Merge pull request #566 from VirusTotal/feat/add-rels-vt-modules

chg: [VirusTotal] Add more relations and attributes to VT modules
pull/572/head v2.4.157
Alexandre Dulaunoy 2022-04-18 10:53:28 +02:00 committed by GitHub
commit b4f90761c3
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2 changed files with 57 additions and 8 deletions

View File

@ -64,11 +64,13 @@ class VirusTotalParser:
def create_misp_object(self, report: vt.Object) -> MISPObject:
misp_object = None
vt_uuid = self.add_vt_report(report)
if report.type == 'file':
misp_object = MISPObject('file')
for hash_type in ('md5', 'sha1', 'sha256'):
misp_object.add_attribute(**{'type': hash_type,
'object_relation': hash_type,
for hash_type in ('md5', 'sha1', 'sha256', 'tlsh',
'vhash', 'ssdeep', 'imphash'):
misp_object.add_attribute(hash_type,
**{'type': hash_type,
'value': report.get(hash_type)})
elif report.type == 'domain':
misp_object = MISPObject('domain-ip')
@ -135,8 +137,28 @@ class VirusTotalParser:
return domain_object.uuid
def parse_hash(self, file_hash: str) -> str:
file_report = self.client.get_object(f'files/{file_hash}')
file_report = self.client.get_object(f'/files/{file_hash}')
file_object = self.create_misp_object(file_report)
# ITW URLS
urls_iterator = self.client.iterator(f'/files/{file_report.id}/itw_urls', limit=self.limit)
for url in urls_iterator:
url_object = self.create_misp_object(url)
url_object.add_reference(file_object.uuid, 'downloaded')
self.misp_event.add_object(**url_object)
# COMMUNICATING, DOWNLOADED AND REFERRER FILES
for relationship_name, misp_name in [
('contacted_urls', 'communicates-with'),
('contacted_domains', 'communicates-with'),
('contacted_ips', 'communicates-with')
]:
files_iterator = self.client.iterator(f'/files/{file_report.id}/{relationship_name}', limit=self.limit)
for file in files_iterator:
file_object = self.create_misp_object(file)
file_object.add_reference(file_object.uuid, misp_name)
self.misp_event.add_object(**file_object)
self.misp_event.add_object(**file_object)
return file_object.uuid
@ -172,6 +194,19 @@ class VirusTotalParser:
url_id = vt.url_id(url)
url_report = self.client.get_object(f'/urls/{url_id}')
url_object = self.create_misp_object(url_report)
# COMMUNICATING, DOWNLOADED AND REFERRER FILES
for relationship_name, misp_name in [
('communicating_files', 'communicates-with'),
('downloaded_files', 'downloaded-from'),
('referrer_files', 'referring')
]:
files_iterator = self.client.iterator(f'/urls/{url_report.id}/{relationship_name}', limit=self.limit)
for file in files_iterator:
file_object = self.create_misp_object(file)
file_object.add_reference(url_object.uuid, misp_name)
self.misp_event.add_object(**file_object)
self.misp_event.add_object(**url_object)
return url_object.uuid

View File

@ -67,7 +67,8 @@ class VirusTotalParser:
vt_uuid = self.add_vt_report(report)
if report.type == 'file':
misp_object = MISPObject('file')
for hash_type in ('md5', 'sha1', 'sha256'):
for hash_type in ('md5', 'sha1', 'sha256', 'tlsh',
'vhash', 'ssdeep', 'imphash'):
misp_object.add_attribute(**{'type': hash_type,
'object_relation': hash_type,
'value': report.get(hash_type)})
@ -128,8 +129,21 @@ class VirusTotalParser:
return domain_object.uuid
def parse_hash(self, file_hash: str) -> str:
file_report = self.client.get_object(f'files/{file_hash}')
file_report = self.client.get_object(f'/files/{file_hash}')
file_object = self.create_misp_object(file_report)
# COMMUNICATING, DOWNLOADED AND REFERRER FILES
for relationship_name, misp_name in [
('contacted_urls', 'communicates-with'),
('contacted_domains', 'communicates-with'),
('contacted_ips', 'communicates-with')
]:
files_iterator = self.client.iterator(f'/files/{file_report.id}/{relationship_name}', limit=self.limit)
for file in files_iterator:
file_object = self.create_misp_object(file)
file_object.add_reference(file_object.uuid, misp_name)
self.misp_event.add_object(**file_object)
self.misp_event.add_object(**file_object)
return file_object.uuid