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Minor Improvement to Get-SuspiciousFiles #239

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Merged
bill-long merged 4 commits into from
Mar 10, 2021
Merged

Minor Improvement to Get-SuspiciousFiles #239

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d58b2f6
Improvements to Get-SuspiciousFiles
Mar 10, 2021
74e5f04
Update Get-SuspiciousFiles
Mar 10, 2021
3c7fb46
Merge branch 'main' of https://github.com/microsoft/CSS-Exchange into…
Mar 10, 2021
ff6dba9
Formatting
bill-long Mar 10, 2021
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45 changes: 23 additions & 22 deletions Security/Test-ProxyLogon.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -190,30 +190,31 @@ begin {
[CmdletBinding()]
param ()

foreach ($file in Get-ChildItem -Recurse -Path "$env:WINDIR\temp\lsass.*dmp") {
[PSCustomObject]@{
ComputerName = $env:COMPUTERNAME
Type = 'LsassDump'
Path = $file.FullName
Name = $file.Name
}
}
foreach ($file in Get-ChildItem -Recurse -Path "c:\root\lsass.*dmp" -ErrorAction SilentlyContinue) {
[PSCustomObject]@{
ComputerName = $env:COMPUTERNAME
Type = 'LsassDump'
Path = $file.FullName
Name = $file.Name
$zipFilter = ".7z", ".zip", ".rar"
$dmpFilter = "lsass.*dmp"
$dmpPaths = "c:\root", "$env:WINDIR\temp"

Get-ChildItem -Path $dmpPaths -Filter $dmpFilter -Recurse -ErrorAction SilentlyContinue |
ForEach-Object {
[PSCustomObject]@{
ComputerName = $env:COMPUTERNAME
Type = 'LsassDump'
Path = $_.FullName
Name = $_.Name
}
}
}
foreach ($file in Get-ChildItem -Recurse -Path $env:ProgramData -ErrorAction SilentlyContinue | Where-Object { $_.Extension -Match "\.7z$|\.zip$|\.rar$" }) {
[PSCustomObject]@{
ComputerName = $env:COMPUTERNAME
Type = 'SuspiciousArchive'
Path = $file.FullName
Name = $file.Name

Get-ChildItem -Path $env:ProgramData -Recurse -ErrorAction SilentlyContinue |
ForEach-Object {
If ( $_.Extension -in $zipFilter ) {
[PSCustomObject]@{
ComputerName = $env:COMPUTERNAME
Type = 'SuspiciousArchive'
Path = $_.FullName
Name = $_.Name
}
}
}
}
}

function Get-AgeInDays {
Expand Down