MozDef/alerts/cloudtrail_deadman.py

39 строки
1.1 KiB
Python

#!/usr/bin/env python
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
# Copyright (c) 2017 Mozilla Corporation
#
# Contributors:
# Brandon Myers bmyers@mozilla.com
from lib.alerttask import AlertTask
from query_models import SearchQuery, TermMatch
class AlertCloudtrailDeadman(AlertTask):
def main(self):
search_query = SearchQuery(hours=1)
search_query.add_must([
TermMatch('_type', 'cloudtrail'),
])
self.filtersManual(search_query)
self.searchEventsSimple()
self.walkEvents()
# Set alert properties
# if no events found
def onNoEvent(self):
category = 'deadman'
tags = ['cloudtrail', 'aws']
severity = 'ERROR'
summary = 'No cloudtrail events found the last hour'
# Create the alert object based on these properties
return self.createAlertDict(summary, category, tags, [], severity=severity)