mirror of https://github.com/MISP/misp-modules
Merge branch 'master' of github.com:MISP/misp-modules
chrisr3d
commit
18bad54603
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@ -0,0 +1,263 @@
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import json
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import requests
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import logging
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import sys
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import time
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log = logging.getLogger('urlscan')
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log.setLevel(logging.DEBUG)
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ch = logging.StreamHandler(sys.stdout)
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ch.setLevel(logging.DEBUG)
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formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
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ch.setFormatter(formatter)
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log.addHandler(ch)
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moduleinfo = {
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'version': '0.1',
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'author': 'Dave Johnson',
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'description': 'Module to query urlscan.io',
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'module-type': ['expansion']
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}
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moduleconfig = ['apikey']
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misperrors = {'error': 'Error'}
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mispattributes = {
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'input': ['hostname', 'domain', 'url'],
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'output': ['hostname', 'domain', 'ip-src', 'ip-dst', 'url', 'text', 'link']
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}
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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 (request.get('config')):
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if (request['config'].get('apikey') is None):
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misperrors['error'] = 'urlscan apikey is missing'
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return misperrors
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client = urlscanAPI(request['config']['apikey'])
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r = {'results': []}
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if 'ip-src' in request:
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r['results'] += lookup_indicator(client, request['ip-src'])
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if 'ip-dst' in request:
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r['results'] += lookup_indicator(client, request['ip-dst'])
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if 'domain' in request:
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r['results'] += lookup_indicator(client, request['domain'])
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if 'hostname' in request:
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r['results'] += lookup_indicator(client, request['hostname'])
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if 'url' in request:
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r['results'] += lookup_indicator(client, request['url'])
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# Return any errors generated from lookup to the UI and remove duplicates
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uniq = []
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log.debug(r['results'])
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for item in r['results']:
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log.debug(item)
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if 'error' in item:
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misperrors['error'] = item['error']
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return misperrors
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if item not in uniq:
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uniq.append(item)
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r['results'] = uniq
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return r
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def lookup_indicator(client, query):
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result = client.search_url(query)
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log.debug('RESULTS: ' + json.dumps(result))
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r = []
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misp_comment = "{}: Enriched via the urlscan module".format(query)
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# Determine if the page is reachable
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for request in result['data']['requests']:
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if request['response'].get('failed'):
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if request['response']['failed']['errorText']:
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log.debug('The page could not load')
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r.append(
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{'error': 'Domain could not be resolved: {}'.format(request['response']['failed']['errorText'])})
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if result.get('page'):
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if result['page'].get('domain'):
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misp_val = result['page']['domain']
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r.append({'types': 'domain',
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'categories': ['Network activity'],
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'values': misp_val,
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'comment': misp_comment})
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if result['page'].get('ip'):
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misp_val = result['page']['ip']
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r.append({'types': 'ip-dst',
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'categories': ['Network activity'],
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'values': misp_val,
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'comment': misp_comment})
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if result['page'].get('country'):
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misp_val = 'country: ' + result['page']['country']
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if result['page'].get('city'):
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misp_val += ', city: ' + result['page']['city']
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r.append({'types': 'text',
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'categories': ['External analysis'],
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'values': misp_val,
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'comment': misp_comment})
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if result['page'].get('asn'):
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misp_val = result['page']['asn']
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r.append({'types': 'AS', 'categories': ['External analysis'], 'values': misp_val, 'comment': misp_comment})
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if result['page'].get('asnname'):
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misp_val = result['page']['asnname']
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r.append({'types': 'text',
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'categories': ['External analysis'],
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'values': misp_val,
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'comment': misp_comment})
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if result.get('stats'):
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if result['stats'].get('malicious'):
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log.debug('There is something in results > stats > malicious')
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threat_list = set()
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if 'matches' in result['meta']['processors']['gsb']['data']:
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for item in result['meta']['processors']['gsb']['data']['matches']:
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if item['threatType']:
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threat_list.add(item['threatType'])
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threat_list = ', '.join(threat_list)
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log.debug('threat_list values are: \'' + threat_list + '\'')
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if threat_list:
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misp_val = '{} threat(s) detected'.format(threat_list)
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r.append({'types': 'text',
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'categories': ['External analysis'],
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'values': misp_val,
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'comment': misp_comment})
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if result.get('lists'):
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if result['lists'].get('urls'):
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for url in result['lists']['urls']:
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url = url.lower()
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if 'office' in url:
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misp_val = "Possible Office-themed phishing"
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elif 'o365' in url or '0365' in url:
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misp_val = "Possible O365-themed phishing"
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elif 'microsoft' in url:
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misp_val = "Possible Microsoft-themed phishing"
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elif 'paypal' in url:
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misp_val = "Possible PayPal-themed phishing"
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elif 'onedrive' in url:
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misp_val = "Possible OneDrive-themed phishing"
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elif 'docusign' in url:
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misp_val = "Possible DocuSign-themed phishing"
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r.append({'types': 'text',
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'categories': ['External analysis'],
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'values': misp_val,
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'comment': misp_comment})
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if result.get('task'):
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if result['task'].get('reportURL'):
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misp_val = result['task']['reportURL']
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r.append({'types': 'link',
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'categories': ['External analysis'],
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'values': misp_val,
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'comment': misp_comment})
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if result['task'].get('screenshotURL'):
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image_url = result['task']['screenshotURL']
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r.append({'types': 'link',
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'categories': ['External analysis'],
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'values': image_url,
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'comment': misp_comment})
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### TO DO ###
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### Add ability to add an in-line screenshot of the target website into an attribute
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# screenshot = requests.get(image_url).content
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# r.append({'types': ['attachment'],
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# 'categories': ['External analysis'],
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# 'values': image_url,
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# 'image': str(base64.b64encode(screenshot), 'utf-8'),
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# 'comment': 'Screenshot of website'})
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return r
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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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class urlscanAPI():
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def __init__(self, apikey=None, uuid=None):
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self.key = apikey
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self.uuid = uuid
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def request(self, query):
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log.debug('From request function with the parameter: ' + query)
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payload = {'url': query}
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headers = {'API-Key': self.key,
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'Content-Type': "application/json",
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'Cache-Control': "no-cache"}
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# Troubleshooting problems with initial search request
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log.debug('PAYLOAD: ' + json.dumps(payload))
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log.debug('HEADERS: ' + json.dumps(headers))
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search_url_string = "https://urlscan.io/api/v1/scan/"
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response = requests.request("POST",
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search_url_string,
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data=json.dumps(payload),
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headers=headers)
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# HTTP 400 - Bad Request
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if response.status_code == 400:
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raise Exception('HTTP Error 400 - Bad Request')
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# HTTP 404 - Not found
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if response.status_code == 404:
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raise Exception('HTTP Error 404 - These are not the droids you\'re looking for')
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# Any other status code
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if response.status_code != 200:
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raise Exception('HTTP Error ' + str(response.status_code))
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if response.text:
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response = json.loads(response.content.decode("utf-8"))
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time.sleep(3)
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self.uuid = response['uuid']
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# Strings for to check for errors on the results page
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# Null response string for any unavailable resources
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null_response_string = '"status": 404'
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# Redirect string accounting for 301/302/303/307/308 status codes
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redirect_string = '"status": 30'
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# Normal response string with 200 status code
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normal_response_string = '"status": 200'
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results_url_string = "https://urlscan.io/api/v1/result/" + self.uuid
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log.debug('Results URL: ' + results_url_string)
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# Need to wait for results to process and check if they are valid
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tries = 10
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while tries >= 0:
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results = requests.request("GET", results_url_string)
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log.debug('Made a GET request')
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results = results.content.decode("utf-8")
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# checking if there is a 404 status code and no available resources
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if null_response_string in results and \
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redirect_string not in results and \
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normal_response_string not in results:
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log.debug('Results not processed. Please check again later.')
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time.sleep(3)
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tries -= 1
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else:
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return json.loads(results)
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raise Exception('Results contained a 404 status error and could not be processed.')
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def search_url(self, query):
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log.debug('From search_url with parameter: ' + query)
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return self.request(query)
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@ -15,7 +15,7 @@ misperrors = {'error': 'Error'}
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userConfig = {}
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inputSource = ['file']
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moduleinfo = {'version': '0.8', 'author': 'Christophe Vandeplas',
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moduleinfo = {'version': '0.9', 'author': 'Christophe Vandeplas',
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'description': 'Import for ThreatAnalyzer archive.zip/analysis.json files',
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'module-type': ['import']}
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@ -45,7 +45,7 @@ def handler(q=False):
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if re.match(r"Analysis/proc_\d+/modified_files/mapping\.log", zip_file_name):
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with zf.open(zip_file_name, mode='r', pwd=None) as fp:
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file_data = fp.read()
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for line in file_data.decode().split('\n'):
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for line in file_data.decode("utf-8", 'ignore').split('\n'):
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if not line:
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continue
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if line.count('|') == 3:
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@ -55,7 +55,8 @@ def handler(q=False):
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l_fname = cleanup_filepath(l_fname)
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if l_fname:
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if l_size == 0:
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pass # FIXME create an attribute for the filename/path
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results.append({'values': l_fname, 'type': 'filename', 'to_ids': True,
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'categories': ['Artifacts dropped', 'Payload delivery'], 'comment': ''})
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else:
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# file is a non empty sample, upload the sample later
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modified_files_mapping[l_md5] = l_fname
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@ -144,13 +145,14 @@ def process_analysis_json(analysis_json):
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# )
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yield({'values': connection_section_connection['@remote_hostname'], 'type': 'hostname', 'to_ids': True, 'comment': ''})
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if 'http_command' in connection_section_connection:
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# print('connection_section_connection HTTP COMMAND: {}\t{}'.format(
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# connection_section_connection['http_command']['@method'], # comment
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# connection_section_connection['http_command']['@url']) # url
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# )
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val = cleanup_url(connection_section_connection['http_command']['@url'])
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if val:
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yield({'values': val, 'type': 'url', 'categories': ['Network activity'], 'to_ids': True, 'comment': connection_section_connection['http_command']['@method']})
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for http_command in connection_section_connection['http_command']:
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# print('connection_section_connection HTTP COMMAND: {}\t{}'.format(
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# connection_section_connection['http_command']['@method'], # comment
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# connection_section_connection['http_command']['@url']) # url
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# )
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val = cleanup_url(http_command['@url'])
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if val:
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yield({'values': val, 'type': 'url', 'categories': ['Network activity'], 'to_ids': True, 'comment': http_command['@method']})
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if 'http_header' in connection_section_connection:
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for http_header in connection_section_connection['http_header']:
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@ -453,9 +455,9 @@ def cleanup_filepath(item):
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'\\AppData\\Roaming\\Adobe\\Acrobat\\9.0\\UserCache.bin',
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'\\AppData\\Roaming\\Macromedia\\Flash Player\\macromedia.com\\support\\flashplayer\\sys\\settings.sol',
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'\\AppData\\Roaming\Adobe\\Flash Player\\NativeCache\\',
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'\\AppData\\Roaming\\Adobe\\Flash Player\\NativeCache\\',
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'C:\\Windows\\AppCompat\\Programs\\',
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'C:\~' # caused by temp file created by MS Office when opening malicious doc/xls/...
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'C:\\~' # caused by temp file created by MS Office when opening malicious doc/xls/...
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}
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if list_in_string(noise_substrings, item):
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return None
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@ -531,4 +533,3 @@ def introspection():
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def version():
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moduleinfo['config'] = moduleconfig
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return moduleinfo
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