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Modules for expansion services, import and export in MISP
http://misp.github.io/misp-modules
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57 lines
2.0 KiB
57 lines
2.0 KiB
# -*- coding: utf-8 -*-
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import json
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from pyipasnhistory import IPASNHistory
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from pymisp import MISPAttribute, MISPEvent, MISPObject
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misperrors = {'error': 'Error'}
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mispattributes = {'input': ['ip-src', 'ip-dst'], 'format': 'misp_standard'}
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moduleinfo = {'version': '0.2', 'author': 'Raphaël Vinot',
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'description': 'Query an IP ASN history service (https://github.com/CIRCL/IP-ASN-history.git)',
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'module-type': ['expansion', 'hover']}
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def parse_result(attribute, values):
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event = MISPEvent()
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initial_attribute = MISPAttribute()
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initial_attribute.from_dict(**attribute)
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event.add_attribute(**initial_attribute)
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mapping = {'asn': ('AS', 'asn'), 'prefix': ('ip-src', 'subnet-announced')}
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print(values)
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for last_seen, response in values['response'].items():
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asn = MISPObject('asn')
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asn.add_attribute('last-seen', **{'type': 'datetime', 'value': last_seen})
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for feature, attribute_fields in mapping.items():
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attribute_type, object_relation = attribute_fields
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asn.add_attribute(object_relation, **{'type': attribute_type, 'value': response[feature]})
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asn.add_reference(initial_attribute.uuid, 'related-to')
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event.add_object(**asn)
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event = json.loads(event.to_json())
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return {key: event[key] for key in ('Attribute', 'Object')}
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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 request.get('attribute') and request['attribute'].get('type') in mispattributes['input']:
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toquery = request['attribute']['value']
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else:
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misperrors['error'] = "Unsupported attributes type"
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return misperrors
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ipasn = IPASNHistory()
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values = ipasn.query(toquery)
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if not values:
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misperrors['error'] = 'Unable to find the history of this IP'
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return misperrors
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return {'results': parse_result(request['attribute'], values)}
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def introspection():
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return mispattributes
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def version():
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return moduleinfo
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