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18
deploy/prometheus/prometheus.yml
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18
deploy/prometheus/prometheus.yml
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global:
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scrape_interval: 15s
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evaluation_interval: 15s
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rule_files:
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- /etc/prometheus/rules/*.yml
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scrape_configs:
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- job_name: siem-backend
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metrics_path: /metrics
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static_configs:
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- targets:
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- siem-backend:8080
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- job_name: prometheus
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static_configs:
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- targets:
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- localhost:9090
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38
deploy/prometheus/rules/siem-alerts.yml
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38
deploy/prometheus/rules/siem-alerts.yml
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groups:
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- name: siem-backend
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rules:
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- alert: SiemBackendDown
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expr: up{job="siem-backend"} == 0
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for: 2m
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labels:
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severity: critical
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annotations:
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summary: "SIEM backend nicht erreichbar"
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description: "Prometheus kann das SIEM-Backend seit mindestens 2 Minuten nicht scrapen."
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- alert: SiemHighDetections
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expr: increase(eventcollector_detection_hits_total{severity="high"}[5m]) > 0
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for: 1m
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labels:
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severity: high
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annotations:
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summary: "Neue High-Severity Detection"
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description: "Es wurde mindestens eine neue High-Severity-Detection in den letzten 5 Minuten erzeugt."
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- alert: SiemRuleErrors
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expr: increase(eventcollector_rule_errors_total[5m]) > 0
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for: 1m
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labels:
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severity: warning
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annotations:
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summary: "Fehler in Detection-Regeln"
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description: "Mindestens eine Detection-Regel hat in den letzten 5 Minuten einen Fehler erzeugt."
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- alert: SiemTooFewActiveAgents
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expr: eventcollector_active_agents < 1
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for: 5m
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labels:
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severity: warning
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annotations:
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summary: "Zu wenige aktive Agents"
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description: "Es wurden weniger aktive Agents erkannt als erwartet."
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