561 lines
24 KiB
Python
561 lines
24 KiB
Python
"""STIX 2.1 Domain Objects"""
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from collections import OrderedDict
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import itertools
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from ..base import _STIXBase
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from ..core import STIXDomainObject
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from ..custom import _custom_object_builder
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from ..properties import (BooleanProperty, DictionaryProperty,
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EmbeddedObjectProperty, EnumProperty, FloatProperty,
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IDProperty, IntegerProperty, ListProperty,
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ObservableProperty, PatternProperty,
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ReferenceProperty, StringProperty, TimestampProperty,
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TypeProperty)
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from ..utils import NOW
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from .common import ExternalReference, GranularMarking, KillChainPhase
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class AttackPattern(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'attack-pattern'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('name', StringProperty(required=True)),
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('description', StringProperty()),
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('kill_chain_phases', ListProperty(KillChainPhase)),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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class Campaign(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'campaign'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('name', StringProperty(required=True)),
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('description', StringProperty()),
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('aliases', ListProperty(StringProperty)),
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('first_seen', TimestampProperty()),
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('last_seen', TimestampProperty()),
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('objective', StringProperty()),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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class CourseOfAction(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'course-of-action'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('name', StringProperty(required=True)),
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('description', StringProperty()),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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class Identity(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'identity'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('name', StringProperty(required=True)),
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('description', StringProperty()),
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('identity_class', StringProperty(required=True)),
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('sectors', ListProperty(StringProperty)),
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('contact_information', StringProperty()),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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class Indicator(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'indicator'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('name', StringProperty()),
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('indicator_types', ListProperty(StringProperty, required=True)),
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('description', StringProperty()),
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('pattern', PatternProperty(required=True)),
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('valid_from', TimestampProperty(default=lambda: NOW)),
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('valid_until', TimestampProperty()),
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('kill_chain_phases', ListProperty(KillChainPhase)),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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class IntrusionSet(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'intrusion-set'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('name', StringProperty(required=True)),
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('description', StringProperty()),
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('aliases', ListProperty(StringProperty)),
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('first_seen', TimestampProperty()),
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('last_seen', TimestampProperty()),
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('goals', ListProperty(StringProperty)),
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('resource_level', StringProperty()),
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('primary_motivation', StringProperty()),
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('secondary_motivations', ListProperty(StringProperty)),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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class Location(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'location'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('description', StringProperty()),
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('latitude', FloatProperty()),
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('longitude', FloatProperty()),
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('precision', FloatProperty()),
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('region', StringProperty()),
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('country', StringProperty()),
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('administrative_area', StringProperty()),
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('city', StringProperty()),
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('street_address', StringProperty()),
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('postal_code', StringProperty()),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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class AnalysisType(_STIXBase):
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_properties = OrderedDict([
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('start_time', TimestampProperty()),
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('end_time', TimestampProperty()),
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('analysis_tools', ObservableProperty(spec_version='2.1')),
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('analysis_environment', DictionaryProperty(spec_version='2.1')),
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('results', DictionaryProperty(spec_version='2.1', required=True))
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])
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class AVResultsType(_STIXBase):
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_properties = OrderedDict([
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('product', StringProperty()),
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('engine_version', StringProperty()),
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('definition_version', StringProperty()),
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('submitted', TimestampProperty()),
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('scanned', TimestampProperty()),
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('result', StringProperty()),
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('details', StringProperty())
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])
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class Malware(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'malware'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('is_family', BooleanProperty(required=True)),
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('name', StringProperty(required=True)),
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('malware_types', ListProperty(StringProperty, required=True)),
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('description', StringProperty()),
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('kill_chain_phases', ListProperty(KillChainPhase)),
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('first_seen', TimestampProperty()),
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('last_seen', TimestampProperty()),
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('os_execution_envs', ListProperty(StringProperty)),
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('architecture_execution_envs', ListProperty(StringProperty)),
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('implementation_languages', ListProperty(StringProperty)),
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('samples', ObservableProperty(spec_version='2.1')),
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('static_analysis_results', ListProperty(EmbeddedObjectProperty(AnalysisType))),
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('dynamic_analysis_results', ListProperty(EmbeddedObjectProperty(AnalysisType))),
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('av_results', ListProperty(EmbeddedObjectProperty(AVResultsType))),
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('capabilities', ListProperty(StringProperty)),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking))
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])
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class Note(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'note'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('summary', StringProperty()),
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('description', StringProperty(required=True)),
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('authors', ListProperty(StringProperty)),
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('object_refs', ListProperty(ReferenceProperty, required=True)),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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class ObservedData(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'observed-data'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('first_observed', TimestampProperty(required=True)),
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('last_observed', TimestampProperty(required=True)),
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('number_observed', IntegerProperty(required=True)),
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('objects', ObservableProperty(spec_version='2.1', required=True)),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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def __init__(self, *args, **kwargs):
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self.__allow_custom = kwargs.get('allow_custom', False)
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self._properties['objects'].allow_custom = kwargs.get('allow_custom', False)
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super(ObservedData, self).__init__(*args, **kwargs)
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class Opinion(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'opinion'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('description', StringProperty()),
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('authors', ListProperty(StringProperty)),
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('object_refs', ListProperty(ReferenceProperty, required=True)),
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('opinion', EnumProperty(allowed=[
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'strongly-disagree',
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'disagree',
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'neutral',
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'agree',
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'strongly-agree'
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], required=True)),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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class Report(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'report'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('name', StringProperty(required=True)),
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('report_types', ListProperty(StringProperty, required=True)),
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('description', StringProperty()),
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('published', TimestampProperty(required=True)),
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('object_refs', ListProperty(ReferenceProperty, required=True)),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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class ThreatActor(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'threat-actor'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('name', StringProperty(required=True)),
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('threat_actor_types', ListProperty(StringProperty, required=True)),
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('description', StringProperty()),
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('aliases', ListProperty(StringProperty)),
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('roles', ListProperty(StringProperty)),
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('goals', ListProperty(StringProperty)),
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('sophistication', StringProperty()),
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('resource_level', StringProperty()),
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('primary_motivation', StringProperty()),
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('secondary_motivations', ListProperty(StringProperty)),
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('personal_motivations', ListProperty(StringProperty)),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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class Tool(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'tool'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('name', StringProperty(required=True)),
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('tool_types', ListProperty(StringProperty, required=True)),
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('description', StringProperty()),
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('kill_chain_phases', ListProperty(KillChainPhase)),
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('tool_version', StringProperty()),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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class Vulnerability(STIXDomainObject):
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# TODO: Add link
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"""For more detailed information on this object's properties, see
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`the STIX 2.1 specification <link here>`__.
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"""
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_type = 'vulnerability'
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_properties = OrderedDict([
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('type', TypeProperty(_type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(_type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('name', StringProperty(required=True)),
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('description', StringProperty()),
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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])
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def CustomObject(type='x-custom-type', properties=None):
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"""Custom STIX Object type decorator.
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Example:
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>>> from stix2.v21 import CustomObject
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>>> from stix2.properties import IntegerProperty, StringProperty
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>>> @CustomObject('x-type-name', [
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... ('property1', StringProperty(required=True)),
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... ('property2', IntegerProperty()),
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... ])
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... class MyNewObjectType():
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... pass
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Supply an ``__init__()`` function to add any special validations to the custom
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type. Don't call ``super().__init__()`` though - doing so will cause an error.
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Example:
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>>> from stix2.v21 import CustomObject
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>>> from stix2.properties import IntegerProperty, StringProperty
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>>> @CustomObject('x-type-name', [
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... ('property1', StringProperty(required=True)),
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... ('property2', IntegerProperty()),
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... ])
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... class MyNewObjectType():
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... def __init__(self, property2=None, **kwargs):
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... if property2 and property2 < 10:
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... raise ValueError("'property2' is too small.")
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"""
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def wrapper(cls):
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_properties = list(itertools.chain.from_iterable([
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[
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('type', TypeProperty(type)),
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('spec_version', StringProperty(fixed='2.1')),
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('id', IDProperty(type)),
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('created_by_ref', ReferenceProperty(type='identity')),
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('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
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],
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[x for x in properties if not x[0].startswith('x_')],
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[
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('revoked', BooleanProperty(default=lambda: False)),
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('labels', ListProperty(StringProperty)),
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('confidence', IntegerProperty()),
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('lang', StringProperty()),
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('external_references', ListProperty(ExternalReference)),
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('object_marking_refs', ListProperty(ReferenceProperty(type='marking-definition'))),
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('granular_markings', ListProperty(GranularMarking)),
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],
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sorted([x for x in properties if x[0].startswith('x_')], key=lambda x: x[0])
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]))
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return _custom_object_builder(cls, type, _properties, '2.1')
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return wrapper
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