Adding configurable parameters

data/module_source/exfil/Invoke-EgressCheck.ps1

@@ -19,12 +19,32 @@ function Invoke-EgressCheck {
   The ports to try. This accepts comma-separated individual port numbers, ranges
   or both.
 
-  Example: -portrange "22,23,53,500-1000,1024,1025-1100"
+  Example: -portrange "22-25,53,80,443,445,3306,3389"
+  Default: "22-25,53,80,443,445,3306,3389"
+
+  .PARAMETER protocol
+
+  The IP protocol to use. This can be one of TCP, UDP or ALL.
+
+  Example: -protocol "TCP"
+  Default: TCP
+
+  .PARAMETER verbose
+
+  The verbosity of the console output.
+  If this is 0, there is no intentional verbosity.
+  If this is 1, it will output:
+    't' - Sending a TCP packet
+    'u' - Sending a UDP packet
+    'W' - Waiting (i.e. sleep/delay)
+
+  Example: -verbose 0
+  Default: 0
 
   #>
 
   [CmdletBinding()]
-  param([string] $ip, [string] $portrange, [string] $protocol) 
+  param([string] $ip, [string] $portrange = "22-25,53,80,443,445,3306,3389", [string] $protocol = "TCP", [int] $verbose=0)
 
     $pr_split = $portrange -split ','
     $ports = @()
@@ -42,9 +62,9 @@ function Invoke-EgressCheck {
     }
 
     foreach ($eachport in $ports) {
-        Write-Output "Sending TCP/$eachport to $ip"
+        if ($verbose>0) { Write-Host -NoNewLine "t" }
 		_tcp -ip $ip -port $eachport
-        Write-Output "Sending UDP/$eachport to $ip"
+        if ($verbose>0) { Write-Host -NoNewLine "t" }
 		_udp -ip $ip -port $eachport
         Start-Sleep -m (0.2*1000)
     }