ssh.yaml

# Rule name, must be unique
  name: SSH abuse (ElastAlert 3.0.1) - 2

# Alert on x events in y seconds
type: frequency

# Alert when this many documents matching the query occur within a timeframe
num_events: 20

# num_events must occur within this amount of time to trigger an alert
timeframe:
  minutes: 60

# A list of elasticsearch filters used for find events
# These filters are joined with AND and nested in a filtered query
# For more info: http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/query-dsl.html
filter:
- query:
    query_string:
      query: "event.type:authentication_failure"

index: auditbeat-*

# When the attacker continues, send a new alert after x minutes
realert:
  minutes: 1

query_key:
  - source.ip

include:
  - host.hostname
  - user.name
  - source.ip

include_match_in_root: true

alert_subject: "SSH abuse on <{}> | <{}|Show Dashboard>"
alert_subject_args:
  - host.hostname
  - kibana_link

alert_text: |-
  An attack on {} is detected.
  The attacker looks like:
  User: {}
  IP: {}
alert_text_args:
  - host.hostname
  - user.name
  - source.ip

# The alert is use when a match is found
alert:
  - debug

slack_webhook_url: "https://hooks.slack.com/services/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"
slack_username_override: "ElastAlert"

# Alert body only cointains a title and text
alert_text_type: alert_text_only

# Link to BitSensor Kibana Dashboard
use_kibana4_dashboard: "https://dev.securely.ai/app/kibana#/dashboard/37739d80-a95c-11e9-b5ba-33a34ca252fb"