Commit graph

194 commits

Author SHA1 Message Date
Luca Deri
f99d05f8f2 Added context check 2022-02-04 16:42:19 +01:00
Alfredo Cardigliano
257ece18c0 Copyright update (Lua) 2022-01-03 09:42:33 +01:00
Luca Deri
8c814503d5 Added comments to make code more readeable 2021-12-29 19:23:28 +01:00
MatteoBiscosi
fd40e51428 Changed alert behavior location 2021-06-23 17:58:30 +02:00
MatteoBiscosi
a6aa647624 Removed path and timeseries string from behavior alerts 2021-06-23 16:23:45 +02:00
MatteoBiscosi
462eaa384b Fixes ASes and Networks alert behavior 2021-06-23 15:14:03 +02:00
Simone Mainardi
76fd315d1b Refactors user_scripts into checks (lua) 2021-06-16 18:02:22 +02:00
Simone Mainardi
ccb61a7444 Harmonizes remaining hardcoded Lua scores 2021-05-15 11:00:20 +02:00
Simone Mainardi
d45ab54934 Harmonizes scores for Lua-triggered alerts
Addresses #5315
2021-05-12 12:56:12 +02:00
Simone Mainardi
bb3f8ed168 Implements efficient unexpected_new_device alert 2021-05-11 19:03:40 +02:00
Simone Mainardi
95d27351af Removes a debug print 2021-05-10 15:19:51 +02:00
Simone Mainardi
457af5d222 Fixes flapping of Lua-triggered engaged alerts
Fixes #5304
2021-05-10 15:18:19 +02:00
Simone Mainardi
602ea765e2 Fixes and updates for score and severity 2021-05-05 10:34:39 +02:00
Alfredo Cardigliano
ef65671794 Remove alert severity from Alerts. Always use score (convert to severity when required for UI or similar) 2021-05-05 09:54:14 +02:00
Simone Mainardi
c7082a4647 Implements new alerts database and drilldown
alert store skeleton

Alert database type changes

Implement alert store for host alerts. All alert store skeletons.

Fix class method access

Enable tracing

Implements simple queries for host alerts

Implement flow alert store

Fixes escaping of INSERT queries

Flow alerts database schema fixes

Adds escaping for alert JSON in flows and hosts

Implements queries .select() for alerts store

Adds limit and offset to perform paginated queries

Adds new REST getter for flow alerts

Name changes alert_severity to severity, alert_json to json

Fixes alert message not shown

Implement active monitoring alerts store

Implements sort of queries in the new dataabase

Changes alert_type to alert_id

Implement mac alerts store

Fixes flow alert messages

Implement system alerts store

Implement snmp alert store

Add missing items to the flow alerts

Add missing items to the host alerts

Add missing items to the mac alerts

Implements COUNT aplerts api

Add device_name to snmp alerts

add flow alerts templates

updated gitignore

fix for missing order field

add families defined in `alert_store_schema.sql`

Reworks and simplifies alert store subclasses

Implements REST API to fetch alert timeseries

Fixes date in flow REST api

Host alert json fix

Add get/host/alert/list.lua

Move alert/list.lua to alert/past/list.lua

Add alert/past/list.lua for all alert families

Add entity_id to system table to identify the alert type based on <alert_id, entity_id>

Add missing field

Implements facilities to query engaged alerts via REST

Handle both historical and past alerts in alert/list.lua

Fix count

Update params of select_historical

Implement method to add family-specific filters

Add alert/ts.lua for all alert families

Implements facilities and REST endpoints to delete alerts

Implements ordering of alert queries

Fix add_order_by group_by

Rest API tests update

Tests output update

Remove debug trace

Use alert_id instead of type. Add more flow alert info.

Update http lint

Format obsolete tlv version alerts. Add more host info.

Add row_id to list of alerts

Fix selection of engaged alerts

Add test for mac alerts (bcast domains)

Removes attempt to format alerts as flow alerts

Fixes interface selection for active monitoring

Update test output with rest changes

Add more fields to be ignores

Set alert count to 1 for the time being

add bar timeseries chart

add apexcharts

improvements on timeseries bar chart

registered chart callbakcs

working on alert page

fix for date format

Fixes acrive monitoring REST API

Fixes alignment of grouped alert data

Additional fix for alert histogram

remove useless if

formatting alerts page

fixes on flows alert stats table

rename local networks to device

format host pagie in alert_stats

add tag support for hosts and flow

implemented single delete action

add release modal

Fixes format of threshold cross interface alerts

Fixes wrong increase of dropped alerts

Implements exclusion list for invalid dns queries

Reworks exclusions lists for hosts and flows

Addresses #5212
Addresses #5113

Adds host alert keys in host callbacks definitions

Adds alert ids to flow callbacks

fix for not working button (#5215)

Fixes reported timeseries name

removed any additional button inside chart's toolbar (#5200)

Add tables for interfaces, networks, users to the schema. Skeleton alert_store classes

fixed broken range picker layout in firefox (#5199)

Alert insert fixes

Add more info to network alerts

Add rest endpoint for interface, network, user alerts

Fix endpoint selection in alerts_stats

Unifies columns between engaged and past alerts

Fixes Missing mandatory 'alert_granularity'

Minor fixes for missing alert_severity

Fixes arithmetic on a nil value (field 'last_seen')

Fixes get/system/alert/list.lua

use tstamp for column names (#5221)

Implements host alert formatter

Add alerts_store format_record_common

Use common format_record for am, system alerts

Use common format_record for all alerts

Fixes formatting of alerts of all types

Fixes nil in function 'hostinfo2label'

fixes on disable modal

add pages for network, user and interface endpoint (#5224)

Set alert_entity in all classes

Unifies influxdb alerts into system alerts

Addresses #5224

Unifies process alerts into system alerts

Addresses #5224

Cleanup unused periodicActivityEntity

Unifies category lists alerts into system alerts

Addresses #5224

Aligns new alert enums

Addresses #5224

Fixes alert page links

Fixes insertion of interface alerts

Implement filters for Host alerts

Fixes active monitoring alerts not triggering

Implement filters on flow alerts

Fixes for internal alerts timestamp and subtype

implements disable for the alerts

formatted alert disable label

Add address and device type to mac alert records

fix for delete alert toggle

Fix access to entity_val in alert_unexpected_new_device

add mac address and device type inside table

Fixes for new alert fields not handled

Fixes alert_definitions to handle new fields

Add ip/port to snmp alert records

Implements deletion of stored flow alerts

Add alert_name to all alert records via rest. Fix duration.

fixes for snmp tab

Implements delete of past host alerts

Add name to snmp alert records

fixes on system tab

Fix Date column

fixes link

Update menu

Fixes bad argument #3 to 'format' in snmp alerts

updated interface link

new alerts url for host (#5228)

Fixes sort of engaged alert

Minor cleanup

Fixes data returned for local network alerts

Fix duration for one shot. Note.

Fix duration override

Fixes interface selection for system alerts

Move host alert page

fixes for local network tab

Minor fix

Fix engaged host alerts

fixes on user tab

Fix alert_user_activity message
2021-04-26 19:41:34 +02:00
Alfredo Cardigliano
083eef8a32 Update NGI log format. Improve alert rendering. 2021-04-07 15:04:23 +02:00
Alfredo Cardigliano
c5ca72c6ba Add alert_ngi_trust_event alerts 2021-04-07 13:07:38 +02:00
Luca
a4047c5a1c Implements flow callbacks and alerts in C++
Scaffolding code of the host scripts

Scaffolding code for host alerts

Adds host_callbacks/ for .cpp files

Implements all classes for host callbacks

Removes pro/enterprise host callbacks

Adds typedefs with callback deltas

Compilation fix

Creates instances of host callbacks in loader

Link fix

Removes redundant/non-necessary host alerts

Merges Scan and Flood callbacks together

Removes outdated API files

Refactors alert keys into entity|id

Refactors all flow alert_{...} into flow_alert_{...}

Refactors C++ flow alert_{...} into flow_alert_{...}

Reworks alert ids to include an entity type

Cleanup and merge alertTypeRaw with getAlertType

Minor fix

Refactors alert definitions and keys into sub directories

Implement host alert callback execution and trigger/release logic

Update callbacks API

Adds base CallbacksLoader for {Host,Flow}CallbacksLoader

Implements load of host user scripts with periodicities

Implements runtime reload of host callbacks

Add logic for periodic callbacks

Add 'expired' flag to host alerts

Implements execution of host callbacks and SYN flood checks

Adds triggerAlertAsync calls to SYNFlood

Implements JSON host alert generation info

Handle callback getPeriod. Optimize callback lookup.

Implements host recipients in C++

Add callback status

Define destructor

Iterator fixes

Cleanup host Lua calls (now performed in C++)

Changes to show new host alerts in SQLite

Adds release/engage action on alert JSON

Move AlertableEntity to OtherAlertableEntity, inheriting from a new AlertableEntity. Add HostAlertableEntity.

Implements SYN Flood Attacker with params

Uses parametrized thresholds to trigger syn flood alerts

Implements build alert of both attacker and victim

Implement HostAlertableEntity

Implements SYN scan attacker/victim alerts

Implements flow flood attacker/victim alerts

Removes a debug flag

Add virtual allocStatus

Add HostAlert disableAutoRelease()

Add Ãexplicit releaseAlert()

Implements SYNFloodHostCallbackStatus

Implements SYNScanHostCallbackStatus

Implements FlowFloodHostCallbackStatus

Change trigger API to handle cli/src score

Implements {DNS,SMTP,NTP}ServerContactsAlert

Reworks ServerContacts host alerts

Implement exclusion bitmaps for host alerts

Implements {SMTP,DNS,NTP}ServerContactsAlert

Adds host_info to the generated alert JSON

Minor cleanup

Optimize access to callback status

Move RepliesRequestsRatio to pro

Rework triggerAlert on host to avoid multiple call and unneeded status data

Compilation fix

Reworked host alerts API (wip)

Cleanup unused host callbacks

Compilation fixes

Finishes backend implementation of host alerts exclusions

Rework host callbacks executor

Implements disable of host alerts

Port SYNFlood to the new api

Cleanup

Reduce duplicated code

Comments

Port ServerContacts to the new api

Clenaup

Adds parsing of configuration for host callbacks

Port SYNScanAlert to the new API

Port FlowFlood to the new API

Cleanup unused HostAlert getName

Reworks DNSRequestsErrorsRatioAlert

Adds JSON for DNSTrafficAlert

Adds FlowsAlert

Adds P2PTrafficAlert

Add RepliesRequestsRatioAlert

Adds ScoreAlert

Adds ThroughputAlert

Adds TrafficAlert

Fixes for scan/flood alerts

DNS ratio alert support

Add HTTP stats getters

Implements deltas for many host callbacks

Host score inc

Adds missing Alert params to host alerts

Release all host alerts on idle

Refactors score classes

Implements class Score to contain scores for hosts, flows, etc

Adds scores to VLANs, Networks, ASes and Countries

Host callbacks can trigger a single alert now

FlowFlood, SYNFloo, SYNScan now inherit from FlowHits

Move severity and score to constructor

Add else branch to hits callbacks

Alert definition update for flows_flood, syn_flood, syn_scan

Update field name

Engaged alert init

Adds score incs/decs for AS, VLAN, country, os and network

Restore network scripts

Restored other alert definitions for floods

Handle decreasing alert score

Removes include

Rename flows_flood to flow_flood for consistency

Restored alert_tcp_syn_flood_victim alert_tcp_syn_scan_victim definitions

Fixes for non-host engaged/release alerts

Cleanup LuaEngineFlow and LuaEngineHost classes

Fixes old calls to host lua during shutdown

Removes AlertCheckLuaEngine instance

Fixes purging of flows

Fixes alerts release upon shutdown causing wrong uses

Removes a debug flag

Fix getNumEngagedAlerts

Cleanup unnecessary host callbacks

Removes array of callback statuses inside host

Bitmap fixes

Refactors Bitmap into Bitmap128

Implements 16-bits bitmaps for host alerts

Adds class HostCallbacksStatus

Moves callback status p2p and DNS inside HostCallbacksStatus

Removes unused callbacks in typedefs

Minor cleanup

Adds trigger/release for DNS/p2p alerts

Reworks UI of hosts user scripts

Rename HostCallbackType to HostCallbackID, getType to getID, others
2021-04-03 09:53:15 +02:00
Matteo Biscosi
b7fe7573bc Changed unexpected host behaviour titles 2021-03-24 17:16:59 +01:00
Matteo Biscosi
78aedbcebe Reworked unexpected host behaviour alert
Implements #5128
2021-03-24 15:38:43 +01:00
Matteo Biscosi
899f852f8e Renamed unexpected behaviour alert params 2021-03-23 19:19:50 +01:00
Matteo Biscosi
60e70f003c Fixes host behaviour alert 2021-03-23 18:42:33 +01:00
Simone Mainardi
1f08d942e0 Checks on stateful alerts to avoid creating unnecessary alert instances 2021-03-22 15:39:12 +01:00
Simone Mainardi
aea9138bfb Implements flow callbacks and alerts in C++ 2021-03-22 09:51:36 +01:00
Alfredo Cardigliano
fa311e3ade Rework user script working sets (a single configset is supported now) 2021-03-01 15:37:45 +01:00
Simone Mainardi
e369aa0a85 Implements alert filters for all engaged alerts 2021-02-24 10:29:59 +01:00
Simone Mainardi
696bcb33e5 Implements alert exclusions for hosts, interfaces, local networks 2021-02-23 15:36:14 +01:00
Matteo Biscosi
5e7cafd8f7 Removed threshold not nil check
Error due to the fact that an old user script configuration was in use
2021-02-22 10:23:05 +01:00
Matteo Biscosi
69ebe4e1a6 Temporary fix for threshold value to nil 2021-02-21 17:51:30 +01:00
Matteo Biscosi
d3853aaf90 Implements internet resources misuse script with exception list
Implements #4984
2021-02-04 15:10:52 +01:00
Matteo Biscosi
10fb8bbecc Implements #4919 custom alert severity 2021-01-27 12:29:19 +01:00
Simone Mainardi
81360d3a85 Reworks release of all triggered alerts
Fixes #4884
Fixes #4883
2021-01-04 18:10:14 +01:00
Luca Deri
a1178a0791 Updated (C) 2021-01-02 12:08:23 +01:00
Matteo Biscosi
e94f2cb0b4 Fixed #4737 integration with fail2ban 2020-12-30 11:46:10 +01:00
Alfredo Cardigliano
6f8809954d Safety check and tracing in get_alert_triggered_key 2020-12-29 14:57:41 +01:00
Simone Mainardi
9e5c153b7f Fixes remote-to-remote alerts (leaves flow r2r alerts) 2020-12-24 10:59:51 +01:00
Matteo Biscosi
bcf2c2c1ed Migrates alerts to an object-oriented implementation 2020-12-22 14:48:00 +01:00
matteo
e24ef4ef35 Revert "Migrates alerts to an object-oriented implementation"
This reverts commit fbc283f12f.
2020-12-22 13:13:57 +01:00
matteo
fbc283f12f Migrates alerts to an object-oriented implementation 2020-12-22 13:00:25 +01:00
Alfredo Cardigliano
da62df2b73 Remove useless check to avoid misleading warnings 2020-12-18 14:25:25 +01:00
Simone Mainardi
b3dc39c641 Refactors alert_severities into an independend Lua module 2020-11-30 15:28:17 +01:00
Matteo Biscosi
0858d1bb79
Fixes alert_generation nil value 2020-11-30 10:55:12 +01:00
gabryon99
15772bd0fe refactor for endpoints and recipients (#4707) 2020-11-25 16:25:55 +01:00
Matteo Biscosi
507583db64
Added host category to flow and host alerts (#4767)
* Fixed shell endpoint bug and added notice when executing the script

* Added victim and attacker to security plugins

* Updated hosts alert with host_category info

* Added host category to hosts alert description

* Added host category to flows

Co-authored-by: matteo <biscosi@ntop.org>
2020-11-20 19:14:07 +01:00
Simone Mainardi
566babf34c Adds min host info to all host-alerts (engaged/released/triggered) 2020-11-19 17:11:18 +01:00
Simone Mainardi
93920ccdce Implements example of simplified flow alerts 2020-11-10 15:10:54 +01:00
Simone Mainardi
4ffe97f3b0 Lateral movement alert entity fixes 2020-10-12 09:22:08 +02:00
Luca Deri
c5e0db54b7 Added support for lateral movement detection 2020-10-11 18:30:21 +02:00
Simone Mainardi
dac9b41a98 Additional alerts cleanup
Fixes #4504
2020-10-01 18:45:57 +02:00
Simone Mainardi
b7bdd1edaf Massive cleanup of alerts (disabled/suppressed)
Fixes #4504
2020-10-01 18:40:11 +02:00