Modules for expansion services, import and export in MISP http://misp.github.io/misp-modules
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"""
Export module for coverting MISP events into OSQuery queries.
Source: https://github.com/0xmilkmix/misp-modules/blob/master/misp_modules/modules/export_mod/osqueryexport.py
"""
import base64
import json
import re
misperrors = {"error": "Error"}
types_to_use = ['regkey', 'regkey|value', 'mutex', 'windows-service-displayname', 'windows-scheduled-task', 'yara']
userConfig = {
}
moduleconfig = []
inputSource = ['event']
outputFileExtension = 'conf'
responseType = 'application/txt'
moduleinfo = {'version': '1.0', 'author': 'Julien Bachmann, Hacknowledge',
'description': 'OSQuery query export module',
'module-type': ['export']}
def handle_regkey(value):
rep = {'HKCU': 'HKEY_USERS\\%', 'HKLM': 'HKEY_LOCAL_MACHINE'}
rep = dict((re.escape(k), v) for k, v in rep.items())
pattern = re.compile("|".join(rep.keys()))
value = pattern.sub(lambda m: rep[re.escape(m.group(0))], value)
return 'SELECT * FROM registry WHERE path LIKE \'%s\';' % value
def handle_regkeyvalue(value):
key, value = value.split('|')
rep = {'HKCU': 'HKEY_USERS\\%', 'HKLM': 'HKEY_LOCAL_MACHINE'}
rep = dict((re.escape(k), v) for k, v in rep.items())
pattern = re.compile("|".join(rep.keys()))
key = pattern.sub(lambda m: rep[re.escape(m.group(0))], key)
return 'SELECT * FROM registry WHERE path LIKE \'%s\' AND data LIKE \'%s\';' % (key, value)
def handle_mutex(value):
return 'SELECT * FROM winbaseobj WHERE object_name LIKE \'%s\';' % value
def handle_service(value):
return 'SELECT * FROM services WHERE display_name LIKE \'%s\' OR name like \'%s\';' % (value, value)
def handle_yara(value):
return 'not implemented yet, not sure it\'s easily feasible w/o dropping the sig on the hosts first'
def handle_scheduledtask(value):
return 'SELECT * FROM scheduled_tasks WHERE name LIKE \'%s\';' % value
handlers = {
'regkey': handle_regkey,
'regkey|value': handle_regkeyvalue,
'mutex': handle_mutex,
'windows-service-displayname': handle_service,
'windows-scheduled-task': handle_scheduledtask,
'yara': handle_yara
}
def handler(q=False):
if q is False:
return False
r = {'results': []}
request = json.loads(q)
output = ''
for event in request["data"]:
for attribute in event["Attribute"]:
if attribute['type'] in types_to_use:
output = output + handlers[attribute['type']](attribute['value']) + '\n'
r = {"response": [], "data": str(base64.b64encode(bytes(output, 'utf-8')), 'utf-8')}
return r
def introspection():
modulesetup = {}
try:
responseType
modulesetup['responseType'] = responseType
except NameError:
pass
try:
userConfig
modulesetup['userConfig'] = userConfig
except NameError:
pass
try:
outputFileExtension
modulesetup['outputFileExtension'] = outputFileExtension
except NameError:
pass
try:
inputSource
modulesetup['inputSource'] = inputSource
except NameError:
pass
return modulesetup
def version():
moduleinfo['config'] = moduleconfig
return moduleinfo