315 lines
9.4 KiB
Python
315 lines
9.4 KiB
Python
import os
|
|
|
|
import stix2
|
|
from stix2.workbench import (AttackPattern, Bundle, Campaign, CourseOfAction,
|
|
ExternalReference, FileSystemSource, Filter,
|
|
Identity, Indicator, IntrusionSet, Malware,
|
|
MarkingDefinition, ObservedData, Relationship,
|
|
Report, StatementMarking, ThreatActor, Tool,
|
|
Vulnerability, add_data_source, all_versions,
|
|
attack_patterns, campaigns, courses_of_action,
|
|
create, get, identities, indicators,
|
|
intrusion_sets, malware, observed_data, query,
|
|
reports, save, set_default_created,
|
|
set_default_creator, set_default_external_refs,
|
|
set_default_object_marking_refs, threat_actors,
|
|
tools, vulnerabilities)
|
|
|
|
from .constants import (ATTACK_PATTERN_ID, ATTACK_PATTERN_KWARGS, CAMPAIGN_ID,
|
|
CAMPAIGN_KWARGS, COURSE_OF_ACTION_ID,
|
|
COURSE_OF_ACTION_KWARGS, IDENTITY_ID, IDENTITY_KWARGS,
|
|
INDICATOR_ID, INDICATOR_KWARGS, INTRUSION_SET_ID,
|
|
INTRUSION_SET_KWARGS, MALWARE_ID, MALWARE_KWARGS,
|
|
OBSERVED_DATA_ID, OBSERVED_DATA_KWARGS, REPORT_ID,
|
|
REPORT_KWARGS, THREAT_ACTOR_ID, THREAT_ACTOR_KWARGS,
|
|
TOOL_ID, TOOL_KWARGS, VULNERABILITY_ID,
|
|
VULNERABILITY_KWARGS)
|
|
|
|
|
|
def test_workbench_environment():
|
|
|
|
# Create a STIX object
|
|
ind = create(Indicator, id=INDICATOR_ID, **INDICATOR_KWARGS)
|
|
save(ind)
|
|
|
|
resp = get(INDICATOR_ID)
|
|
assert resp['labels'][0] == 'malicious-activity'
|
|
|
|
resp = all_versions(INDICATOR_ID)
|
|
assert len(resp) == 1
|
|
|
|
# Search on something other than id
|
|
q = [Filter('type', '=', 'vulnerability')]
|
|
resp = query(q)
|
|
assert len(resp) == 0
|
|
|
|
|
|
def test_workbench_get_all_attack_patterns():
|
|
mal = AttackPattern(id=ATTACK_PATTERN_ID, **ATTACK_PATTERN_KWARGS)
|
|
save(mal)
|
|
|
|
resp = attack_patterns()
|
|
assert len(resp) == 1
|
|
assert resp[0].id == ATTACK_PATTERN_ID
|
|
|
|
|
|
def test_workbench_get_all_campaigns():
|
|
cam = Campaign(id=CAMPAIGN_ID, **CAMPAIGN_KWARGS)
|
|
save(cam)
|
|
|
|
resp = campaigns()
|
|
assert len(resp) == 1
|
|
assert resp[0].id == CAMPAIGN_ID
|
|
|
|
|
|
def test_workbench_get_all_courses_of_action():
|
|
coa = CourseOfAction(id=COURSE_OF_ACTION_ID, **COURSE_OF_ACTION_KWARGS)
|
|
save(coa)
|
|
|
|
resp = courses_of_action()
|
|
assert len(resp) == 1
|
|
assert resp[0].id == COURSE_OF_ACTION_ID
|
|
|
|
|
|
def test_workbench_get_all_identities():
|
|
idty = Identity(id=IDENTITY_ID, **IDENTITY_KWARGS)
|
|
save(idty)
|
|
|
|
resp = identities()
|
|
assert len(resp) == 1
|
|
assert resp[0].id == IDENTITY_ID
|
|
|
|
|
|
def test_workbench_get_all_indicators():
|
|
resp = indicators()
|
|
assert len(resp) == 1
|
|
assert resp[0].id == INDICATOR_ID
|
|
|
|
|
|
def test_workbench_get_all_intrusion_sets():
|
|
ins = IntrusionSet(id=INTRUSION_SET_ID, **INTRUSION_SET_KWARGS)
|
|
save(ins)
|
|
|
|
resp = intrusion_sets()
|
|
assert len(resp) == 1
|
|
assert resp[0].id == INTRUSION_SET_ID
|
|
|
|
|
|
def test_workbench_get_all_malware():
|
|
mal = Malware(id=MALWARE_ID, **MALWARE_KWARGS)
|
|
save(mal)
|
|
|
|
resp = malware()
|
|
assert len(resp) == 1
|
|
assert resp[0].id == MALWARE_ID
|
|
|
|
|
|
def test_workbench_get_all_observed_data():
|
|
od = ObservedData(id=OBSERVED_DATA_ID, **OBSERVED_DATA_KWARGS)
|
|
save(od)
|
|
|
|
resp = observed_data()
|
|
assert len(resp) == 1
|
|
assert resp[0].id == OBSERVED_DATA_ID
|
|
|
|
|
|
def test_workbench_get_all_reports():
|
|
rep = Report(id=REPORT_ID, **REPORT_KWARGS)
|
|
save(rep)
|
|
|
|
resp = reports()
|
|
assert len(resp) == 1
|
|
assert resp[0].id == REPORT_ID
|
|
|
|
|
|
def test_workbench_get_all_threat_actors():
|
|
thr = ThreatActor(id=THREAT_ACTOR_ID, **THREAT_ACTOR_KWARGS)
|
|
save(thr)
|
|
|
|
resp = threat_actors()
|
|
assert len(resp) == 1
|
|
assert resp[0].id == THREAT_ACTOR_ID
|
|
|
|
|
|
def test_workbench_get_all_tools():
|
|
tool = Tool(id=TOOL_ID, **TOOL_KWARGS)
|
|
save(tool)
|
|
|
|
resp = tools()
|
|
assert len(resp) == 1
|
|
assert resp[0].id == TOOL_ID
|
|
|
|
|
|
def test_workbench_get_all_vulnerabilities():
|
|
vuln = Vulnerability(id=VULNERABILITY_ID, **VULNERABILITY_KWARGS)
|
|
save(vuln)
|
|
|
|
resp = vulnerabilities()
|
|
assert len(resp) == 1
|
|
assert resp[0].id == VULNERABILITY_ID
|
|
|
|
|
|
def test_workbench_add_to_bundle():
|
|
vuln = Vulnerability(**VULNERABILITY_KWARGS)
|
|
bundle = Bundle(vuln)
|
|
assert bundle.objects[0].name == 'Heartbleed'
|
|
|
|
|
|
def test_workbench_relationships():
|
|
rel = Relationship(INDICATOR_ID, 'indicates', MALWARE_ID)
|
|
save(rel)
|
|
|
|
ind = get(INDICATOR_ID)
|
|
resp = ind.relationships()
|
|
assert len(resp) == 1
|
|
assert resp[0].relationship_type == 'indicates'
|
|
assert resp[0].source_ref == INDICATOR_ID
|
|
assert resp[0].target_ref == MALWARE_ID
|
|
|
|
|
|
def test_workbench_created_by():
|
|
intset = IntrusionSet(name="Breach 123", created_by_ref=IDENTITY_ID)
|
|
save(intset)
|
|
creator = intset.created_by()
|
|
assert creator.id == IDENTITY_ID
|
|
|
|
|
|
def test_workbench_related():
|
|
rel1 = Relationship(MALWARE_ID, 'targets', IDENTITY_ID)
|
|
rel2 = Relationship(CAMPAIGN_ID, 'uses', MALWARE_ID)
|
|
save([rel1, rel2])
|
|
|
|
resp = get(MALWARE_ID).related()
|
|
assert len(resp) == 3
|
|
assert any(x['id'] == CAMPAIGN_ID for x in resp)
|
|
assert any(x['id'] == INDICATOR_ID for x in resp)
|
|
assert any(x['id'] == IDENTITY_ID for x in resp)
|
|
|
|
resp = get(MALWARE_ID).related(relationship_type='indicates')
|
|
assert len(resp) == 1
|
|
|
|
|
|
def test_workbench_related_with_filters():
|
|
malware = Malware(labels=["ransomware"], name="CryptorBit", created_by_ref=IDENTITY_ID)
|
|
rel = Relationship(malware.id, 'variant-of', MALWARE_ID)
|
|
save([malware, rel])
|
|
|
|
filters = [Filter('created_by_ref', '=', IDENTITY_ID)]
|
|
resp = get(MALWARE_ID).related(filters=filters)
|
|
|
|
assert len(resp) == 1
|
|
assert resp[0].name == malware.name
|
|
assert resp[0].created_by_ref == IDENTITY_ID
|
|
|
|
# filters arg can also be single filter
|
|
resp = get(MALWARE_ID).related(filters=filters[0])
|
|
assert len(resp) == 1
|
|
|
|
|
|
def test_add_data_source():
|
|
fs_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), "stix2_data")
|
|
fs = FileSystemSource(fs_path)
|
|
add_data_source(fs)
|
|
|
|
resp = tools()
|
|
assert len(resp) == 3
|
|
resp_ids = [tool.id for tool in resp]
|
|
assert TOOL_ID in resp_ids
|
|
assert 'tool--03342581-f790-4f03-ba41-e82e67392e23' in resp_ids
|
|
assert 'tool--242f3da3-4425-4d11-8f5c-b842886da966' in resp_ids
|
|
|
|
|
|
def test_additional_filter():
|
|
resp = tools(Filter('created_by_ref', '=', 'identity--c78cb6e5-0c4b-4611-8297-d1b8b55e40b5'))
|
|
assert len(resp) == 2
|
|
|
|
|
|
def test_additional_filters_list():
|
|
resp = tools([Filter('created_by_ref', '=', 'identity--c78cb6e5-0c4b-4611-8297-d1b8b55e40b5'),
|
|
Filter('name', '=', 'Windows Credential Editor')])
|
|
assert len(resp) == 1
|
|
|
|
|
|
def test_default_creator():
|
|
set_default_creator(IDENTITY_ID)
|
|
campaign = Campaign(**CAMPAIGN_KWARGS)
|
|
|
|
assert 'created_by_ref' not in CAMPAIGN_KWARGS
|
|
assert campaign.created_by_ref == IDENTITY_ID
|
|
|
|
|
|
def test_default_created_timestamp():
|
|
timestamp = "2018-03-19T01:02:03.000Z"
|
|
set_default_created(timestamp)
|
|
campaign = Campaign(**CAMPAIGN_KWARGS)
|
|
|
|
assert 'created' not in CAMPAIGN_KWARGS
|
|
assert stix2.utils.format_datetime(campaign.created) == timestamp
|
|
assert stix2.utils.format_datetime(campaign.modified) == timestamp
|
|
|
|
|
|
def test_default_external_refs():
|
|
ext_ref = ExternalReference(source_name="ACME Threat Intel",
|
|
description="Threat report")
|
|
set_default_external_refs(ext_ref)
|
|
campaign = Campaign(**CAMPAIGN_KWARGS)
|
|
|
|
assert campaign.external_references[0].source_name == "ACME Threat Intel"
|
|
assert campaign.external_references[0].description == "Threat report"
|
|
|
|
|
|
def test_default_object_marking_refs():
|
|
stmt_marking = StatementMarking("Copyright 2016, Example Corp")
|
|
mark_def = MarkingDefinition(definition_type="statement",
|
|
definition=stmt_marking)
|
|
set_default_object_marking_refs(mark_def)
|
|
campaign = Campaign(**CAMPAIGN_KWARGS)
|
|
|
|
assert campaign.object_marking_refs[0] == mark_def.id
|
|
|
|
|
|
def test_workbench_custom_property_object_in_observable_extension():
|
|
ntfs = stix2.NTFSExt(
|
|
allow_custom=True,
|
|
sid=1,
|
|
x_foo='bar',
|
|
)
|
|
artifact = stix2.File(
|
|
name='test',
|
|
extensions={'ntfs-ext': ntfs},
|
|
)
|
|
observed_data = ObservedData(
|
|
allow_custom=True,
|
|
first_observed="2015-12-21T19:00:00Z",
|
|
last_observed="2015-12-21T19:00:00Z",
|
|
number_observed=0,
|
|
objects={"0": artifact},
|
|
)
|
|
|
|
assert observed_data.objects['0'].extensions['ntfs-ext'].x_foo == "bar"
|
|
assert '"x_foo": "bar"' in str(observed_data)
|
|
|
|
|
|
def test_workbench_custom_property_dict_in_observable_extension():
|
|
artifact = stix2.File(
|
|
allow_custom=True,
|
|
name='test',
|
|
extensions={
|
|
'ntfs-ext': {
|
|
'allow_custom': True,
|
|
'sid': 1,
|
|
'x_foo': 'bar',
|
|
}
|
|
},
|
|
)
|
|
observed_data = ObservedData(
|
|
allow_custom=True,
|
|
first_observed="2015-12-21T19:00:00Z",
|
|
last_observed="2015-12-21T19:00:00Z",
|
|
number_observed=0,
|
|
objects={"0": artifact},
|
|
)
|
|
|
|
assert observed_data.objects['0'].extensions['ntfs-ext'].x_foo == "bar"
|
|
assert '"x_foo": "bar"' in str(observed_data)
|