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 Nexthink NXQL queries.
Source: https://github.com/HacknowledgeCH/misp-modules/blob/master/misp_modules/modules/export_mod/nexthinkexport.py
Config['Period'] : allows to define period over witch to look for IOC from now (15m, 1d, 2w, 30d, ...), see Nexthink data model documentation
"""
import base64
import json
misperrors = {"error": "Error"}
types_to_use = ['sha1', 'sha256', 'md5', 'domain']
userConfig = {
}
moduleconfig = ["Period"]
inputSource = ['event']
outputFileExtension = 'nxql'
responseType = 'application/txt'
moduleinfo = {'version': '1.0', 'author': 'Julien Bachmann, Hacknowledge',
'description': 'Nexthink NXQL query export module',
'module-type': ['export']}
def handle_sha1(value, period):
query = '''select ((binary (executable_name version)) (user (name)) (device (name last_ip_address)) (execution (binary_path start_time)))
(from (binary user device execution)
(where binary (eq sha1 (sha1 %s)))
(between now-%s now))
(limit 1000)
''' % (value, period)
return query.replace('\n', ' ')
def handle_sha256(value, period):
query = '''select ((binary (executable_name version)) (user (name)) (device (name last_ip_address)) (execution (binary_path start_time)))
(from (binary user device execution)
(where binary (eq sha256 (sha256 %s)))
(between now-%s now))
(limit 1000)
''' % (value, period)
return query.replace('\n', ' ')
def handle_md5(value, period):
query = '''select ((binary (executable_name version)) (user (name)) (device (name last_ip_address)) (execution (binary_path start_time)))
(from (binary user device execution)
(where binary (eq hash (md5 %s)))
(between now-%s now))
(limit 1000)
''' % (value, period)
return query.replace('\n', ' ')
def handle_domain(value, period):
query = '''select ((device name) (device (name last_ip_address)) (user name)(user department) (binary executable_name)(binary application_name)(binary description)(binary application_category)(binary (executable_name version)) (binary #"Suspicious binary")(binary first_seen)(binary last_seen)(binary threat_level)(binary hash) (binary paths)
(destination name)(domain name) (domain domain_category)(domain hosting_country)(domain protocol)(domain threat_level) (port port_number)(web_request incoming_traffic)(web_request outgoing_traffic))
(from (web_request device user binary executable destination domain port)
(where domain (eq name(string %s)))
(between now-%s now))
(limit 1000)
''' % (value, period)
return query.replace('\n', ' ')
handlers = {
'sha1': handle_sha1,
'sha256': handle_sha256,
'md5': handle_md5,
'domain': handle_domain
}
def handler(q=False):
if q is False:
return False
r = {'results': []}
request = json.loads(q)
config = request.get("config", {"Period": ""})
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'], config['Period']) + '\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