mirror of
https://github.com/ail-project/ail-framework.git
synced 2024-11-10 08:38:28 +00:00
248 lines
8.6 KiB
Python
Executable file
248 lines
8.6 KiB
Python
Executable file
#!/usr/bin/env python3
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# -*-coding:UTF-8 -*
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import os
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import sys
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import uuid
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from hashlib import sha1, sha256
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sys.path.append(os.environ['AIL_BIN'])
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from lib.objects import ail_objects
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from lib.objects import Items
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# MISP
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from pymisp import MISPEvent, MISPObject, PyMISP
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# # TODO: deplace me in another fil
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def get_global_id(obj_type, obj_id, obj_subtype=None):
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if obj_subtype:
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return '{}:{}:{}'.format(obj_type, obj_subtype, obj_id)
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else:
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return '{}:{}'.format(obj_type, obj_id)
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# sub type
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# obj type
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# obj value
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def get_global_id_from_id(global_id):
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obj_meta = {}
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global_id = global_id.split(':', 3)
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if len(global_id) > 2:
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obj_meta['type'] = global_id[0]
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obj_meta['subtype'] = global_id[1]
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obj_meta['id'] = global_id[2]
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else:
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obj_meta['type'] = global_id[0]
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obj_meta['subtype'] = ''
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obj_meta['id'] = global_id[1]
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return obj_meta
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def get_import_dir():
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return os.path.join(os.environ['AIL_HOME'], 'temp/import')
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def sanitize_import_file_path(filename):
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IMPORT_FOLDER = get_import_dir()
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filename = os.path.join(IMPORT_FOLDER, filename)
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filename = os.path.realpath(filename)
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# path traversal
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if not os.path.commonprefix([filename, IMPORT_FOLDER]) == IMPORT_FOLDER:
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return os.path.join(IMPORT_FOLDER, str(uuid.uuid4()) + '.json')
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# check if file already exist
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if os.path.isfile(filename):
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return os.path.join(IMPORT_FOLDER, str(uuid.uuid4()) + '.json')
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return filename
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def get_misp_obj_tag(misp_obj):
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if misp_obj.attributes:
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misp_tags = misp_obj.attributes[0].tags
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tags = []
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for misp_tag in misp_tags:
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tags.append(misp_tag.name)
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return tags
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else:
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return []
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def get_object_metadata(misp_obj):
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obj_meta = {}
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if 'first_seen' in misp_obj.keys():
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obj_meta['first_seen'] = misp_obj.first_seen
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if 'last_seen' in misp_obj.keys():
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obj_meta['last_seen'] = misp_obj.last_seen
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obj_meta['tags'] = get_misp_obj_tag(misp_obj)
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return obj_meta
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def unpack_item_obj(map_uuid_global_id, misp_obj):
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obj_meta = get_object_metadata(misp_obj)
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obj_id = None
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io_content = None
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for attribute in misp_obj.attributes:
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if attribute.object_relation == 'raw-data':
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obj_id = attribute.value # # TODO: sanitize
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io_content = attribute.data # # TODO: check if type == io
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if obj_id and io_content:
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res = Items.create_item(obj_id, obj_meta, io_content)
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map_uuid_global_id[misp_obj.uuid] = get_global_id('item', obj_id)
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## TODO: handle multiple pgp in the same object
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def unpack_obj_pgp(map_uuid_global_id, misp_obj):
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# TODO ail_objects import_misp_object(misp_obj)
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pass
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# # get obj sub type
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# obj_attr = misp_obj.attributes[0]
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# obj_id = obj_attr.value
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# if obj_attr.object_relation == 'key-id':
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# obj_subtype = 'key'
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# elif obj_attr.object_relation == 'user-id-name':
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# obj_subtype = 'name'
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# elif obj_attr.object_relation == 'user-id-email':
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# obj_subtype = 'mail'
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#
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# if obj_id and obj_subtype:
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# obj_meta = get_object_metadata(misp_obj)
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# # res = Pgp.pgp.create_correlation(obj_subtype, obj_id, obj_meta)
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# # TODO ail_objects import_misp_object(misp_obj)
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#
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# map_uuid_global_id[misp_obj.uuid] = get_global_id('pgp', obj_id, obj_subtype=obj_subtype)
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def unpack_obj_cryptocurrency(map_uuid_global_id, misp_obj):
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# TODO ail_objects import_misp_object(misp_obj)
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pass
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#
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# obj_id = None
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# obj_subtype = None
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# for attribute in misp_obj.attributes:
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# if attribute.object_relation == 'address': # # TODO: handle xmr address field
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# obj_id = attribute.value
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# elif attribute.object_relation == 'symbol':
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# obj_subtype = Cryptocurrency.get_cryptocurrency_type(attribute.value)
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#
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# # valid cryptocurrency type
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# if obj_subtype and obj_id:
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# obj_meta = get_object_metadata(misp_obj)
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# # res = Cryptocurrency.cryptocurrency.create_correlation(obj_subtype, obj_id, obj_meta)
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#
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# map_uuid_global_id[misp_obj.uuid] = get_global_id('cryptocurrency', obj_id, obj_subtype=obj_subtype)
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def get_obj_type_from_relationship(misp_obj):
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obj_uuid = misp_obj.uuid
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obj_type = None
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for relation in misp_obj.ObjectReference:
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if relation.object_uuid == obj_uuid:
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if relation.relationship_type == "screenshot-of":
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return 'screenshot'
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if relation.relationship_type == "included-in":
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obj_type = 'decoded'
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return obj_type
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# # TODO: covert md5 and sha1 to expected
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def unpack_file(map_uuid_global_id, misp_obj):
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obj_type = get_obj_type_from_relationship(misp_obj)
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if obj_type:
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obj_id = None
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io_content = None
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for attribute in misp_obj.attributes:
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# get file content
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if attribute.object_relation == 'attachment':
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io_content = attribute.data
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elif attribute.object_relation == 'malware-sample':
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io_content = attribute.data
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# # TODO: use/verify specified mimetype
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elif attribute.object_relation == 'mimetype':
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#print(attribute.value)
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pass
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# # TODO: support more
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elif attribute.object_relation == 'sha1' and obj_type == 'decoded':
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obj_id = attribute.value
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elif attribute.object_relation == 'sha256' and obj_type == 'screenshot':
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obj_id = attribute.value
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# get SHA1/sha256
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if io_content and not obj_id:
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if obj_type=='screenshot':
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obj_id = sha256(io_content.getvalue()).hexdigest()
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else: # decoded file
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obj_id = sha1(io_content.getvalue()).hexdigest()
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if obj_id and io_content:
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obj_meta = get_object_metadata(misp_obj)
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if obj_type == 'screenshot':
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# TODO MIGRATE + REFACTOR ME
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# Screenshot.create_screenshot(obj_id, obj_meta, io_content)
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map_uuid_global_id[misp_obj.uuid] = get_global_id('image', obj_id)
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else: #decoded
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# TODO MIGRATE + REFACTOR ME
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# Decoded.create_decoded(obj_id, obj_meta, io_content)
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map_uuid_global_id[misp_obj.uuid] = get_global_id('decoded', obj_id)
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def get_misp_import_fct(map_uuid_global_id, misp_obj):
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if misp_obj.name == 'ail-leak':
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unpack_item_obj(map_uuid_global_id, misp_obj)
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elif misp_obj.name == 'domain-crawled':
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pass
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elif misp_obj.name == 'pgp-meta':
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unpack_obj_pgp(map_uuid_global_id, misp_obj)
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elif misp_obj.name == 'coin-address':
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unpack_obj_cryptocurrency(map_uuid_global_id, misp_obj)
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elif misp_obj.name == 'file':
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unpack_file(map_uuid_global_id, misp_obj)
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# import relationship between objects
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def create_obj_relationships(map_uuid_global_id, misp_obj):
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if misp_obj.uuid in map_uuid_global_id:
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for relationship in misp_obj.ObjectReference:
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if relationship.referenced_uuid in map_uuid_global_id:
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obj_meta_src = get_global_id_from_id(map_uuid_global_id[relationship.object_uuid])
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obj_meta_target = get_global_id_from_id(map_uuid_global_id[relationship.referenced_uuid])
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if obj_meta_src == 'decoded' or obj_meta_src == 'item':
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print('000000')
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print(obj_meta_src)
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print(obj_meta_target)
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print('111111')
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# TODO CREATE OBJ RELATIONSHIP
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def import_objs_from_file(filepath):
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map_uuid_global_id = {}
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event_to_import = MISPEvent()
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try:
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event_to_import.load_file(filepath)
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except:
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return map_uuid_global_id
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for misp_obj in event_to_import.objects:
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get_misp_import_fct(map_uuid_global_id, misp_obj)
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for misp_obj in event_to_import.objects:
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create_obj_relationships(map_uuid_global_id, misp_obj)
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return map_uuid_global_id
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if __name__ == '__main__':
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# misp = PyMISP('https://127.0.0.1:8443/', 'uXgcN42b7xuL88XqK5hubwD8Q8596VrrBvkHQzB0', False)
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import_objs_from_file('ail_export_c777a4d1-5f63-4fa2-86c0-07da677bdac2.json')
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#Screenshot.delete_screenshot('a92d459f70c4dea8a14688f585a5e2364be8b91fbf924290ead361d9b909dcf1')
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#Decoded.delete_decoded('d59a110ab233fe87cefaa0cf5603b047b432ee07')
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#Pgp.pgp.delete_correlation('key', '0xA4BB02A75E6AF448')
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#Item.delete_item('submitted/2020/02/10/b2485894-4325-469b-bc8f-6ad1c2dbb202.gz')
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#Item.delete_item('archive/pastebin.com_pro/2020/02/10/K2cerjP4.gz')
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