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[ML] Adds Metadata and Discovery Analysis Jobs to Security Integration #76023
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blaklaybul
merged 13 commits into
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blaklaybul:ml-security-metadata-analysis
Sep 10, 2020
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a295517
adds enhanced winlogbeat module
blaklaybul 0f0ca94
adds enhanced auditbeat module
blaklaybul 39c2bf3
splits discovery jobs
blaklaybul 2ac8f58
Merge branch 'master' into ml-security-metadata-analysis
elasticmachine 171eb59
fixes winlogbeat manifest
blaklaybul 1043b4f
Merge remote-tracking branch 'origin/ml-security-metadata-analysis' i…
blaklaybul 2963e7a
adds process group
blaklaybul c5c7cb4
adds custom urls
blaklaybul b9cb89f
adds by field as influencer
blaklaybul 1c2f034
Merge branch 'master' into ml-security-metadata-analysis
elasticmachine d5ccd80
use process.title as influencer
blaklaybul 1aed23f
Merge branch 'ml-security-metadata-analysis' of github.com:blaklaybul…
blaklaybul 734da20
updates custom url
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26 changes: 26 additions & 0 deletions
26
..._recognizer/modules/siem_auditbeat/ml/datafeed_linux_network_configuration_discovery.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| { | ||
| "job_id": "JOB_ID", | ||
| "indices": [ | ||
| "INDEX_PATTERN_NAME" | ||
| ], | ||
| "max_empty_searches": 10, | ||
| "query": { | ||
| "bool": { | ||
| "must": [ | ||
| { | ||
| "bool": { | ||
| "should": [ | ||
| {"term": {"process.name": "arp"}}, | ||
| {"term": {"process.name": "echo"}}, | ||
| {"term": {"process.name": "ethtool"}}, | ||
| {"term": {"process.name": "ifconfig"}}, | ||
| {"term": {"process.name": "ip"}}, | ||
| {"term": {"process.name": "iptables"}}, | ||
| {"term": {"process.name": "ufw"}} | ||
| ] | ||
| } | ||
| } | ||
| ] | ||
| } | ||
| } | ||
| } |
23 changes: 23 additions & 0 deletions
23
...ata_recognizer/modules/siem_auditbeat/ml/datafeed_linux_network_connection_discovery.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| { | ||
| "job_id": "JOB_ID", | ||
| "indices": [ | ||
| "INDEX_PATTERN_NAME" | ||
| ], | ||
| "max_empty_searches": 10, | ||
| "query": { | ||
| "bool": { | ||
| "must": [ | ||
| { | ||
| "bool": { | ||
| "should": [ | ||
| {"term": {"process.name": "netstat"}}, | ||
| {"term": {"process.name": "ss"}}, | ||
| {"term": {"process.name": "route"}}, | ||
| {"term": {"process.name": "showmount"}} | ||
| ] | ||
| } | ||
| } | ||
| ] | ||
| } | ||
| } | ||
| } |
22 changes: 22 additions & 0 deletions
22
...ata_recognizer/modules/siem_auditbeat/ml/datafeed_linux_rare_kernel_module_arguments.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| { | ||
| "job_id": "JOB_ID", | ||
| "indices": [ | ||
| "INDEX_PATTERN_NAME" | ||
| ], | ||
| "max_empty_searches": 10, | ||
| "query": { | ||
| "bool": { | ||
| "filter": [{"exists": {"field": "process.title"}}], | ||
| "must": [ | ||
| {"bool": { | ||
| "should": [ | ||
| {"term": {"process.name": "insmod"}}, | ||
| {"term": {"process.name": "kmod"}}, | ||
| {"term": {"process.name": "modprobe"}}, | ||
| {"term": {"process.name": "rmod"}} | ||
| ] | ||
| }} | ||
| ] | ||
| } | ||
| } | ||
| } |
12 changes: 12 additions & 0 deletions
12
...odels/data_recognizer/modules/siem_auditbeat/ml/datafeed_linux_rare_metadata_process.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| { | ||
| "job_id": "JOB_ID", | ||
| "indices": [ | ||
| "INDEX_PATTERN_NAME" | ||
| ], | ||
| "max_empty_searches": 10, | ||
| "query": { | ||
| "bool": { | ||
| "filter": [{"term": {"destination.ip": "169.254.169.254"}}] | ||
| } | ||
| } | ||
| } |
12 changes: 12 additions & 0 deletions
12
...r/models/data_recognizer/modules/siem_auditbeat/ml/datafeed_linux_rare_metadata_user.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| { | ||
| "job_id": "JOB_ID", | ||
| "indices": [ | ||
| "INDEX_PATTERN_NAME" | ||
| ], | ||
| "max_empty_searches": 10, | ||
| "query": { | ||
| "bool": { | ||
| "filter": [{"term": {"destination.ip": "169.254.169.254"}}] | ||
| } | ||
| } | ||
| } |
15 changes: 15 additions & 0 deletions
15
...erver/models/data_recognizer/modules/siem_auditbeat/ml/datafeed_linux_rare_sudo_user.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| { | ||
| "job_id": "JOB_ID", | ||
| "indices": [ | ||
| "INDEX_PATTERN_NAME" | ||
| ], | ||
| "max_empty_searches": 10, | ||
| "query": { | ||
| "bool": { | ||
| "filter": [ | ||
| {"term": {"event.action": "executed"}}, | ||
| {"term": {"process.name": "sudo"}} | ||
| ] | ||
| } | ||
| } | ||
| } |
22 changes: 22 additions & 0 deletions
22
...r/models/data_recognizer/modules/siem_auditbeat/ml/datafeed_linux_rare_user_compiler.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| { | ||
| "job_id": "JOB_ID", | ||
| "indices": [ | ||
| "INDEX_PATTERN_NAME" | ||
| ], | ||
| "max_empty_searches": 10, | ||
| "query": { | ||
| "bool": { | ||
| "filter": [{"term": {"event.action": "executed"}}], | ||
| "must": [ | ||
| {"bool": { | ||
| "should": [ | ||
| {"term": {"process.name": "compile"}}, | ||
| {"term": {"process.name": "gcc"}}, | ||
| {"term": {"process.name": "make"}}, | ||
| {"term": {"process.name": "yasm"}} | ||
| ] | ||
| }} | ||
| ] | ||
| } | ||
| } | ||
| } |
31 changes: 31 additions & 0 deletions
31
...ata_recognizer/modules/siem_auditbeat/ml/datafeed_linux_system_information_discovery.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| { | ||
| "job_id": "JOB_ID", | ||
| "indices": [ | ||
| "INDEX_PATTERN_NAME" | ||
| ], | ||
| "max_empty_searches": 10, | ||
| "query": { | ||
| "bool": { | ||
| "must": [ | ||
| { | ||
| "bool": { | ||
| "should": [ | ||
| {"term": {"process.name": "cat"}}, | ||
| {"term": {"process.name": "grep"}}, | ||
| {"term": {"process.name": "head"}}, | ||
| {"term": {"process.name": "hostname"}}, | ||
| {"term": {"process.name": "less"}}, | ||
| {"term": {"process.name": "ls"}}, | ||
| {"term": {"process.name": "lsmod"}}, | ||
| {"term": {"process.name": "more"}}, | ||
| {"term": {"process.name": "strings"}}, | ||
| {"term": {"process.name": "tail"}}, | ||
| {"term": {"process.name": "uptime"}}, | ||
| {"term": {"process.name": "uname"}} | ||
| ] | ||
| } | ||
| } | ||
| ] | ||
| } | ||
| } | ||
| } |
21 changes: 21 additions & 0 deletions
21
...ls/data_recognizer/modules/siem_auditbeat/ml/datafeed_linux_system_process_discovery.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| { | ||
| "job_id": "JOB_ID", | ||
| "indices": [ | ||
| "INDEX_PATTERN_NAME" | ||
| ], | ||
| "max_empty_searches": 10, | ||
| "query": { | ||
| "bool": { | ||
| "must": [ | ||
| { | ||
| "bool": { | ||
| "should": [ | ||
| {"term": {"process.name": "ps"}}, | ||
| {"term": {"process.name": "top"}} | ||
| ] | ||
| } | ||
| } | ||
| ] | ||
| } | ||
| } | ||
| } |
23 changes: 23 additions & 0 deletions
23
...odels/data_recognizer/modules/siem_auditbeat/ml/datafeed_linux_system_user_discovery.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| { | ||
| "job_id": "JOB_ID", | ||
| "indices": [ | ||
| "INDEX_PATTERN_NAME" | ||
| ], | ||
| "max_empty_searches": 10, | ||
| "query": { | ||
| "bool": { | ||
| "must": [ | ||
| { | ||
| "bool": { | ||
| "should": [ | ||
| {"term": {"process.name": "users"}}, | ||
| {"term": {"process.name": "w"}}, | ||
| {"term": {"process.name": "who"}}, | ||
| {"term": {"process.name": "whoami"}} | ||
| ] | ||
| } | ||
| } | ||
| ] | ||
| } | ||
| } | ||
| } |
33 changes: 33 additions & 0 deletions
33
...dels/data_recognizer/modules/siem_auditbeat/ml/linux_network_configuration_discovery.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| { | ||
| "job_type": "anomaly_detector", | ||
| "description": "Security: Auditbeat - Looks for commands related to system network configuration discovery from an unusual user context. This can be due to uncommon troubleshooting activity or due to a compromised account. A compromised account may be used by a threat actor to engage in system network configuration discovery in order to increase their understanding of connected networks and hosts. This information may be used to shape follow-up behaviors such as lateral movement or additional discovery.", | ||
| "groups": [ | ||
| "security", | ||
| "auditbeat" | ||
| ], | ||
| "analysis_config": { | ||
| "bucket_span": "15m", | ||
| "detectors": [ | ||
| { | ||
| "detector_description": "rare by \"user.name\"", | ||
| "function": "rare", | ||
| "by_field_name": "user.name" | ||
| } | ||
| ], | ||
| "influencers": [ | ||
| "process.name", | ||
| "host.name", | ||
| "process.args" | ||
| ] | ||
| }, | ||
| "allow_lazy_open": true, | ||
| "analysis_limits": { | ||
| "model_memory_limit": "64mb" | ||
| }, | ||
| "data_description": { | ||
| "time_field": "@timestamp" | ||
| }, | ||
| "custom_settings": { | ||
| "created_by": "ml-module-siem-auditbeat" | ||
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||
| } | ||
| } | ||
33 changes: 33 additions & 0 deletions
33
.../models/data_recognizer/modules/siem_auditbeat/ml/linux_network_connection_discovery.json
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| { | ||
| "job_type": "anomaly_detector", | ||
| "description": "Security: Auditbeat - Looks for commands related to system network connection discovery from an unusual user context. This can be due to uncommon troubleshooting activity or due to a compromised account. A compromised account may be used by a threat actor to engage in system network connection discovery in order to increase their understanding of connected services and systems. This information may be used to shape follow-up behaviors such as lateral movement or additional discovery.", | ||
| "groups": [ | ||
| "security", | ||
| "auditbeat" | ||
| ], | ||
| "analysis_config": { | ||
| "bucket_span": "15m", | ||
| "detectors": [ | ||
| { | ||
| "detector_description": "rare by \"user.name\"", | ||
| "function": "rare", | ||
| "by_field_name": "user.name" | ||
| } | ||
| ], | ||
| "influencers": [ | ||
| "process.name", | ||
| "host.name", | ||
| "process.args" | ||
| ] | ||
| }, | ||
| "allow_lazy_open": true, | ||
| "analysis_limits": { | ||
| "model_memory_limit": "64mb" | ||
| }, | ||
| "data_description": { | ||
| "time_field": "@timestamp" | ||
| }, | ||
| "custom_settings": { | ||
| "created_by": "ml-module-siem-auditbeat" | ||
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||
| } | ||
| } | ||
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Is the description for this module still OK, or does it need amending to reflect the new mix of jobs in this module?
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@randomuserid how would you like this to be updated?
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I don't see why that description cannot apply to the new Linux jobs
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great - leaving it as is