Adding ATA to Packer image, adding evtx-attack-samples

Vagrant/scripts/install-evtx-attack-samples.ps1

@@ -0,0 +1,70 @@
+# Purpose: Downloads and indexes the EVTX samples from https://github.com/sbousseaden/EVTX-ATTACK-SAMPLES/ into Splunk
+
+Write-Host "$('[{0:HH:mm}]' -f (Get-Date)) Indexing EVTX Attack Samples into Splunk..."
+
+# Disabling the progress bar speeds up IWR https://github.com/PowerShell/PowerShell/issues/2138
+$ProgressPreference = 'SilentlyContinue'
+# GitHub requires TLS 1.2 as of 2/27
+[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
+
+$inputsConf = "C:\Program Files\SplunkUniversalForwarder\etc\apps\Splunk_TA_windows\local\inputs.conf"
+
+# Download and unzip a copy of EVTX Attack Samples
+$evtxAttackDownloadUrl = "https://github.com/sbousseaden/EVTX-ATTACK-SAMPLES/archive/master.zip"
+$evtxAttackRepoPath = "C:\Users\vagrant\AppData\Local\Temp\evtxattack.zip"
+If (-not (Test-Path "C:\Tools\EVTX-ATTACK-SAMPLES\EVTX-ATTACK-SAMPLES-master")) {
+    Write-Host "$('[{0:HH:mm}]' -f (Get-Date)) Downloading EVTX Attack Samples"
+    Invoke-WebRequest -Uri "$evtxAttackDownloadUrl" -OutFile "$evtxAttackRepoPath"
+    Expand-Archive -path "$evtxAttackRepoPath" -destinationpath 'c:\Tools\EVTX-ATTACK-SAMPLES' -Force
+    # Add stanzas to Splunk inputs.conf to index the evtx files
+    # Huge thanks to https://www.cloud-response.com/2019/07/importing-windows-event-log-files-into.html for showing how to do this!
+    If (!(Select-String -Path $inputsConf -Pattern "evtx_attack_sample")) {
+        Write-Host "$('[{0:HH:mm}]' -f (Get-Date)) Splunk inputs.conf has not yet been modified. Adding stanzas for these evtx files now..."
+        Add-Content -Path "$inputsConf" -Value '
+[monitor://c:\Tools\EVTX-ATTACK-SAMPLES\EVTX-ATTACK-SAMPLES-master\AutomatedTestingTools\*.evtx]
+index = evtx_attack_samples
+sourcetype = preprocess-winevt
+
+[monitor://c:\Tools\EVTX-ATTACK-SAMPLES\EVTX-ATTACK-SAMPLES-master\Command and Control\*.evtx]
+index = evtx_attack_samples
+sourcetype = preprocess-winevt
+
+[monitor://c:\Tools\EVTX-ATTACK-SAMPLES\EVTX-ATTACK-SAMPLES-master\Credential Access\*.evtx]
+index = evtx_attack_samples
+sourcetype = preprocess-winevt
+
+[monitor://c:\Tools\EVTX-ATTACK-SAMPLES\EVTX-ATTACK-SAMPLES-master\Defense Evasion\*.evtx]
+index = evtx_attack_samples
+sourcetype = preprocess-winevt
+
+[monitor://c:\Tools\EVTX-ATTACK-SAMPLES\EVTX-ATTACK-SAMPLES-master\Discovery\*.evtx]
+index = evtx_attack_samples
+sourcetype = preprocess-winevt
+
+[monitor://c:\Tools\EVTX-ATTACK-SAMPLES\EVTX-ATTACK-SAMPLES-master\Execution\*.evtx]
+index = evtx_attack_samples
+sourcetype = preprocess-winevt
+
+[monitor://c:\Tools\EVTX-ATTACK-SAMPLES\EVTX-ATTACK-SAMPLES-master\Lateral Movement\*.evtx]
+index = evtx_attack_samples
+sourcetype = preprocess-winevt
+
+[monitor://c:\Tools\EVTX-ATTACK-SAMPLES\EVTX-ATTACK-SAMPLES-master\Other\*.evtx]
+index = evtx_attack_samples
+sourcetype = preprocess-winevt
+
+[monitor://c:\Tools\EVTX-ATTACK-SAMPLES\EVTX-ATTACK-SAMPLES-master\Persistence\*.evtx]
+index = evtx_attack_samples
+sourcetype = preprocess-winevt
+
+[monitor://c:\Tools\EVTX-ATTACK-SAMPLES\EVTX-ATTACK-SAMPLES-master\Privilege Escalation\*.evtx]
+index = evtx_attack_samples
+sourcetype = preprocess-winevt'
+        # Restart the forwarder to pick up changes
+        Write-Host "$('[{0:HH:mm}]' -f (Get-Date)) Restarting the Splunk Forwarder..."
+        Restart-Service SplunkForwarder
+        Write-Host "$('[{0:HH:mm}]' -f (Get-Date)) Done! Look in 'index=EVTX-ATTACK-SAMPLES' in Splunk to query these samples."
+    }
+} Else {
+    Write-Host "$('[{0:HH:mm}]' -f (Get-Date)) EVTX attack samples were already installed. Moving On."
+}