1.
Create folder : C:\Temp
2.
Save a text file with the name servers.txt and
add server names
3.
Create a .PS1 file with the name “ Get-LocalGroupMembers.ps1 ”with
below PowerShell code:
**********************************************************
[CmdletBinding()]
Param(
[Parameter(
ValueFromPipeline=$true,
ValueFromPipelineByPropertyName=$true
)]
[string[]]
$ComputerName
= $env:ComputerName,
[Parameter()]
[string]
$LocalGroupName
= "Administrators",
[Parameter()]
[string]
$OutputDir
= "c:\temp"
)
Begin {
$OutputFile
= Join-Path
$OutputDir "LocalGroupMembers.csv"
Write-Verbose
"Script will write the output to $OutputFile
folder"
Add-Content
-Path $OutPutFile
-Value "ComputerName,
LocalGroupName, Status, MemberType, MemberDomain, MemberName"
}
Process {
ForEach($Computer in
$ComputerName) {
Write-host
"Working on $Computer"
If(!(Test-Connection
-ComputerName $Computer
-Count 1 -Quiet)) {
Write-Verbose
"$Computer is offline. Proceeding with next computer"
Add-Content
-Path $OutputFile
-Value "$Computer,$LocalGroupName,Offline"
Continue
} else
{
Write-Verbose
"Working on $computer"
try
{
$group
= [ADSI]"WinNT://$Computer/$LocalGroupName"
$members
= @($group.Invoke("Members"))
Write-Verbose
"Successfully queries the members of $computer"
if(!$members) {
Add-Content
-Path $OutputFile
-Value "$Computer,$LocalGroupName,NoMembersFound"
Write-Verbose
"No members found in the group"
continue
}
}
catch
{
Write-Verbose
"Failed to query the members of $computer"
Add-Content
-Path $OutputFile
-Value "$Computer,,FailedToQuery"
Continue
}
foreach($member in $members) {
try
{
$MemberName
= $member.GetType().Invokemember("Name","GetProperty",$null,$member,$null)
$MemberType
= $member.GetType().Invokemember("Class","GetProperty",$null,$member,$null)
$MemberPath
= $member.GetType().Invokemember("ADSPath","GetProperty",$null,$member,$null)
$MemberDomain
= $null
if($MemberPath -match
"^Winnt\:\/\/(?\S+)\/(?\S+)\/" )
{
if($MemberType -eq "User")
{
$MemberType =
"LocalUser"
} elseif($MemberType
-eq "Group"){
$MemberType =
"LocalGroup"
}
$MemberDomain = $matches["CompName"]
} elseif($MemberPath -match
"^WinNT\:\/\/(?\S+)/" )
{
if($MemberType -eq
"User") {
$MemberType =
"DomainUser"
} elseif($MemberType
-eq "Group"){
$MemberType =
"DomainGroup"
}
$MemberDomain = $matches["domainname"]
} else
{
$MemberType = "Unknown"
$MemberDomain = "Unknown"
}
Add-Content
-Path $OutPutFile
-Value "$Computer, $LocalGroupName,
SUCCESS, $MemberType, $MemberDomain, $MemberName"
} catch
{
Write-Verbose
"failed to query details of a member. Details $_"
Add-Content
-Path $OutputFile
-Value "$Computer,,FailedQueryMember"
}
}
}
}
}
End {}
***********************************************************
4.
Open PowerShell and point to Get-LocalGroupMembers.ps1 and
use below commands to get the results.
.\Get-LocalGroupMembers.PS1 -ComputerName (Get-Content
C:\temp\servers.txt)
Results will be saved as CSV file and at C:\Temp with the
name “LocalGroupMembers.csv”
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