Modules for expansion services, import and export in MISP http://misp.github.io/misp-modules
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"""
Export module for converting MISP events into Endgame EQL queries
"""
import json
import logging
misperrors = {"error": "Error"}
moduleinfo = {
"version": "0.1",
"author": "92 COS DOM",
"description": "Generates EQL queries from events",
"module-type": ["expansion"]
}
# Map of MISP fields => Endgame fields
fieldmap = {
"ip-src": "source_address",
"ip-dst": "destination_address",
"filename": "file_name"
}
# Describe what events have what fields
event_types = {
"source_address": "network",
"destination_address": "network",
"file_name": "file"
}
# combine all the MISP fields from fieldmap into one big list
mispattributes = {
"input": list(fieldmap.keys())
}
def handler(q=False):
"""
Convert a MISP query into a CSV file matching the ThreatConnect Structured Import file format.
Input
q: Query dictionary
"""
if q is False or not q:
return False
# Check if we were given a configuration
request = json.loads(q)
config = request.get("config", {"Default_Source": ""})
logging.info("Setting config to: %s", config)
for supportedType in fieldmap.keys():
if request.get(supportedType):
attrType = supportedType
if attrType:
eqlType = fieldmap[attrType]
event_type = event_types[eqlType]
fullEql = "{} where {} == \"{}\"".format(event_type, eqlType, request[attrType])
else:
misperrors['error'] = "Unsupported attributes type"
return misperrors
response = []
response.append({'types': ['comment'], 'categories': ['External analysis'], 'values': fullEql, 'comment': "Event EQL queries"})
return {'results': response}
def introspection():
"""
Relay the supported attributes to MISP.
No Input
Output
Dictionary of supported MISP attributes
"""
return mispattributes
def version():
"""
Relay module version and associated metadata to MISP.
No Input
Output
moduleinfo: metadata output containing all potential configuration values
"""
return moduleinfo