Auditd fields

Module for parsing auditd logs.

user.terminal

Terminal or tty device on which the user is performing the observed activity.

type: keyword

user.audit.id

One or multiple unique identifiers of the user.

type: keyword

user.audit.name

Short name or login of the user.

type: keyword

example: albert

user.audit.group.id

Unique identifier for the group on the system/platform.

type: keyword

user.audit.group.name

Name of the group.

type: keyword

user.effective.id

One or multiple unique identifiers of the user.

type: keyword

user.effective.name

Short name or login of the user.

type: keyword

example: albert

user.effective.group.id

Unique identifier for the group on the system/platform.

type: keyword

user.effective.group.name

Name of the group.

type: keyword

user.filesystem.id

One or multiple unique identifiers of the user.

type: keyword

user.filesystem.name

Short name or login of the user.

type: keyword

example: albert

user.filesystem.group.id

Unique identifier for the group on the system/platform.

type: keyword

user.filesystem.group.name

Name of the group.

type: keyword

user.owner.id

One or multiple unique identifiers of the user.

type: keyword

user.owner.name

Short name or login of the user.

type: keyword

example: albert

user.owner.group.id

Unique identifier for the group on the system/platform.

type: keyword

user.owner.group.name

Name of the group.

type: keyword

user.saved.id

One or multiple unique identifiers of the user.

type: keyword

user.saved.name

Short name or login of the user.

type: keyword

example: albert

user.saved.group.id

Unique identifier for the group on the system/platform.

type: keyword

user.saved.group.name

Name of the group.

type: keyword

auditd

Fields from the auditd logs.

log

Fields from the Linux audit log. Not all fields are documented here because they are dynamic and vary by audit event type.

auditd.log.old_auid

For login events this is the old audit ID used for the user prior to this login.

auditd.log.new_auid

For login events this is the new audit ID. The audit ID can be used to trace future events to the user even if their identity changes (like becoming root).

auditd.log.old_ses

For login events this is the old session ID used for the user prior to this login.

auditd.log.new_ses

For login events this is the new session ID. It can be used to tie a user to future events by session ID.

auditd.log.sequence

The audit event sequence number.

type: long

auditd.log.items

The number of items in an event.

auditd.log.item

The item field indicates which item out of the total number of items. This number is zero-based; a value of 0 means it is the first item.

auditd.log.tty

type: keyword

auditd.log.a0

The first argument to the system call.

auditd.log.addr

type: ip

auditd.log.rport

type: long

auditd.log.laddr

type: ip

auditd.log.lport

type: long

auditd.log.acct

type: alias

alias to: user.name

auditd.log.pid

type: alias

alias to: process.pid

auditd.log.ppid

type: alias

alias to: process.ppid

auditd.log.res

type: alias

alias to: event.outcome

auditd.log.record_type

type: alias

alias to: event.action

auditd.log.geoip.continent_name

type: alias

alias to: source.geo.continent_name

auditd.log.geoip.country_iso_code

type: alias

alias to: source.geo.country_iso_code

auditd.log.geoip.location

type: alias

alias to: source.geo.location

auditd.log.geoip.region_name

type: alias

alias to: source.geo.region_name

auditd.log.geoip.city_name

type: alias

alias to: source.geo.city_name

auditd.log.geoip.region_iso_code

type: alias

alias to: source.geo.region_iso_code

auditd.log.arch

type: alias

alias to: host.architecture

auditd.log.gid

type: alias

alias to: user.group.id

auditd.log.uid

type: alias

alias to: user.id

auditd.log.agid

type: alias

alias to: user.audit.group.id

auditd.log.auid

type: alias

alias to: user.audit.id

auditd.log.fsgid

type: alias

alias to: user.filesystem.group.id

auditd.log.fsuid

type: alias

alias to: user.filesystem.id

auditd.log.egid

type: alias

alias to: user.effective.group.id

auditd.log.euid

type: alias

alias to: user.effective.id

auditd.log.sgid

type: alias

alias to: user.saved.group.id

auditd.log.suid

type: alias

alias to: user.saved.id

auditd.log.ogid

type: alias

alias to: user.owner.group.id

auditd.log.ouid

type: alias

alias to: user.owner.id

auditd.log.comm

type: alias

alias to: process.name

auditd.log.exe

type: alias

alias to: process.executable

auditd.log.terminal

type: alias

alias to: user.terminal

auditd.log.msg

type: alias

alias to: message

auditd.log.src

type: alias

alias to: source.address

auditd.log.dst

type: alias

alias to: destination.address