mirror of https://github.com/MISP/misp-modules
Added the new attribute and tags for AbuseIPDB and added the google safe browsing expansion module
parent
513d292994
commit
43e1eb07d0
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@ -5,12 +5,31 @@ from . import check_input_attribute, checking_error, standard_error_message
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import dns.resolver
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misperrors = {'error': 'Error'}
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mispattributes = {'input': ['hostname', 'domain', 'domain|ip'], 'format': 'misp_standard'}
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mispattributes = {'input': ['ip-src', 'ip-dst', 'hostname', 'domain', 'domain|ip'], 'format': 'misp_standard'}
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moduleinfo = {'version': '0.1', 'author': 'Stephanie S',
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'description': 'AbuseIPDB MISP expansion module',
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'module-type': ['expansion', 'hover']}
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moduleconfig = ['api_key', 'max_age_in_days']
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moduleconfig = ['api_key', 'max_age_in_days', 'abuse_threshold']
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def get_ip(request):
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# Need to get the ip from the domain
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resolver = dns.resolver.Resolver()
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resolver.timeout = 2
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resolver.lifetime = 2
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try:
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ip = resolver.query(request["attribute"]["value"], 'A')
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return ip
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except dns.resolver.NXDOMAIN:
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misperrors['error'] = "NXDOMAIN"
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return misperrors
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except dns.exception.Timeout:
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misperrors['error'] = "Timeout"
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return misperrors
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except Exception:
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misperrors['error'] = "DNS resolving error"
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return misperrors
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def handler(q=False):
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if q is False:
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@ -21,33 +40,24 @@ def handler(q=False):
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return {"error": "AbuseIPDB API key is missing"}
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if "max_age_in_days" not in request["config"]:
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return {"error": "AbuseIPDB max age in days is missing"}
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if "abuse_threshold" not in request["config"]:
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return {"error": "AbuseIPDB abuse threshold is missing"}
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if not request.get('attribute') or not check_input_attribute(request['attribute'], requirements=('type', 'value')):
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return {'error': f'{standard_error_message}, {checking_error}.'}
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if request['attribute']['type'] not in mispattributes['input']:
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return {'error': 'Unsupported attribute type.'}
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# Need to get the ip from the domain
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resolver = dns.resolver.Resolver()
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resolver.timeout = 2
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resolver.lifetime = 2
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if (request['attribute']['type'] == 'hostname' or request['attribute']['type'] == 'domain' or request['attribute']['type'] == 'domain|ip'):
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ip = get_ip(request)[0]
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try:
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ip = resolver.query(request["attribute"]["value"], 'A')
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except dns.resolver.NXDOMAIN:
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misperrors['error'] = "NXDOMAIN"
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return misperrors
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except dns.exception.Timeout:
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misperrors['error'] = "Timeout"
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return misperrors
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except Exception:
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misperrors['error'] = "DNS resolving error"
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return misperrors
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else:
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ip = request["attribute"]["value"]
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api_key = request["config"]["api_key"]
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max_age_in_days = request["config"]["max_age_in_days"]
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api_endpoint = 'https://api.abuseipdb.com/api/v2/check'
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querystring = {
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'ipAddress': ip[0],
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'ipAddress': ip,
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'maxAgeInDays': max_age_in_days
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}
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headers = {
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@ -65,6 +75,13 @@ def handler(q=False):
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is_public = response_json['data']['isPublic']
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abuse_confidence_score = response_json['data']['abuseConfidenceScore']
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abuse_threshold = request["config"]["abuse_threshold"]
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if (request["config"]["abuse_threshold"] is not None):
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abuse_threshold = request["config"]["abuse_threshold"]
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else:
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abuse_threshold = 70
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if (is_whitelisted == False):
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is_whitelisted = 0
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if (is_tor == False):
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@ -79,9 +96,15 @@ def handler(q=False):
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else:
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event = MISPEvent()
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obj = MISPObject('abuseipdb')
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attribute = MISPAttribute()
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event.add_attribute(**request['attribute'])
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if int(abuse_confidence_score) >= int(abuse_threshold):
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malicious_attribute = obj.add_attribute('is-malicious', **{'type': 'boolean', 'value': 1})
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malicious_attribute.add_tag(f'ioc:artifact-state="malicious"')
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else:
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malicious_attribute = obj.add_attribute('is-malicious', **{'type': 'boolean', 'value': 0})
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malicious_attribute.add_tag(f'ioc:artifact-state="not-malicious"')
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if is_whitelisted is not None:
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obj.add_attribute('is-whitelisted', **{'type': 'boolean', 'value': is_whitelisted})
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obj.add_attribute('is-tor', **{'type': 'boolean', 'value': is_tor})
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@ -0,0 +1,76 @@
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# import requests
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import json
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from pymisp import MISPObject, MISPAttribute, MISPEvent
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from . import check_input_attribute, checking_error, standard_error_message
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from pysafebrowsing import SafeBrowsing
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misperrors = {'error': 'Error'}
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mispattributes = {'input': ['url'], 'format': 'misp_standard'}
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moduleinfo = {'version': '0.1', 'author': 'Stephanie S',
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'description': 'Google safe browsing expansion module',
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'module-type': ['expansion', 'hover']}
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moduleconfig = ['api_key']
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def handler(q=False):
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if q is False:
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return False
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request = json.loads(q)
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if "config" not in request or "api_key" not in request["config"]:
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return {"error": "Google Safe Browsing API key is missing"}
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if not request.get('attribute') or not check_input_attribute(request['attribute'], requirements=('type', 'value')):
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return {'error': f'{standard_error_message}, {checking_error}.'}
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if request['attribute']['type'] not in mispattributes['input']:
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return {'error': 'Unsupported attribute type.'}
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api_key = request["config"]["api_key"]
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url = request["attribute"]["value"]
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s = SafeBrowsing(api_key)
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try:
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response = s.lookup_urls([url])
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event = MISPEvent()
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obj = MISPObject('google-safe-browsing')
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event.add_attribute(**request['attribute'])
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if (response[url]['malicious'] != False):
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# gsb threat types: THREAT_TYPE_UNSPECIFIED, MALWARE, SOCIAL_ENGINEERING, UNWANTED_SOFTWARE, POTENTIALLY_HARMFUL_APPLICATION
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gsb_circl_threat_taxonomy = {"MALWARE": 'malware', "SOCIAL_ENGINEERING": 'social-engineering'}
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threats = response[url]['threats']
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malicious = response[url]['malicious']
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platforms = response[url]['platforms']
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malicious_attribute = obj.add_attribute('malicious', **{'type': 'boolean', 'value': malicious})
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malicious_attribute.add_tag(f'ioc:artifact-state="malicious"')
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threat_attribute = obj.add_attribute('threats', **{'type': 'text', 'value': str(" ".join(threats))})
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for threat in threats:
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# If the threat exists as a key in taxonomy_dict, add that tag
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if (gsb_circl_threat_taxonomy.get(threat) is not None):
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threat_attribute.add_tag(f'circl:incident="{gsb_circl_threat_taxonomy.get(threat)}"')
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else:
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threat_attribute.add_tag(f'threat-type:{str(threat).lower()}')
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obj.add_attribute('platforms', **{'type': 'text', 'value': str(" ".join(platforms))})
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else:
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malicious_attribute = obj.add_attribute('malicious', **{'type': 'boolean', 'value': 0}) # 0 == False
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malicious_attribute.add_tag(f'ioc:artifact-state="not-malicious"')
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obj.add_reference(request['attribute']['uuid'], "describes")
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event.add_object(obj)
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# Avoid serialization issue
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event = json.loads(event.to_json())
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return {"results": {'Object': event['Object'], 'Attribute': event['Attribute']}}
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except Exception as error:
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return {"error": "An error occurred: " + str(error)}
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def introspection():
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return mispattributes
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def version():
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moduleinfo['config'] = moduleconfig
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return moduleinfo
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