vrr/ntopng
2
0
Fork 0
mirror of https://github.com/ntop/ntopng.git synced 2026-04-29 15:39:33 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 3

Migrated Lateral Movement alert from interface to flow (Fixes #5485)

Browse source
This commit is contained in:
MatteoBiscosi 2021-06-17 11:03:21 +02:00
parent 795f27955f
commit a89c95dba4
43 changed files with 118 additions and 14 deletions
Download patch file Download diff file Expand all files Collapse all files

62
scripts/lua/modules/alert_definitions/flow/alert_lateral_movement.lua Normal file
View file

@ -0,0 +1,62 @@
--
-- (C) 2019-21 - ntop.org
--
-- ##############################################
local flow_alert_keys = require "flow_alert_keys"
-- Import the classes library.
local classes = require "classes"
-- Make sure to import the Superclass!
local alert = require "alert"
-- ##############################################
local alert_lateral_movement = classes.class(alert)
-- ##############################################
alert_lateral_movement.meta = {
alert_key = flow_alert_keys.flow_alert_lateral_movement,
i18n_title = "alerts_dashboard.lateral_movement",
icon = "fas fa-fw fa-arrows-alt-h",
}
-- ##############################################
-- @brief Prepare an alert table used to generate the alert
-- @param last_error A table containing the last lateral movement error, e.g.,
-- {"event":"create","shost":"192.168.2.153","dhost":"224.0.0.68","dport":1968,"vlan_id":0,"l4":17,"l7":0,"first_seen":1602488355,"last_seen":1602488355,"num_uses":1}
-- @return A table with the alert built
function alert_lateral_movement:init(last_error)
-- Call the parent constructor
self.super:init()
end
-- #######################################################
-- @brief Format an alert into a human-readable string
-- @param ifid The integer interface id of the generated alert
-- @param alert The alert description table, including alert data such as the generating entity, timestamp, granularity, type
-- @param alert_type_params Table `alert_type_params` as built in the `:init` method
-- @return A human-readable string
function alert_lateral_movement.format(ifid, alert, alert_type_params)
local vlan_id = alert_type_params.vlan_id or 0
local client = {host = alert_type_params.shost, vlan = vlan_id}
local server = {host = alert_type_params.dhost, vlan = vlan_id}
local rsp = hostinfo2detailshref(client, nil, hostinfo2label(client))..
" <i class=\"fas fa-fw fa-exchange-alt fa-lg\" aria-hidden=\"true\" data-original-title=\"\" title=\"\"></i> " ..
hostinfo2detailshref(server, nil, hostinfo2label(server))
rsp = rsp .. " ["..alert_type_params.l7_proto.."]"
if not isEmptyString(alert_type_params.info) then
rsp = rsp .. "[" .. alert_type_params.info .. "]"
end
return(rsp)
end
-- #######################################################
return alert_lateral_movement