.parsed_uuids[object_type].append(uuid)
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if obj.ObjectReference:
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for ref in obj.ObjectReference:
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uuid = ref.referenced_uuid
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next_object_type = ref.Object.get('name')
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relationship_type = ref.relationship_type
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self.parse_references(object_type, next_object_type, uuid, relationship_type, xml_part)
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self.xml[xml_part] += "</{}>".format(aml_type)
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def fill_xml(self, obj, xml_part):
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for attribute in obj.attributes:
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if obj.name == 'bank-account' and attribute.object_relation in ('personal-account-type', 'status-code'):
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attribute_value = attribute.value.split(' - ')[0]
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else:
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attribute_value = attribute.value
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try:
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self.xml[xml_part] += "<{0}>{1}</{0}>".format(goAMLmapping[attribute.object_relation], attribute_value)
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except KeyError:
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pass
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def parse_references(self, object_type, next_object_type, uuid, relationship_type, xml_part):
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try:
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next_aml_type = referencesMapping[next_object_type][object_type].get('aml_type').format(relationship_type.split('_')[0])
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try:
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bracket = referencesMapping[next_object_type][object_type].get('bracket').format(relationship_type)
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self.xml[xml_part] += "<{}>".format(bracket)
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self.itterate(next_object_type, next_aml_type, uuid, xml_part)
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self.xml[xml_part] += "</{}>".format(bracket)
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except KeyError:
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self.itterate(next_object_type, next_aml_type, uuid, xml_part)
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except KeyError:
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next_aml_type = referencesMapping[next_object_type].get('aml_type').format(relationship_type.split('_')[0])
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bracket = referencesMapping[next_object_type].get('bracket').format(relationship_type)
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self.xml[xml_part] += "<{}>".format(bracket)
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self.itterate(next_object_type, next_aml_type, uuid, xml_part)
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self.xml[xml_part] += "</{}>".format(bracket)
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def handler(q=False):
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if q is False:
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return False
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request = json.loads(q)
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if 'data' not in request:
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return False
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if not request.get('config') and not request['config'].get('rentity_id'):
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misperrors['error'] = "Configuration error."
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return misperrors
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config = request['config'].get('rentity_id')
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export_doc = GoAmlGeneration(config)
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export_doc.from_event(request['data'][0])
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export_doc.parse_objects()
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export_doc.build_xml()
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exp_doc = "{}{}".format(export_doc.xml.get('header'), export_doc.xml.get('data'))
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return {'response': [], 'data': str(base64.b64encode(bytes(exp_doc, 'utf-8')), 'utf-8')}
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def introspection():
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modulesetup = {}
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try:
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responseType
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modulesetup['responseType'] = responseType
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except NameError:
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pass
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try:
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userConfig
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modulesetup['userConfig'] = userConfig
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except NameError:
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pass
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try:
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outputFileExtension
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modulesetup['outputFileExtension'] = outputFileExtension
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except NameError:
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pass
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try:
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inputSource
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mmoduleSetup['inputSource'] = inputSource
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except NameError:
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pass
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return modulesetup
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def version():
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moduleinfo['config'] = moduleconfig
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return moduleinfo
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