misp-modules/misp_modules/modules/expansion/geoip_country.py

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import json
import geoip2.database
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import sys
import logging
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log = logging.getLogger('geoip_country')
log.setLevel(logging.DEBUG)
ch = logging.StreamHandler(sys.stdout)
ch.setLevel(logging.DEBUG)
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
ch.setFormatter(formatter)
log.addHandler(ch)
misperrors = {'error': 'Error'}
mispattributes = {'input': ['ip-src', 'ip-dst', 'domain|ip'], 'output': ['freetext']}
moduleconfig = ['local_geolite_db']
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# possible module-types: 'expansion', 'hover' or both
moduleinfo = {'version': '0.2', 'author': 'Andreas Muehlemann',
'description': 'Query a local copy of Maxminds Geolite database, updated for MMDB format',
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'module-type': ['expansion', 'hover']}
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def handler(q=False):
if q is False:
return False
request = json.loads(q)
if not request.get('config') or not request['config'].get('local_geolite_db'):
return {'error': 'Please specify the path of your local copy of Maxminds Geolite database'}
path_to_geolite = request['config']['local_geolite_db']
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if request.get('ip-dst'):
toquery = request['ip-dst']
elif request.get('ip-src'):
toquery = request['ip-src']
elif request.get('domain|ip'):
toquery = request['domain|ip'].split('|')[1]
else:
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return False
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try:
reader = geoip2.database.Reader(path_to_geolite)
except FileNotFoundError:
return {'error': f'Unable to locate the GeoLite database you specified ({path_to_geolite}).'}
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log.debug(toquery)
try:
answer = reader.country(toquery)
except Exception as e:
misperrors['error'] = f"GeoIP resolving error: {e}"
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return misperrors
r = {'results': [{'types': mispattributes['output'], 'values': [answer.country.iso_code]}]}
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return r
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def introspection():
return mispattributes
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def version():
moduleinfo['config'] = moduleconfig
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return moduleinfo