Describe the solution you'd like
Provide a method for auditing local logons.
Code Sample
<#
.DESCRIPTION
Get logon/logoff history from single PC's either locally or remotely.
.NOTES
Copied this and then modified this function from https://github.com/junecastillote/Windows-Logon-History-Script/blob/main/LICENSE
Original License
MIT License
Copyright (c) 2023 June Castillote
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
#>
Function Get-LogOnHistory {
[CmdletBinding()]
param (
[Parameter()][String]$Username,
[Parameter()][datetime]$StartTime,
[Parameter()][datetime]$EndTime,
[Parameter()][switch]$IncludeLogOff,
[Parameter()][string]$ComputerName = $env:COMPUTERNAME
)
# Base filter
$filter = @{
LogName = 'Security'
ID = @('4624')
ProviderName = 'Microsoft-Windows-Security-Auditing'
}
# If IncludeLogOff is specified, add event 4634 to the filter
if ($IncludeLogOff) {
$filter['ID'] += '4634'
}
# If StartDate is specified
if ($StartTime) {
$filter.Add('StartTime', $StartTime)
}
# If EndDate is specified
if ($EndTime) {
$filter.Add('EndTime', $EndTime)
}
# Add username filter
if ($Username) {
## If PowerShell Core
if ($PSVersionTable.PSEdition -eq 'Core') {
$filter.Add('TargetUserName', $Username)
}
## If Windows PowerShell
else {
$filter.Add('Data', $Username)
}
}
# https://learn.microsoft.com/en-us/windows/security/threat-protection/auditing/basic-audit-logon-events#configure-this-audit-setting
$logOnTypeTable = @{
'2' = 'Interactive'
'3' = 'Network'
'4' = 'Batch'
'5' = 'Service'
'6' = 'Unlock'
'7' = 'NetworkCleartext'
'8' = 'NewCredentials'
'9' = 'RemoteInteractive'
'10' = 'RemoteInteractive'
'11' = 'CachedInteractive'
}
try {
$events = Get-WinEvent -FilterHashtable $filter -ErrorAction Stop -ComputerName $ComputerName
foreach ($event in $events) {
[PSCustomObject]@{
TimeStamp = $event.TimeCreated
EventType = $(
if ($event.Id -eq '4624') {
'LogOn'
}
else {
'LogOff'
}
)
User = $(
if ($Username) {
$Username
}
elseif ($event.Id -eq '4624') {
$event.Properties[5].Value
}
else {
$event.Properties[1].Value
}
)
SourceIP = $(
if ($event.Id -eq '4624') {
$event.Properties[18].Value
}
else {
$null
}
)
ComputerName = $ComputerName
LogOnType = $logOnTypeTable["$($event.Properties[8].value)"]
}
}
}
catch {
$_.Exception.Message | Out-Default
return $null
}
}
Feature Target Details
Describe the solution you'd like Provide a method for auditing local logons.
Code Sample