Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

[Filebeat] Update Grok pattern for UDM logs #25616

Merged
merged 2 commits into from
May 14, 2021
Merged

[Filebeat] Update Grok pattern for UDM logs #25616

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
5267b1d
Update Grok pattern for UDM logs
legoguy1000 May 7, 2021
bd5a220
update changelog
legoguy1000 May 9, 2021
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
1 change: 1 addition & 0 deletions CHANGELOG.next.asciidoc
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -853,6 +853,7 @@ https://github.com/elastic/beats/compare/v7.0.0-alpha2...master[Check the HEAD d
- Mark `filestream` input beta. {pull}25560[25560]
- Update PanOS module to parse Global Protect & User ID logs. {issue}24722[24722] {issue}24724[24724] {pull}24927[24927]
- Add HMAC signature validation support for http_endpoint input. {pull}24918[24918]
- Add new grok pattern for iptables module for Ubiquiti UDM {issue}25615[25615] {pull}25616[25616]

*Heartbeat*

Expand Down
4 changes: 3 additions & 1 deletion x-pack/filebeat/module/iptables/log/ingest/pipeline.yml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -8,10 +8,11 @@ processors:
patterns:
- '%{SYSLOGTIMESTAMP:iptables.raw_date}%{SPACE}%{IPTABLES_HOSTNAME}%{GREEDYDATA}\[%{UBIQUITI_LABEL}\]%{IPTABLES}%{SPACE}'
- '%{SYSLOGTIMESTAMP:iptables.raw_date}%{SPACE}%{IPTABLES_ACTION}%{GREEDYDATA}%{IPTABLES}%{SPACE}'
- '%{SYSLOGTIMESTAMP:iptables.raw_date}%{SPACE}%{IPTABLES_HOSTNAME}%{SPACE}%{UDM_LOGS}%{IPTABLES_IP_PAYLOAD}'
- '%{GREEDYDATA}\[%{UBIQUITI_LABEL}\]%{IPTABLES}%{SPACE}'
- '%{GREEDYDATA}%{IPTABLES}%{SPACE}'
pattern_definitions:
IPTABLES_HOSTNAME: '%{HOSTNAME:observer.name}%{SPACE}kernel:'
IPTABLES_HOSTNAME: '%{HOSTNAME:observer.name}%{SPACE}(%{NOTSPACE}%{SPACE})?kernel:'
IPTABLES_ACTION: '(:?%{WORD:event.action}:|%{IPTABLES_HOSTNAME}%{SPACE}iptables%{SPACE}%{WORD:event.action}|%{IPTABLES_HOSTNAME})'
UNSIGNED_INT: '[0-9]+'
ETHTYPE: (?:[A-Fa-f0-9]{2}):(?:[A-Fa-f0-9]{2})
Expand Down Expand Up @@ -49,6 +50,7 @@ processors:
UBIQUITI_FIELD: '[^-\]]*'
UBIQUITI_RULESET_NAME: '[^\]]*'
UBIQUITI_LABEL: '%{UBIQUITI_RULESET_NAME:iptables.ubiquiti.rule_set}-%{UBIQUITI_FIELD:iptables.ubiquiti.rule_number}-%{UBIQUITI_FIELD:event.action}'
UDM_LOGS: '(%{UNSIGNED_INT}%{SPACE})?(TTL|TL|L)=(%{UNSIGNED_INT:iptables.ttl:int})%{SPACE}(ID=(%{UNSIGNED_INT:iptables.id:int})%{SPACE})?(DF%{SPACE})?'
- rename:
field: message
target_field: log.original
Expand Down
16 changes: 11 additions & 5 deletions x-pack/filebeat/module/iptables/log/test/ubiquiti.log
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,5 +1,11 @@
Jan 5 20:17:05 MainFirewall kernel: [LAN_LOCAL-default-A]IN=eth0.90 OUT= MAC=90:10:92:6e:ea:a7:90:10:73:ba:d6:77:08:00:45:fc:02:1c SRC=192.168.48.137 DST=255.55.174.225 LEN=540 TOS=0x1C PREC=0xE0 TTL=64 ID=27223 PROTO=UDP SPT=48689 DPT=48689 LEN=520
Jan 5 20:17:01 MainFirewall kernel: [WAN_OUT-2000-A]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:24:67:f4:89:08:00 SRC=192.168.134.158 DST=192.0.2.25 LEN=265 TOS=0x00 PREC=0x00 TTL=63 ID=51768 DF PROTO=TCP SPT=43189 DPT=443 WINDOW=159 RES=0x00 ACK PSH URGP=0
Jan 5 20:17:01 MainFirewall kernel: [source-dest-default-D]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:65:29:b6:2a:08:00 SRC=192.168.110.116 DST=192.0.2.25 LEN=52 TOS=0x00 PREC=0x00 TTL=63 ID=0 DF PROTO=TCP SPT=50093 DPT=1443 WINDOW=2857 RES=0x00 ACK URGP=0
Jan 5 20:17:01 MainFirewall kernel: [WAN_OUT-2000-A]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:65:29:b6:2a:08:00 SRC=192.168.110.116 DST=192.0.2.25 LEN=52 TOS=0x00 PREC=0x00 TTL=63 ID=0 DF PROTO=TCP SPT=50093 DPT=1443 WINDOW=2853 RES=0x00 ACK URGP=0
Jan 5 20:17:01 MainFirewall kernel: [WAN_OUT-2000-A]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:65:29:b6:2a:08:00 SRC=192.168.110.116 DST=192.0.2.25 LEN=52 TOS=0x00 PREC=0x00 TTL=63 ID=0 DF PROTO=TCP SPT=50093 DPT=1443 WINDOW=2850 RES=0x00 ACK URGP=0
Jan 5 20:17:05 MainFirewall kernel: [LAN_LOCAL-default-A]IN=eth0.90 OUT= MAC=90:10:92:6e:ea:a7:90:10:73:ba:d6:77:08:00:45:fc:02:1c SRC=192.168.48.137 DST=255.55.174.225 LEN=540 TOS=0x1C PREC=0xE0 TTL=64 ID=27223 PROTO=UDP SPT=48689 DPT=48689 LEN=520
Jan 5 20:17:01 MainFirewall kernel: [WAN_OUT-2000-A]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:24:67:f4:89:08:00 SRC=192.168.134.158 DST=192.0.2.25 LEN=265 TOS=0x00 PREC=0x00 TTL=63 ID=51768 DF PROTO=TCP SPT=43189 DPT=443 WINDOW=159 RES=0x00 ACK PSH URGP=0
Jan 5 20:17:01 MainFirewall kernel: [source-dest-default-D]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:65:29:b6:2a:08:00 SRC=192.168.110.116 DST=192.0.2.25 LEN=52 TOS=0x00 PREC=0x00 TTL=63 ID=0 DF PROTO=TCP SPT=50093 DPT=1443 WINDOW=2857 RES=0x00 ACK URGP=0
Jan 5 20:17:01 MainFirewall kernel: [WAN_OUT-2000-A]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:65:29:b6:2a:08:00 SRC=192.168.110.116 DST=192.0.2.25 LEN=52 TOS=0x00 PREC=0x00 TTL=63 ID=0 DF PROTO=TCP SPT=50093 DPT=1443 WINDOW=2853 RES=0x00 ACK URGP=0
Jan 5 20:17:01 MainFirewall kernel: [WAN_OUT-2000-A]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:65:29:b6:2a:08:00 SRC=192.168.110.116 DST=192.0.2.25 LEN=52 TOS=0x00 PREC=0x00 TTL=63 ID=0 DF PROTO=TCP SPT=50093 DPT=1443 WINDOW=2850 RES=0x00 ACK URGP=0
May 5 20:46:45 My-Office-Gateway user.info kernel: TTL=126 ID=15317 DF PROTO=TCP SPT=59344 DPT=443 WINDOW=8212 RES=0x00 ACK PSH URGP=0
May 5 20:46:46 My-Office-Gateway user.info kernel: TTL=126 ID=51392 DF PROTO=TCP SPT=51653 DPT=7914 WINDOW=1024 RES=0x00 ACK PSH URGP=0
May 5 20:46:46 My-Office-Gateway user.info kernel: L=126 ID=8698 DF PROTO=TCP SPT=88 DPT=51179 WINDOW=2053 RES=0x00 ACK URGP=0
May 5 20:47:09 My-Office-Gateway user.info kernel: 0 TTL=126 ID=15461 DF PROTO=TCP SPT=59289 DPT=443 WINDOW=8208 RES=0x00 ACK PSH URGP=0
May 5 20:46:56 My-Office-Gateway user.info kernel: L=126 ID=8702 DF PROTO=TCP SPT=88 DPT=51182 WINDOW=2053 RES=0x00 ACK URGP=0
May 5 20:45:44 My-Office-Gateway user.info kernel: TL=126 ID=4622 DF PROTO=TCP SPT=389 DPT=49209 WINDOW=8192 RES=0x00 ECE ACK SYN URGP=0
197 changes: 188 additions & 9 deletions x-pack/filebeat/module/iptables/log/test/ubiquiti.log-expected.json
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,7 @@
"iptables.ubiquiti.rule_set": "LAN_LOCAL",
"iptables.udp.length": 520,
"log.offset": 0,
"log.original": "Jan 5 20:17:05 MainFirewall kernel: [LAN_LOCAL-default-A]IN=eth0.90 OUT= MAC=90:10:92:6e:ea:a7:90:10:73:ba:d6:77:08:00:45:fc:02:1c SRC=192.168.48.137 DST=255.55.174.225 LEN=540 TOS=0x1C PREC=0xE0 TTL=64 ID=27223 PROTO=UDP SPT=48689 DPT=48689 LEN=520 ",
"log.original": "Jan 5 20:17:05 MainFirewall kernel: [LAN_LOCAL-default-A]IN=eth0.90 OUT= MAC=90:10:92:6e:ea:a7:90:10:73:ba:d6:77:08:00:45:fc:02:1c SRC=192.168.48.137 DST=255.55.174.225 LEN=540 TOS=0x1C PREC=0xE0 TTL=64 ID=27223 PROTO=UDP SPT=48689 DPT=48689 LEN=520",
"network.community_id": "1:3qoibVBmc9hsnHpP4Ms5HO6ls7Q=",
"network.transport": "udp",
"network.type": "ipv4",
Expand Down Expand Up @@ -86,8 +86,8 @@
"iptables.ttl": 63,
"iptables.ubiquiti.rule_number": "2000",
"iptables.ubiquiti.rule_set": "WAN_OUT",
"log.offset": 252,
"log.original": "Jan 5 20:17:01 MainFirewall kernel: [WAN_OUT-2000-A]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:24:67:f4:89:08:00 SRC=192.168.134.158 DST=192.0.2.25 LEN=265 TOS=0x00 PREC=0x00 TTL=63 ID=51768 DF PROTO=TCP SPT=43189 DPT=443 WINDOW=159 RES=0x00 ACK PSH URGP=0 ",
"log.offset": 251,
"log.original": "Jan 5 20:17:01 MainFirewall kernel: [WAN_OUT-2000-A]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:24:67:f4:89:08:00 SRC=192.168.134.158 DST=192.0.2.25 LEN=265 TOS=0x00 PREC=0x00 TTL=63 ID=51768 DF PROTO=TCP SPT=43189 DPT=443 WINDOW=159 RES=0x00 ACK PSH URGP=0",
"network.community_id": "1:7bPQdYPL4yePwQJZt0I1dvVXLHc=",
"network.transport": "tcp",
"network.type": "ipv4",
Expand Down Expand Up @@ -145,8 +145,8 @@
"iptables.ubiquiti.output_zone": "dest",
"iptables.ubiquiti.rule_number": "default",
"iptables.ubiquiti.rule_set": "source-dest",
"log.offset": 513,
"log.original": "Jan 5 20:17:01 MainFirewall kernel: [source-dest-default-D]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:65:29:b6:2a:08:00 SRC=192.168.110.116 DST=192.0.2.25 LEN=52 TOS=0x00 PREC=0x00 TTL=63 ID=0 DF PROTO=TCP SPT=50093 DPT=1443 WINDOW=2857 RES=0x00 ACK URGP=0 ",
"log.offset": 511,
"log.original": "Jan 5 20:17:01 MainFirewall kernel: [source-dest-default-D]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:65:29:b6:2a:08:00 SRC=192.168.110.116 DST=192.0.2.25 LEN=52 TOS=0x00 PREC=0x00 TTL=63 ID=0 DF PROTO=TCP SPT=50093 DPT=1443 WINDOW=2857 RES=0x00 ACK URGP=0",
"network.community_id": "1:6BwNFzns3BNljtYZJCwhPO5Qoq0=",
"network.transport": "tcp",
"network.type": "ipv4",
Expand Down Expand Up @@ -204,8 +204,8 @@
"iptables.ttl": 63,
"iptables.ubiquiti.rule_number": "2000",
"iptables.ubiquiti.rule_set": "WAN_OUT",
"log.offset": 774,
"log.original": "Jan 5 20:17:01 MainFirewall kernel: [WAN_OUT-2000-A]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:65:29:b6:2a:08:00 SRC=192.168.110.116 DST=192.0.2.25 LEN=52 TOS=0x00 PREC=0x00 TTL=63 ID=0 DF PROTO=TCP SPT=50093 DPT=1443 WINDOW=2853 RES=0x00 ACK URGP=0 ",
"log.offset": 771,
"log.original": "Jan 5 20:17:01 MainFirewall kernel: [WAN_OUT-2000-A]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:65:29:b6:2a:08:00 SRC=192.168.110.116 DST=192.0.2.25 LEN=52 TOS=0x00 PREC=0x00 TTL=63 ID=0 DF PROTO=TCP SPT=50093 DPT=1443 WINDOW=2853 RES=0x00 ACK URGP=0",
"network.community_id": "1:6BwNFzns3BNljtYZJCwhPO5Qoq0=",
"network.transport": "tcp",
"network.type": "ipv4",
Expand Down Expand Up @@ -261,8 +261,8 @@
"iptables.ttl": 63,
"iptables.ubiquiti.rule_number": "2000",
"iptables.ubiquiti.rule_set": "WAN_OUT",
"log.offset": 1028,
"log.original": "Jan 5 20:17:01 MainFirewall kernel: [WAN_OUT-2000-A]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:65:29:b6:2a:08:00 SRC=192.168.110.116 DST=192.0.2.25 LEN=52 TOS=0x00 PREC=0x00 TTL=63 ID=0 DF PROTO=TCP SPT=50093 DPT=1443 WINDOW=2850 RES=0x00 ACK URGP=0 ",
"log.offset": 1024,
"log.original": "Jan 5 20:17:01 MainFirewall kernel: [WAN_OUT-2000-A]IN=eth0 OUT=eth2 MAC=90:10:20:76:8d:20:90:10:65:29:b6:2a:08:00 SRC=192.168.110.116 DST=192.0.2.25 LEN=52 TOS=0x00 PREC=0x00 TTL=63 ID=0 DF PROTO=TCP SPT=50093 DPT=1443 WINDOW=2850 RES=0x00 ACK URGP=0",
"network.community_id": "1:6BwNFzns3BNljtYZJCwhPO5Qoq0=",
"network.transport": "tcp",
"network.type": "ipv4",
Expand All @@ -281,5 +281,184 @@
"iptables",
"forwarded"
]
},
{
"destination.port": 443,
"event.category": [
"network"
],
"event.dataset": "iptables.log",
"event.kind": "event",
"event.module": "iptables",
"event.timezone": "-02:00",
"fileset.name": "log",
"input.type": "log",
"iptables.id": 15317,
"iptables.tcp.flags": [
"ACK",
"PSH"
],
"iptables.tcp.reserved_bits": 0,
"iptables.tcp.window": 8212,
"iptables.ttl": 126,
"log.offset": 1277,
"log.original": "May 5 20:46:45 My-Office-Gateway user.info kernel: TTL=126 ID=15317 DF PROTO=TCP SPT=59344 DPT=443 WINDOW=8212 RES=0x00 ACK PSH URGP=0",
"network.transport": "tcp",
"observer.name": "My-Office-Gateway",
"service.type": "iptables",
"source.port": 59344,
"tags": [
"iptables",
"forwarded"
]
},
{
"destination.port": 7914,
"event.category": [
"network"
],
"event.dataset": "iptables.log",
"event.kind": "event",
"event.module": "iptables",
"event.timezone": "-02:00",
"fileset.name": "log",
"input.type": "log",
"iptables.id": 51392,
"iptables.tcp.flags": [
"ACK",
"PSH"
],
"iptables.tcp.reserved_bits": 0,
"iptables.tcp.window": 1024,
"iptables.ttl": 126,
"log.offset": 1413,
"log.original": "May 5 20:46:46 My-Office-Gateway user.info kernel: TTL=126 ID=51392 DF PROTO=TCP SPT=51653 DPT=7914 WINDOW=1024 RES=0x00 ACK PSH URGP=0",
"network.transport": "tcp",
"observer.name": "My-Office-Gateway",
"service.type": "iptables",
"source.port": 51653,
"tags": [
"iptables",
"forwarded"
]
},
{
"destination.port": 51179,
"event.category": [
"network"
],
"event.dataset": "iptables.log",
"event.kind": "event",
"event.module": "iptables",
"event.timezone": "-02:00",
"fileset.name": "log",
"input.type": "log",
"iptables.id": 8698,
"iptables.tcp.flags": [
"ACK"
],
"iptables.tcp.reserved_bits": 0,
"iptables.tcp.window": 2053,
"iptables.ttl": 126,
"log.offset": 1551,
"log.original": "May 5 20:46:46 My-Office-Gateway user.info kernel: L=126 ID=8698 DF PROTO=TCP SPT=88 DPT=51179 WINDOW=2053 RES=0x00 ACK URGP=0",
"network.transport": "tcp",
"observer.name": "My-Office-Gateway",
"service.type": "iptables",
"source.port": 88,
"tags": [
"iptables",
"forwarded"
]
},
{
"destination.port": 443,
"event.category": [
"network"
],
"event.dataset": "iptables.log",
"event.kind": "event",
"event.module": "iptables",
"event.timezone": "-02:00",
"fileset.name": "log",
"input.type": "log",
"iptables.id": 15461,
"iptables.tcp.flags": [
"ACK",
"PSH"
],
"iptables.tcp.reserved_bits": 0,
"iptables.tcp.window": 8208,
"iptables.ttl": 126,
"log.offset": 1679,
"log.original": "May 5 20:47:09 My-Office-Gateway user.info kernel: 0 TTL=126 ID=15461 DF PROTO=TCP SPT=59289 DPT=443 WINDOW=8208 RES=0x00 ACK PSH URGP=0",
"network.transport": "tcp",
"observer.name": "My-Office-Gateway",
"service.type": "iptables",
"source.port": 59289,
"tags": [
"iptables",
"forwarded"
]
},
{
"destination.port": 51182,
"event.category": [
"network"
],
"event.dataset": "iptables.log",
"event.kind": "event",
"event.module": "iptables",
"event.timezone": "-02:00",
"fileset.name": "log",
"input.type": "log",
"iptables.id": 8702,
"iptables.tcp.flags": [
"ACK"
],
"iptables.tcp.reserved_bits": 0,
"iptables.tcp.window": 2053,
"iptables.ttl": 126,
"log.offset": 1817,
"log.original": "May 5 20:46:56 My-Office-Gateway user.info kernel: L=126 ID=8702 DF PROTO=TCP SPT=88 DPT=51182 WINDOW=2053 RES=0x00 ACK URGP=0",
"network.transport": "tcp",
"observer.name": "My-Office-Gateway",
"service.type": "iptables",
"source.port": 88,
"tags": [
"iptables",
"forwarded"
]
},
{
"destination.port": 49209,
"event.category": [
"network"
],
"event.dataset": "iptables.log",
"event.kind": "event",
"event.module": "iptables",
"event.timezone": "-02:00",
"fileset.name": "log",
"input.type": "log",
"iptables.id": 4622,
"iptables.tcp.flags": [
"ECE",
"ACK",
"SYN"
],
"iptables.tcp.reserved_bits": 0,
"iptables.tcp.window": 8192,
"iptables.ttl": 126,
"log.offset": 1945,
"log.original": "May 5 20:45:44 My-Office-Gateway user.info kernel: TL=126 ID=4622 DF PROTO=TCP SPT=389 DPT=49209 WINDOW=8192 RES=0x00 ECE ACK SYN URGP=0",
"network.transport": "tcp",
"observer.name": "My-Office-Gateway",
"service.type": "iptables",
"source.port": 389,
"tags": [
"iptables",
"forwarded"
]
}
]