11name : Suricata
22id : 64b245d4-a4d1-4865-a718-c83d3b939f2e
3- version : 2
4- date : ' 2025-01-23 '
3+ version : 3
4+ date : ' 2026-03-26 '
55author : Patrick Bareiss, Splunk
66description : Logs network traffic and security events detected by Suricata, including
77 details about connections, protocol metadata, and potential threats.
@@ -11,12 +11,12 @@ mitre_components:
1111- Network Connection Creation
1212- Malware Metadata
1313- Application Log Content
14- source : suricata
14+ source : not_applicable
1515sourcetype : suricata
1616supported_TA :
17- - name : Splunk TA for Suricata
18- url : https://splunkbase.splunk.com/app/2760
19- version : 2.3.3
17+ - name : CCX Add-on for Suricata
18+ url : https://splunkbase.splunk.com/app/6994
19+ version : 1.0.1
2020field_mappings :
2121- data_model : cim
2222 data_set : Web
@@ -30,7 +30,31 @@ field_mappings:
3030 src_ip : Web.src
3131fields :
3232- _time
33+ - action
34+ - alert_gid
35+ - alert_rev
36+ - alert.action
37+ - alert.category
38+ - alert.gid
39+ - alert.metadata.created_at{}
40+ - alert.metadata.former_category{}
41+ - alert.metadata.signature_severity{}
42+ - alert.metadata.updated_at{}
43+ - alert.rev
44+ - alert.severity
45+ - alert.signature
46+ - alert.signature_id
47+ - answer
48+ - app
3349- app_proto
50+ - body
51+ - bytes
52+ - bytes_in
53+ - bytes_out
54+ - capture_kernel_drops
55+ - capture_kernel_packets
56+ - category
57+ - cookie
3458- date_hour
3559- date_mday
3660- date_minute
@@ -39,9 +63,106 @@ fields:
3963- date_wday
4064- date_year
4165- date_zone
66+ - decoder_avg_pkt_size
67+ - decoder_bytes
68+ - decoder_erspan
69+ - decoder_ethernet
70+ - decoder_gre
71+ - decoder_icmpv4
72+ - decoder_invalid
73+ - decoder_ipraw_invalid_ip_version
74+ - decoder_ipv4
75+ - decoder_ipv4_in_ipv6
76+ - decoder_ipv6
77+ - decoder_ipv6_in_ipv6
78+ - decoder_ltnull_pkt_too_small
79+ - decoder_ltnull_unspported_type
80+ - decoder_max_pkt_size
81+ - decoder_mpls
82+ - decoder_null
83+ - decoder_pkts
84+ - decoder_ppp
85+ - decoder_pppoe
86+ - decoder_raw
87+ - decoder_sctp
88+ - decoder_ssl
89+ - decoder_tcp
90+ - decoder_teredo
91+ - decoder_udp
92+ - decoder_vlan
93+ - decoder_vlan_qinq
94+ - decoer_icmpv6
95+ - defrag_ipv4_fragments
96+ - defrag_ipv4_reassembled
97+ - defrag_ipv4_timeouts
98+ - defrag_ipv6_fragments
99+ - defrag_ipv6_reassembled
100+ - defrag_max_frag_hits
101+ - description
102+ - dest
42103- dest_ip
43104- dest_port
105+ - detect_alert
106+ - dfrag_ipv6_timeouts
107+ - dns_memcap_global
108+ - dns_memcap_state
109+ - dns_memuse
110+ - dns.aa
111+ - dns.answers{}.rdata
112+ - dns.answers{}.rrname
113+ - dns.answers{}.rrtype
114+ - dns.answers{}.ttl
115+ - dns.authorities{}.rrname
116+ - dns.authorities{}.rrtype
117+ - dns.authorities{}.soa.expire
118+ - dns.authorities{}.soa.minimum
119+ - dns.authorities{}.soa.mname
120+ - dns.authorities{}.soa.refresh
121+ - dns.authorities{}.soa.retry
122+ - dns.authorities{}.soa.rname
123+ - dns.authorities{}.soa.serial
124+ - dns.authorities{}.ttl
125+ - dns.flags
126+ - dns.grouped.A{}
127+ - dns.id
128+ - dns.opcode
129+ - dns.qr
130+ - dns.ra
131+ - dns.rcode
132+ - dns.rd
133+ - dns.rrname
134+ - dns.rrtype
135+ - dns.tx_id
136+ - dns.type
137+ - dns.version
138+ - duration
139+ - dvc
140+ - endtime
44141- event_type
142+ - eventtype
143+ - field
144+ - file_rx_id
145+ - file_size
146+ - file_state
147+ - file_stored
148+ - file_tx_id
149+ - fileinfo.filename
150+ - fileinfo.gaps
151+ - fileinfo.size
152+ - fileinfo.state
153+ - fileinfo.stored
154+ - fileinfo.tx_id
155+ - filename
156+ - flow_emerg_mode_entered
157+ - flow_emerg_mode_over
158+ - flow_id
159+ - flow_memcap
160+ - flow_memuse
161+ - flow_mgr_closed_pruned
162+ - flow_mgr_est_pruned
163+ - flow_mgr_new_pruned
164+ - flow_spare
165+ - flow_tcp_reuse
45166- flow.age
46167- flow.alerted
47168- flow.bytes_toclient
@@ -52,18 +173,100 @@ fields:
52173- flow.reason
53174- flow.start
54175- flow.state
55- - flow_id
56176- host
177+ - http_content_type
178+ - http_memcap
179+ - http_memuse
180+ - http_method
181+ - http_protocol
182+ - http_referrer
183+ - http_user_agent
184+ - http.hostname
185+ - http.http_content_type
186+ - http.http_method
187+ - http.http_port
188+ - http.http_user_agent
189+ - http.length
190+ - http.protocol
191+ - http.redirect
192+ - http.request_headers{}.name
193+ - http.request_headers{}.value
194+ - http.response_headers{}.name
195+ - http.response_headers{}.value
196+ - http.status
197+ - http.url
198+ - http.xff
199+ - ids_type
57200- in_iface
58201- index
59202- linecount
203+ - message_type
204+ - packets_in
205+ - packets_out
206+ - pcap_cnt
207+ - pkt_src
208+ - product
60209- proto
61210- punct
211+ - query
212+ - reason
213+ - reply_code
214+ - severity
215+ - severity_id
216+ - signature
62217- source
63218- sourcetype
64219- splunk_server
220+ - splunk_server_group
221+ - src
65222- src_ip
66223- src_port
224+ - ssh_client_software
225+ - ssh_client_version
226+ - ssh_server_software
227+ - ssh_server_version
228+ - ssl_issuer_common_name
229+ - ssl_publickey
230+ - ssl_server_name_indication
231+ - ssl_subject_common_name
232+ - ssl_version
233+ - starttime
234+ - state
235+ - status
236+ - stream_3whs_ack_in_wrong_dir
237+ - stream_3whs_async_wrong_seq
238+ - stream_3whs_right_seq_wrong_ack_evasion
239+ - suricata_signature_id
240+ - tag
241+ - tag::action
242+ - tag::app
243+ - tag::eventtype
244+ - tcp_ack
245+ - tcp_cwr
246+ - tcp_ecn
247+ - tcp_fin
248+ - tcp_flag
249+ - tcp_flag_hex
250+ - tcp_flag_hex_to_client
251+ - tcp_flag_hex_to_server
252+ - tcp_flag_to_client
253+ - tcp_flag_to_server
254+ - tcp_invalid_checksum
255+ - tcp_memuse
256+ - tcp_no_flow
257+ - tcp_pseudo
258+ - tcp_pseudo_failed
259+ - tcp_psh
260+ - tcp_reassembly_gap
261+ - tcp_reassembly_memuse
262+ - tcp_rst
263+ - tcp_segment_memcap_drop
264+ - tcp_sessions
265+ - tcp_ssn_memcap_drop
266+ - tcp_state
267+ - tcp_stream_depth_reached
268+ - tcp_syn
269+ - tcp_synack
67270- tcp.ack
68271- tcp.fin
69272- tcp.psh
@@ -75,4 +278,17 @@ fields:
75278- timeendpos
76279- timestamp
77280- timestartpos
281+ - transaction_id
282+ - transport
283+ - ttl
284+ - tx_id
285+ - type
286+ - uptime
287+ - url
288+ - url_domain
289+ - vendor
290+ - vendor_gid
291+ - vendor_product
292+ - vendor_rev
293+ - vendor_sid
78294example_log : ' {"timestamp":"2023-10-17T01:24:52.149017+0000","flow_id":721124494649885,"in_iface":"ens5","event_type":"flow","src_ip":"192.0.2.1","src_port":30880,"dest_ip":"192.0.2.2","dest_port":80,"proto":"TCP","app_proto":"http","flow":{"pkts_toserver":6,"pkts_toclient":4,"bytes_toserver":640,"bytes_toclient":660,"start":"2023-10-17T01:20:23.829981+0000","end":"2023-10-17T01:22:11.831172+0000","age":108,"state":"closed","reason":"timeout","alerted":false},"tcp":{"tcp_flags":"1b","tcp_flags_ts":"1b","tcp_flags_tc":"1b","syn":true,"fin":true,"psh":true,"ack":true,"state":"closed"}}'
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