mirror of https://github.com/MISP/misp-modules
132 lines
4.2 KiB
Python
Executable File
132 lines
4.2 KiB
Python
Executable File
"""
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Export module for coverting MISP events into Nexthink NXQL queries.
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Source: https://github.com/HacknowledgeCH/misp-modules/blob/master/misp_modules/modules/export_mod/nexthinkexport.py
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Config['Period'] : allows to define period over witch to look for IOC from now (15m, 1d, 2w, 30d, ...), see Nexthink data model documentation
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"""
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import base64
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import json
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misperrors = {"error": "Error"}
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types_to_use = ['sha1', 'sha256', 'md5', 'domain']
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userConfig = {
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}
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moduleconfig = ["Period"]
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inputSource = ['event']
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outputFileExtension = 'nxql'
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responseType = 'application/txt'
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moduleinfo = {
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'version': '1.0',
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'author': 'Julien Bachmann, Hacknowledge',
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'description': 'Nexthink NXQL query export module',
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'module-type': ['export'],
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'name': 'Nexthink NXQL Export',
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'logo': 'nexthink.svg',
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'requirements': [],
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'features': 'This module export an event as Nexthink NXQL queries that can then be used in your own python3 tool or from wget/powershell',
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'references': ['https://doc.nexthink.com/Documentation/Nexthink/latest/APIAndIntegrations/IntroducingtheWebAPIV2'],
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'input': 'MISP Event attributes',
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'output': 'Nexthink NXQL queries',
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}
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def handle_sha1(value, period):
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query = '''select ((binary (executable_name version)) (user (name)) (device (name last_ip_address)) (execution (binary_path start_time)))
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(from (binary user device execution)
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(where binary (eq sha1 (sha1 %s)))
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(between now-%s now))
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(limit 1000)
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''' % (value, period)
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return query.replace('\n', ' ')
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def handle_sha256(value, period):
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query = '''select ((binary (executable_name version)) (user (name)) (device (name last_ip_address)) (execution (binary_path start_time)))
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(from (binary user device execution)
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(where binary (eq sha256 (sha256 %s)))
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(between now-%s now))
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(limit 1000)
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''' % (value, period)
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return query.replace('\n', ' ')
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def handle_md5(value, period):
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query = '''select ((binary (executable_name version)) (user (name)) (device (name last_ip_address)) (execution (binary_path start_time)))
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(from (binary user device execution)
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(where binary (eq hash (md5 %s)))
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(between now-%s now))
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(limit 1000)
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''' % (value, period)
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return query.replace('\n', ' ')
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def handle_domain(value, period):
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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)
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(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))
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(from (web_request device user binary executable destination domain port)
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(where domain (eq name(string %s)))
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(between now-%s now))
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(limit 1000)
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''' % (value, period)
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return query.replace('\n', ' ')
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handlers = {
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'sha1': handle_sha1,
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'sha256': handle_sha256,
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'md5': handle_md5,
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'domain': handle_domain
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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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r = {'results': []}
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request = json.loads(q)
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config = request.get("config", {"Period": ""})
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output = ''
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for event in request["data"]:
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for attribute in event["Attribute"]:
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if attribute['type'] in types_to_use:
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output = output + handlers[attribute['type']](attribute['value'], config['Period']) + '\n'
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r = {"response": [], "data": str(base64.b64encode(bytes(output, 'utf-8')), 'utf-8')}
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return r
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def introspection():
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modulesetup = {}
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try:
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responseType
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modulesetup['responseType'] = responseType
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except NameError:
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pass
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try:
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userConfig
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modulesetup['userConfig'] = userConfig
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except NameError:
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pass
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try:
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outputFileExtension
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modulesetup['outputFileExtension'] = outputFileExtension
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except NameError:
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pass
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try:
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inputSource
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modulesetup['inputSource'] = inputSource
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except NameError:
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pass
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return modulesetup
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def version():
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moduleinfo['config'] = moduleconfig
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return moduleinfo
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