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49 lines
5.5 KiB
Plaintext
49 lines
5.5 KiB
Plaintext
{
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"description" : "bro_conn",
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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.uid", "target_field": "uid", "ignore_missing": true } },
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{ "dot_expander": { "field": "id.orig_h", "path": "message2", "ignore_failure": true } },
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{ "rename": { "field": "message2.id.orig_h", "target_field": "source_ip", "ignore_missing": true } },
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{ "dot_expander": { "field": "id.orig_p", "path": "message2", "ignore_failure": true } },
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{ "rename": { "field": "message2.id.orig_p", "target_field": "source_port", "ignore_missing": true } },
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{ "dot_expander": { "field": "id.resp_h", "path": "message2", "ignore_failure": true } },
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{ "rename": { "field": "message2.id.resp_h", "target_field": "destination_ip", "ignore_missing": true } },
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{ "dot_expander": { "field": "id.resp_p", "path": "message2", "ignore_failure": true } },
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{ "rename": { "field": "message2.id.resp_p", "target_field": "destination_port", "ignore_missing": true } },
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{ "rename": { "field": "message2.proto", "target_field": "protocol", "ignore_missing": true } },
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{ "rename": { "field": "message2.service", "target_field": "service", "ignore_missing": true } },
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{ "rename": { "field": "message2.duration", "target_field": "duration", "ignore_missing": true } },
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{ "rename": { "field": "message2.orig_bytes", "target_field": "original_bytes", "ignore_missing": true } },
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{ "rename": { "field": "message2.resp_bytes", "target_field": "respond_bytes", "ignore_missing": true } },
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{ "rename": { "field": "message2.conn_state", "target_field": "connection_state", "ignore_missing": true } },
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{ "rename": { "field": "message2.local_orig", "target_field": "local_orig", "ignore_missing": true } },
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{ "rename": { "field": "message2.local_resp", "target_field": "local_respond", "ignore_missing": true } },
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{ "rename": { "field": "message2.missed_bytes", "target_field": "missed_bytes", "ignore_missing": true } },
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{ "rename": { "field": "message2.history", "target_field": "history", "ignore_missing": true } },
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{ "rename": { "field": "message2.orig_pkts", "target_field": "original_packets", "ignore_missing": true } },
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{ "rename": { "field": "message2.orig_ip_bytes", "target_field": "original_ip_bytes", "ignore_missing": true } },
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{ "rename": { "field": "message2.resp_pkts", "target_field": "respond_packets", "ignore_missing": true } },
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{ "rename": { "field": "message2.resp_ip_bytes", "target_field": "respond_ip_bytes", "ignore_missing": true } },
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{ "rename": { "field": "message2.tunnel_parents", "target_field": "tunnel_parents", "ignore_missing": true } },
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{ "rename": { "field": "message2.orig_cc", "target_field": "original_country_code","ignore_missing": true } },
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{ "rename": { "field": "message2.resp_cc", "target_field": "respond_country_code", "ignore_missing": true } },
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{ "rename": { "field": "message2.sensorname", "target_field": "sensor_name", "ignore_missing": true } },
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{ "script": { "lang": "painless", "source": "ctx.total_bytes = (ctx.original_bytes + ctx.respond_bytes)", "ignore_failure": true } },
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{ "set": { "if": "ctx.connection_state == 'S0'", "field": "connection_state_description", "value": "Connection attempt seen, no reply" } },
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{ "set": { "if": "ctx.connection_state == 'S1'", "field": "connection_state_description", "value": "Connection established, not terminated" } },
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{ "set": { "if": "ctx.connection_state == 'S2'", "field": "connection_state_description", "value": "Connection established and close attempt by originator seen (but no reply from responder)" } },
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{ "set": { "if": "ctx.connection_state == 'S3'", "field": "connection_state_description", "value": "Connection established and close attempt by responder seen (but no reply from originator)" } },
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{ "set": { "if": "ctx.connection_state == 'SF'", "field": "connection_state_description", "value": "Normal SYN/FIN completion" } },
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{ "set": { "if": "ctx.connection_state == 'REJ'", "field": "connection_state_description", "value": "Connection attempt rejected" } },
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{ "set": { "if": "ctx.connection_state == 'RSTO'", "field": "connection_state_description", "value": "Connection established, originator aborted (sent a RST)" } },
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{ "set": { "if": "ctx.connection_state == 'RSTR'", "field": "connection_state_description", "value": "Established, responder aborted" } },
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{ "set": { "if": "ctx.connection_state == 'RSTOS0'","field": "connection_state_description", "value": "Originator sent a SYN followed by a RST, we never saw a SYN-ACK from the responder" } },
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{ "set": { "if": "ctx.connection_state == 'RSTRH'", "field": "connection_state_description", "value": "Responder sent a SYN ACK followed by a RST, we never saw a SYN from the (purported) originator" } },
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{ "set": { "if": "ctx.connection_state == 'SH'", "field": "connection_state_description", "value": "Originator sent a SYN followed by a FIN, we never saw a SYN ACK from the responder (hence the connection was 'half' open)" } },
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{ "set": { "if": "ctx.connection_state == 'SHR'", "field": "connection_state_description", "value": "Responder sent a SYN ACK followed by a FIN, we never saw a SYN from the originator" } },
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{ "set": { "if": "ctx.connection_state == 'OTH'", "field": "connection_state_description", "value": "No SYN seen, just midstream traffic (a 'partial connection' that was not later closed)" } },
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{ "pipeline": { "name": "bro_common" } }
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]
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}
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