Created
August 8, 2016 17:32
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Save et0x/ef50ad86243ee226a0e9bbf0c1e60dc5 to your computer and use it in GitHub Desktop.
Get the hashes of all exe / dll files downloaded from the internet. Checks for the Zone.Identifier ADS and ensures the value is 3.
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| function Get-DownloadedPEHashes | |
| { | |
| [CmdletBinding()] | |
| Param( | |
| [Parameter(Mandatory=$true, Position=0)] | |
| [String]$Path, | |
| [Switch]$Recursive = $true | |
| ) | |
| if (!$Path.EndsWith('\')) | |
| { | |
| $Path += '\*' | |
| } else { | |
| $Path += '*' | |
| } | |
| if ($Recursive) | |
| { | |
| Get-ChildItem -path $Path -Recurse -Include *.exe, *.dll ` | |
| | Where-Object { Get-Item $_.FullName -Stream Zone.Identifier -ErrorAction SilentlyContinue } ` | |
| | Where-Object { (Get-Content "$($_.FullName):Zone.Identifier") -like "ZoneId=3" } ` | |
| | % { ` | |
| if (![String]::IsNullOrEmpty($_.FullName)) ` | |
| { ` | |
| Get-FileHash -Path $_.FullName -Algorithm MD5 ` | |
| } ` | |
| } | |
| } else { | |
| Get-ChildItem -path $Path -Include *.exe, *.dll ` | |
| | Where-Object { Get-Item $_.FullName -Stream Zone.Identifier -ErrorAction SilentlyContinue } ` | |
| | Where-Object { (Get-Content "$($_.FullName):Zone.Identifier") -like "ZoneId=3" } ` | |
| | % { ` | |
| if (![String]::IsNullOrEmpty($_.FullName)) ` | |
| { ` | |
| Get-FileHash -Path $_.FullName -Algorithm MD5 ` | |
| } ` | |
| } | |
| } | |
| } |
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