mirror of
https://github.com/Security-Onion-Solutions/securityonion.git
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31 lines
3.5 KiB
Plaintext
31 lines
3.5 KiB
Plaintext
{
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"description" : "suricata.common",
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"processors" : [
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{ "json": { "field": "message", "target_field": "message2", "ignore_failure": true } },
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{ "rename": { "field": "message2.pkt_src", "target_field": "network.packet_source","ignore_failure": true } },
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{ "rename": { "field": "message2.proto", "target_field": "network.transport", "ignore_failure": true } },
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{ "rename": { "field": "message2.in_iface", "target_field": "observer.ingress.interface.name", "ignore_failure": true } },
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{ "rename": { "field": "message2.flow_id", "target_field": "log.id.uid", "ignore_failure": true } },
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{ "rename": { "field": "message2.src_ip", "target_field": "source.ip", "ignore_failure": true } },
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{ "rename": { "field": "message2.src_port", "target_field": "source.port", "ignore_failure": true } },
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{ "rename": { "field": "message2.dest_ip", "target_field": "destination.ip", "ignore_failure": true } },
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{ "rename": { "field": "message2.dest_port", "target_field": "destination.port", "ignore_failure": true } },
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{ "rename": { "field": "message2.vlan", "target_field": "network.vlan.id", "ignore_failure": true } },
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{ "rename": { "field": "message2.community_id", "target_field": "network.community_id", "ignore_missing": true } },
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{ "rename": { "field": "message2.xff", "target_field": "xff.ip", "ignore_missing": true } },
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{ "set": { "field": "event.dataset", "value": "{{ message2.event_type }}" } },
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{ "set": { "field": "observer.name", "value": "{{agent.name}}" } },
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{ "set": { "field": "event.ingested", "value": "{{@timestamp}}" } },
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{ "date": { "field": "message2.timestamp", "target_field": "@timestamp", "formats": ["ISO8601", "UNIX"], "timezone": "UTC", "ignore_failure": true } },
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{ "remove":{ "field": "agent", "ignore_failure": true } },
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{"append":{"field":"related.ip","value":["{{source.ip}}","{{destination.ip}}"],"allow_duplicates":false,"ignore_failure":true}},
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{
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"script": {
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"source": "boolean isPrivate(def ip) { if (ip == null) return false; int dot1 = ip.indexOf('.'); if (dot1 == -1) return false; int dot2 = ip.indexOf('.', dot1 + 1); if (dot2 == -1) return false; int first = Integer.parseInt(ip.substring(0, dot1)); if (first == 10) return true; if (first == 192 && ip.startsWith('168.', dot1 + 1)) return true; if (first == 172) { int second = Integer.parseInt(ip.substring(dot1 + 1, dot2)); return second >= 16 && second <= 31; } return false; } String[] fields = new String[] {\"source\", \"destination\"}; for (int i = 0; i < fields.length; i++) { def field = fields[i]; def ip = ctx[field]?.ip; if (ip != null) { if (ctx.network == null) ctx.network = new HashMap(); if (isPrivate(ip)) { if (ctx.network.private_ip == null) ctx.network.private_ip = new ArrayList(); if (!ctx.network.private_ip.contains(ip)) ctx.network.private_ip.add(ip); } else { if (ctx.network.public_ip == null) ctx.network.public_ip = new ArrayList(); if (!ctx.network.public_ip.contains(ip)) ctx.network.public_ip.add(ip); } } }",
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"ignore_failure": false
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}
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},
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{ "pipeline": { "if": "ctx?.event?.dataset != null", "name": "suricata.{{event.dataset}}" } }
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]
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}
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