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Merge pull request #629 from TinyHouseHippos/abuseipdb_googlesafebrow…
…sing Added the new attribute and tags for AbuseIPDB and added the google s…
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Original file line number | Diff line number | Diff line change |
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# import requests | ||
import json | ||
from pymisp import MISPObject, MISPAttribute, MISPEvent | ||
from . import check_input_attribute, checking_error, standard_error_message | ||
from pysafebrowsing import SafeBrowsing | ||
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misperrors = {'error': 'Error'} | ||
mispattributes = {'input': ['url'], 'format': 'misp_standard'} | ||
moduleinfo = {'version': '0.1', 'author': 'Stephanie S', | ||
'description': 'Google safe browsing expansion module', | ||
'module-type': ['expansion', 'hover']} | ||
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moduleconfig = ['api_key'] | ||
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def handler(q=False): | ||
if q is False: | ||
return False | ||
request = json.loads(q) | ||
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if "config" not in request or "api_key" not in request["config"]: | ||
return {"error": "Google Safe Browsing API key is missing"} | ||
if not request.get('attribute') or not check_input_attribute(request['attribute'], requirements=('type', 'value')): | ||
return {'error': f'{standard_error_message}, {checking_error}.'} | ||
if request['attribute']['type'] not in mispattributes['input']: | ||
return {'error': 'Unsupported attribute type.'} | ||
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api_key = request["config"]["api_key"] | ||
url = request["attribute"]["value"] | ||
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s = SafeBrowsing(api_key) | ||
try: | ||
response = s.lookup_urls([url]) | ||
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event = MISPEvent() | ||
obj = MISPObject('google-safe-browsing') | ||
event.add_attribute(**request['attribute']) | ||
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if (response[url]['malicious'] != False): | ||
# gsb threat types: THREAT_TYPE_UNSPECIFIED, MALWARE, SOCIAL_ENGINEERING, UNWANTED_SOFTWARE, POTENTIALLY_HARMFUL_APPLICATION | ||
gsb_circl_threat_taxonomy = {"MALWARE": 'malware', "SOCIAL_ENGINEERING": 'social-engineering'} | ||
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threats = response[url]['threats'] | ||
malicious = response[url]['malicious'] | ||
platforms = response[url]['platforms'] | ||
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malicious_attribute = obj.add_attribute('malicious', **{'type': 'boolean', 'value': malicious}) | ||
malicious_attribute.add_tag(f'ioc:artifact-state="malicious"') | ||
threat_attribute = obj.add_attribute('threats', **{'type': 'text', 'value': str(" ".join(threats))}) | ||
for threat in threats: | ||
# If the threat exists as a key in taxonomy_dict, add that tag | ||
if (gsb_circl_threat_taxonomy.get(threat) is not None): | ||
threat_attribute.add_tag(f'circl:incident="{gsb_circl_threat_taxonomy.get(threat)}"') | ||
else: | ||
threat_attribute.add_tag(f'threat-type:{str(threat).lower()}') | ||
obj.add_attribute('platforms', **{'type': 'text', 'value': str(" ".join(platforms))}) | ||
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else: | ||
malicious_attribute = obj.add_attribute('malicious', **{'type': 'boolean', 'value': 0}) # 0 == False | ||
malicious_attribute.add_tag(f'ioc:artifact-state="not-malicious"') | ||
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obj.add_reference(request['attribute']['uuid'], "describes") | ||
event.add_object(obj) | ||
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# Avoid serialization issue | ||
event = json.loads(event.to_json()) | ||
return {"results": {'Object': event['Object'], 'Attribute': event['Attribute']}} | ||
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except Exception as error: | ||
return {"error": "An error occurred: " + str(error)} | ||
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def introspection(): | ||
return mispattributes | ||
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def version(): | ||
moduleinfo['config'] = moduleconfig | ||
return moduleinfo |