Merge branch '2.4/dev' of github.com:Security-Onion-Solutions/securityonion into reyesj2/es-integ-tmp

salt/common/tools/sbin/so-log-check

@@ -211,6 +211,7 @@ if [[ $EXCLUDE_KNOWN_ERRORS == 'Y' ]]; then
     EXCLUDED_ERRORS="$EXCLUDED_ERRORS|integrity check failed"       # Detections: Exclude false positive due to automated testing
     EXCLUDED_ERRORS="$EXCLUDED_ERRORS|syncErrors"                   # Detections: Not an actual error
     EXCLUDED_ERRORS="$EXCLUDED_ERRORS|Initialized license manager"  # SOC log: before fields.status was changed to fields.licenseStatus
+    EXCLUDED_ERRORS="$EXCLUDED_ERRORS|from NIC checksum offloading" # zeek reporter.log
 fi
 
 RESULT=0
@@ -249,6 +250,9 @@ exclude_log "agentstatus.log" # ignore this log since it tracks agents in error
 exclude_log "detections_runtime-status_yara.log" # temporarily ignore this log until Detections is more stable
 exclude_log "/nsm/kafka/data/" # ignore Kafka data directory from log check.
 
+# Include Zeek reporter.log to detect errors after running known good pcap(s) through sensor
+echo "/nsm/zeek/spool/logger/reporter.log" >> /tmp/log_check_files
+
 for log_file in $(cat /tmp/log_check_files); do
     status "Checking log file $log_file"
     tail -n $RECENT_LOG_LINES $log_file > /tmp/log_check

salt/elasticfleet/tools/sbin_jinja/so-elastic-agent-gen-installers

@@ -79,7 +79,7 @@ done
 printf "\n\n### Generating MSI...\n"
 docker run \
 --mount type=bind,source=/opt/so/saltstack/local/salt/elasticfleet/files/so_agent-installers/,target=/output/ \
-{{ GLOBALS.registry_host }}:5000/{{ GLOBALS.image_repo }}/so-elastic-agent-builder:{{ GLOBALS.so_version }} wixl -o /output/so-elastic-agent_msi --arch x64 /workspace/so-elastic-agent.wxs
+{{ GLOBALS.registry_host }}:5000/{{ GLOBALS.image_repo }}/so-elastic-agent-builder:{{ GLOBALS.so_version }} wixl -o /output/so-elastic-agent_windows_amd64_msi --arch x64 /workspace/so-elastic-agent.wxs
 printf "\n### MSI Generated...\n"
 
 printf "\n### Cleaning up temp files in /nsm/elastic-agent-workspace\n"

salt/elasticsearch/files/ingest/global@custom

@@ -10,7 +10,7 @@
     { "split":      { "if": "ctx.event?.dataset != null && ctx.event.dataset.contains('.')", "field": "event.dataset", "separator": "\\.", "target_field": "module_temp"  } },
     { "set":        { "if": "ctx.module_temp != null", "override": true, "field": "event.module", "value": "{{module_temp.0}}" } },
     { "gsub":       { "if": "ctx.event?.dataset != null && ctx.event.dataset.contains('.')", "field": "event.dataset", "pattern": "^[^.]*.", "replacement": "", "target_field": "dataset_tag_temp" } },
-    { "append":     { "if": "ctx.dataset_tag_temp != null", "field": "tags", "value": "{{dataset_tag_temp}}"  } },
+    { "append":     { "if": "ctx.dataset_tag_temp != null", "field": "tags", "value": "{{dataset_tag_temp}}", "allow_duplicates": false  } },
     { "set":        { "if": "ctx.network?.direction == 'egress'", "override": true, "field": "network.initiated", "value": "true" } },
     { "set":        { "if": "ctx.network?.direction == 'ingress'", "override": true, "field": "network.initiated", "value": "false" } },
     { "set":        { "if": "ctx.network?.type == 'ipv4'", "override": true, "field": "destination.ipv6", "value": "false" } },

salt/elasticsearch/files/ingest/zeek.common

@@ -18,6 +18,7 @@
     { "set":         { "if": "ctx.destination?.ip != null", "field": "server.ip",        "value": "{{destination.ip}}"  } },
     { "set":         { "if": "ctx.destination?.port != null", "field": "server.port",        "value": "{{destination.port}}"  } },
     { "set":         { "field": "observer.name",        "value": "{{agent.name}}"  } },
+    { "append": { "if": "ctx.network?.protocol != null && ctx.network?.protocol.contains(\"openvpn\")","field": "tags","value": ["{{network.protocol}}"],"allow_duplicates": false,"ignore_failure": true}},
     { "date":		{ "field": "message2.ts",	"target_field": "@timestamp",	"formats": ["ISO8601", "UNIX"], "ignore_failure": true	} },
     { "remove":		{ "field": ["agent"],	"ignore_failure": true									} },
     { "pipeline":	{ "name": "common" 													} }

salt/elasticsearch/files/ingest/zeek.conn

@@ -38,6 +38,8 @@
     { "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)" } },
     { "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" } },
     { "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)" } },
+    { "set": { "if": "ctx.network?.protocol != null && ctx.network?.protocol.contains(\"ipsec\")", "field": "network.protocol", "value": "ipsec"}},
+    { "set": { "if": "ctx.network?.protocol != null && ctx.network?.protocol.contains(\"openvpn\")", "field": "network.protocol", "value": "openvpn"}},
     { "pipeline": 	{ "name": "zeek.common" } }
   ]
 }

salt/elasticsearch/files/ingest/zeek.ipsec

@@ -0,0 +1,38 @@
+{
+  "description": "zeek.ipsec",
+  "processors": [
+    {"set": { "field": "event.dataset","value": "ipsec"}},
+    {"json": { "field": "message","target_field": "message2","ignore_failure": true}},
+    {"rename": {"field": "message2.initiator_spi","target_field": "ipsec.initiator_spi","ignore_missing": true}},
+    {"rename": {"field": "message2.responder_spi","target_field": "ipsec.responder_spi","ignore_missing": true}},
+    {"rename": {"field": "message2.maj_ver","target_field": "ipsec.maj_version","ignore_missing": true}},
+    {"rename": {"field": "message2.min_ver","target_field": "ipsec.min_version","ignore_missing": true}},
+    {"set": {"ignore_failure": true,"field": "ipsec.version","value": "{{ipsec.maj_version}}.{{ipsec.min_version}}"}},
+    {"rename": {"field": "message2.exchange_type","target_field": "ipsec.exchange_type","ignore_missing": true}},
+    {"rename": {"field": "message2.flag_e","target_field": "ipsec.flag_e","ignore_missing": true}},
+    {"rename": {"field": "message2.flag_c","target_field": "ipsec.flag_c","ignore_missing": true}},
+    {"rename": {"field": "message2.flag_a","target_field": "ipsec.flag_a","ignore_missing": true}},
+    {"rename": {"field": "message2.flag_i","target_field": "ipsec.flag_i","ignore_missing": true}},
+    {"rename": {"field": "message2.flag_v","target_field": "ipsec.flag_v","ignore_missing": true}},
+    {"rename": {"field": "message2.flag_r","target_field": "ipsec.flag_r","ignore_missing": true}},
+    {"rename": {"field": "message2.message_id","target_field": "ipsec.message_id","ignore_missing": true}},
+    {"rename": {"field": "message2.vendor_ids","target_field": "ipsec.vendor_ids","ignore_missing": true}},
+    {"rename": {"field": "message2.notify_messages","target_field": "ipsec.notify_messages","ignore_missing": true}},
+    {"rename": {"field": "message2.transforms","target_field": "ipsec.transforms","ignore_missing": true}},
+    {"rename": {"field": "message2.ke_dh_groups","target_field": "ipsec.ke_dh_groups","ignore_missing": true}},
+    {"rename": {"field": "message2.proposals","target_field": "ipsec.proposals","ignore_missing": true}},
+    {"rename": {"field": "message2.certificates","target_field": "ipsec.certificates","ignore_missing": true}},
+    {"rename": {"field": "message2.transform_attributes","target_field": "ipsec.transform_attributes","ignore_missing": true}},
+    {"rename": {"field": "message2.length","target_field": "ipsec.length","ignore_missing": true}},
+    {"rename": {"field": "message2.hash","target_field": "ipsec.hash","ignore_missing": true}},
+    {"rename": {"field": "message2.doi","target_field": "ipsec.doi","ignore_missing": true}},
+    {"rename": {"field": "message2.situation","target_field": "ipsec.situation","ignore_missing": true}},
+    {"script": {
+      "lang": "painless",
+      "description": "Remove ipsec fields with empty arrays",
+      "source": "if (ctx.containsKey('ipsec') && ctx.ipsec instanceof Map) {\n        for (String field : ['certificates', 'ke_dh_groups', 'notify_messages', 'proposals', 'transforms', 'transform_attributes', 'vendor_ids']) {\n          if (ctx.ipsec[field] instanceof List && ctx.ipsec[field].isEmpty()) {\n            ctx.ipsec.remove(field);\n          }\n        }\n      }",
+      "ignore_failure": true
+      }},
+    {"pipeline": {"name": "zeek.common"}}
+  ]
+}

salt/elasticsearch/templates/component/ecs/zeek.json

@@ -603,6 +603,89 @@
                 }
               }
             },
+            "ipsec": {
+              "properties": {
+                "certificates": {
+                  "ignore_above": 1024,
+                  "type": "keyword"
+                },
+                "exchange_type": {
+                  "type": "short"
+                },
+                "flag_a": {
+                  "type": "boolean"
+                },
+                "flag_c": {
+                  "type": "boolean"
+                },
+                "flag_e": {
+                  "type": "boolean"
+                },
+                "flag_i": {
+                  "type": "boolean"
+                },
+                "flag_r": {
+                  "type": "boolean"
+                },
+                "flag_v": {
+                  "type": "boolean"
+                },
+                "hash": {
+                  "ignore_above": 1024,
+                  "type": "keyword"
+                },
+                "initiator_spi": {
+                  "ignore_above": 1024,
+                  "type": "keyword"
+                },
+                "ke_dh_groups": {
+                  "type": "short"
+                },
+                "length": {
+                  "type": "long"
+                },
+                "maj_version": {
+                  "type": "short"
+                },
+                "message_id": {
+                  "type": "long"
+                },
+                "min_version": {
+                  "type": "short"
+                },
+                "notify_messages": {
+                  "ignore_above": 1024,
+                  "type": "keyword"
+                },
+                "proposals": {
+                  "type": "long"
+                },
+                "responder_spi": {
+                  "ignore_above": 1024,
+                  "type": "keyword"
+                },
+                "situation": {
+                  "ignore_above": 1024,
+                  "type": "keyword"
+                },
+                "transform_attributes": {
+                  "ignore_above": 1024,
+                  "type": "keyword"
+                },
+                "transforms": {
+                  "ignore_above": 1024,
+                  "type": "keyword"
+                },
+                "vendor_ids": {
+                  "ignore_above": 1024,
+                  "type": "keyword"
+                },
+                "version": {
+                  "ignore_above": 1024,
+                  "type": "keyword"
+                }
+              }
+            },
             "irc": {
               "properties": {
                 "addl": {

salt/soc/defaults.yaml

@@ -1929,6 +1929,9 @@ soc:
             - name: Intel
               description: Zeek Intel framework hits
               query: 'tags:intel | groupby intel.indicator | groupby -sankey intel.indicator source.ip | groupby source.ip | groupby -sankey source.ip destination.ip | groupby destination.ip | groupby destination.port | groupby intel.indicator_type | groupby intel.seen_where'
+            - name: IPSec
+              description: IPSec VPN connection metadata
+              query: 'tags:ipsec | groupby source.ip | groupby -sankey source.ip destination.ip | groupby destination.ip | groupby destination.port | groupby destination.geo.country_name | groupby ipsec.version'
             - name: IRC
               description: IRC (Internet Relay Chat) network metadata
               query: 'tags:irc | groupby irc.command.type | groupby -sankey irc.command.type irc.username | groupby irc.username | groupby irc.nickname | groupby irc.command.value | groupby irc.command.info | groupby source.ip | groupby destination.ip | groupby destination.port | groupby destination_geo.organization_name'
@@ -1941,6 +1944,9 @@ soc:
             - name: NTLM
               description: NTLM (New Technology LAN Manager) network metadata
               query: 'tags:ntlm | groupby source.ip | groupby -sankey source.ip destination.ip | groupby destination.ip | groupby destination.port | groupby ntlm.server.dns.name | groupby ntlm.server.nb.name | groupby ntlm.server.tree.name | groupby ntlm.success | groupby source.ip | groupby destination.ip'
+            - name: OpenVPN
+              description: OpenVPN connection metadata
+              query: 'tags:openvpn | groupby source.ip | groupby -sankey source.ip destination.ip | groupby destination.ip | groupby destination.port | groupby destination.geo.country_name'
             - name: PE
               description: PE (Portable Executable) files transferred via network traffic
               query: 'tags:pe | groupby file.machine | groupby -sankey file.machine file.os | groupby file.os | groupby -sankey file.os file.subsystem | groupby file.subsystem | groupby file.section_names | groupby file.is_exe | groupby file.is_64bit'

salt/zeek/defaults.yaml

@@ -23,6 +23,7 @@ zeek:
       CfgDir: /opt/zeek/etc
       CompressLogs: 1
       ZeekPort: 27760
+      FileExtractDir: ""
     local:
       load:
         - misc/loaded-scripts
@@ -70,6 +71,8 @@ zeek:
         - zeek-spicy-wireguard
         - zeek-spicy-stun
         - http2
+        - zeek-spicy-ipsec
+        - zeek-spicy-openvpn
       load-sigs:
         - frameworks/signatures/detect-windows-shells
       redef:

salt/zeek/files/zeekctl.cfg.jinja

@@ -1,6 +1,6 @@
 ## Global ZeekControl configuration file.
 
-{%- set ALLOWEDOPTIONS = ['commtimeout','commandtimeout','compresscmd','compressextension','compresslogs','compresslogsinflight','controltopic','crashexpireinterval','croncmd','debug','env_vars','havenfs','keeplogs','logdir','logexpireinterval','logrotationinterval','mailalarmsinterval','mailalarmsto','mailarchivelogfail','mailconnectionsummary','mailfrom','mailhostupdown','mailreceivingpackets','mailreplyto','mailsubjectprefix','mailto','makearchivename','memlimit','mindiskspace','pfringclusterid','pfringclustertype','pfringfirstappinstance','prefixes','savetraces','sendmail','sitepluginpath','sitepolicypath','sitepolicyscripts','statslogenable','statslogexpireinterval','statuscmdshowall','stoptimeout','stopwait','timefmt','timemachinehost','timemachineport','zeekargs','zeekport','bindir','capstatspath','cfgdir','debuglog','defaultstoredir','helperdir','libdir','libdir64','libdirinternal','localnetscfg','lockfile','logexpireminutes','nodecfg','os','pcapbufsize','pcapsnaplen','plugindir','pluginzeekdir','policydir','policydirsiteinstall','policydirsiteinstallauto','postprocdir','scriptsdir','spooldir','standalone','statefile','staticdir','statsdir','statslog','time','tmpdir','tmpexecdir','tracesummary','version','zeek','zeekbase'] %}
+{%- set ALLOWEDOPTIONS = ['commtimeout','commandtimeout','compresscmd','compressextension','compresslogs','compresslogsinflight','controltopic','crashexpireinterval','croncmd','debug','env_vars','fileextractdir','havenfs','keeplogs','logdir','logexpireinterval','logrotationinterval','mailalarmsinterval','mailalarmsto','mailarchivelogfail','mailconnectionsummary','mailfrom','mailhostupdown','mailreceivingpackets','mailreplyto','mailsubjectprefix','mailto','makearchivename','memlimit','mindiskspace','pfringclusterid','pfringclustertype','pfringfirstappinstance','prefixes','savetraces','sendmail','sitepluginpath','sitepolicypath','sitepolicyscripts','statslogenable','statslogexpireinterval','statuscmdshowall','stoptimeout','stopwait','timefmt','timemachinehost','timemachineport','zeekargs','zeekport','bindir','capstatspath','cfgdir','debuglog','defaultstoredir','helperdir','libdir','libdir64','libdirinternal','localnetscfg','lockfile','logexpireminutes','nodecfg','os','pcapbufsize','pcapsnaplen','plugindir','pluginzeekdir','policydir','policydirsiteinstall','policydirsiteinstallauto','postprocdir','scriptsdir','spooldir','standalone','statefile','staticdir','statsdir','statslog','time','tmpdir','tmpexecdir','tracesummary','version','zeek','zeekbase'] %}
 
 {%- for option in ZEEKCTL|sort %}
   {%- if option|lower in ALLOWEDOPTIONS %}