зеркало из https://github.com/mozilla/MozDef.git
46 строки
1.4 KiB
Python
46 строки
1.4 KiB
Python
#!/usr/bin/env python
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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# Copyright (c) 2014 Mozilla Corporation
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#
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# Contributors:
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# Michal Purzynski mpurzynski@mozilla.com
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#
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# This code alerts on every successfully opened session on any of the host from a given list
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from lib.alerttask import AlertTask
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from query_models import SearchQuery, TermMatch, QueryStringMatch, PhraseMatch
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class PromiscKernel(AlertTask):
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def main(self):
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search_query = SearchQuery(minutes=2)
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search_query.add_must([
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TermMatch('_type', 'event'),
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TermMatch('category', 'syslog'),
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PhraseMatch('summary', 'promiscuous'),
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PhraseMatch('summary', 'entered'),
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])
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search_query.add_must_not([
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QueryStringMatch('summary: veth*'),
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])
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self.filtersManual(search_query)
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self.searchEventsAggregated('details.hostname', samplesLimit=10)
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self.walkAggregations(threshold=1)
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def onAggregation(self, aggreg):
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category = 'promisc'
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severity = 'WARNING'
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tags = ['promisc', 'kernel']
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summary = 'Promiscuous mode enabled on {1} [{0}]'.format(aggreg['count'], aggreg['value'])
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return self.createAlertDict(summary, category, tags, aggreg['events'], severity)
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