зеркало из https://github.com/mozilla/MozDef.git
43 строки
1.4 KiB
Python
43 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 https://mozilla.org/MPL/2.0/.
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# Copyright (c) 2017 Mozilla Corporation
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from lib.alerttask import AlertTask
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from mozdef_util.query_models import SearchQuery, TermMatch, PhraseMatch
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class AlertHTTPErrors(AlertTask):
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def main(self):
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self.parse_config('http_errors.conf', ['url', 'severity'])
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search_query = SearchQuery(minutes=15)
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search_query.add_must([
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TermMatch('category', 'bro'),
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TermMatch('source', 'notice'),
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PhraseMatch('details.note', 'MozillaHTTPErrors::Excessive_HTTP_Errors_Attacker')
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])
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self.filtersManual(search_query)
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# Search events
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self.searchEventsSimple()
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self.walkEvents()
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# Set alert properties
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def onEvent(self, event):
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category = 'httperrors'
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tags = ['http']
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severity = self.config.severity
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hostname = event['_source']['hostname']
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url = self.config.url
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# the summary of the alert is the same as the event
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summary = '{0} {1}'.format(hostname, event['_source']['summary'])
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# Create the alert object based on these properties
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return self.createAlertDict(summary, category, tags, [event], severity=severity, url=url)
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