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Adding Invoke-ATHRemoteFXvGPUDisablementCommand
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90 changes: 90 additions & 0 deletions
90
...Harnesses/T1218_SignedBinaryProxyExecution/InvokeRemoteFXvGPUDisablementCommand.Tests.ps1
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| Original file line number | Diff line number | Diff line change |
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| Set-StrictMode -Version Latest | ||
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| $TestScriptRoot = Split-Path $MyInvocation.MyCommand.Path -Parent | ||
| $ModuleRoot = Resolve-Path "$TestScriptRoot\..\..\" | ||
| $ModuleManifest = "$ModuleRoot\AtomicTestHarnesses.psd1" | ||
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| Remove-Module [A]tomicTestHarnesses | ||
| Import-Module $ModuleManifest -Force -ErrorAction Stop | ||
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| Describe 'Invoke-ATHRemoteFXvGPUDisablementCommand' { | ||
| BeforeAll { | ||
| $Help = Get-Help -Name Invoke-ATHRemoteFXvGPUDisablementCommand -Full | ||
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| $ExpectedTechniqueID = $null | ||
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| if ($Help.Synopsis.Split("`r`n")[-1] -match '^(?-i:Technique ID: )(?<TechniqueID>\S+) (?<TechniqueDescription>\(.+\))$') { | ||
| $ExpectedTechniqueID = $Matches['TechniqueID'] | ||
| } | ||
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| $FixedTestGuid = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa' | ||
| } | ||
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| Context 'Validating error conditions' -Tag 'Unit', 'T1218' { | ||
| It 'should not execute an EXE that is not RemoteFXvGPUDisablement.exe' -Tag 'Unit', 'T1218' { | ||
| { Invoke-ATHRemoteFXvGPUDisablementCommand -RemoteFXvGPUDisablementFilePath "$Env:windir\System32\notepad.exe" -ErrorAction Stop } | Should -Throw | ||
| } | ||
| } | ||
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| Context 'Expected artifacts and behaviors when exercising the attack technique' -Tag 'Technique', 'T1218' { | ||
| It 'should execute using default options' -Tag 'Technique', 'T1218' { | ||
| $Result = Invoke-ATHRemoteFXvGPUDisablementCommand -TestGuid $FixedTestGuid | ||
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| $Result | Should -Not -BeNullOrEmpty | ||
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| $Result.TechniqueID | Should -BeExactly $ExpectedTechniqueID | ||
| $Result.TestSuccess | Should -BeTrue | ||
| $Result.TestGuid | Should -BeExactly $FixedTestGuid | ||
| $Result.ModulePath | Should -Not -BeNullOrEmpty | ||
| $Result.ModuleContents | Should -Not -BeNullOrEmpty | ||
| $Result.ModuleFileHash | Should -Not -BeNullOrEmpty | ||
| $Result.RunnerFilePath | Should -Match '\\System32\\RemoteFXvGPUDisablement.exe$' | ||
| $Result.RunnerProcessId | Should -Not -BeNullOrEmpty | ||
| $Result.RunnerCommandLine | Should -Match '\\System32\\RemoteFXvGPUDisablement.exe" Disable$' | ||
| $Result.RunnerChildProcessId | Should -Not -BeNullOrEmpty | ||
| $Result.RunnerChildProcessCommandLine | Should -MatchExactly "$($FixedTestGuid)`$" | ||
| } | ||
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| It 'should execute from a non-standard path' -Tag 'Technique', 'T1218' { | ||
| $AlternatePath = "$env:windir\Temp\notepad.exe" | ||
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| Copy-Item -Path "$Env:windir\System32\RemoteFXvGPUDisablement.exe" -Destination $AlternatePath -ErrorAction Stop | ||
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| $Result = Invoke-ATHRemoteFXvGPUDisablementCommand -RemoteFXvGPUDisablementFilePath $AlternatePath -TestGuid $FixedTestGuid | ||
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| $Result | Should -Not -BeNullOrEmpty | ||
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| $Result.TechniqueID | Should -BeExactly $ExpectedTechniqueID | ||
| $Result.TestSuccess | Should -BeTrue | ||
| $Result.TestGuid | Should -BeExactly $FixedTestGuid | ||
| $Result.ModulePath | Should -Not -BeNullOrEmpty | ||
| $Result.ModuleContents | Should -Not -BeNullOrEmpty | ||
| $Result.ModuleFileHash | Should -Not -BeNullOrEmpty | ||
| $Result.RunnerFilePath | Should -BeExactly "$AlternatePath" | ||
| $Result.RunnerProcessId | Should -Not -BeNullOrEmpty | ||
| $Result.RunnerCommandLine | Should -BeExactly "`"$AlternatePath`" Disable" | ||
| $Result.RunnerChildProcessId | Should -Not -BeNullOrEmpty | ||
| $Result.RunnerChildProcessCommandLine | Should -MatchExactly "$($FixedTestGuid)`$" | ||
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| Remove-Item -Path $AlternatePath -Force -ErrorAction SilentlyContinue | ||
| } | ||
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| It 'should execute using a module path that is not specified in %PSModulePath%' -Tag 'Technique', 'T1218' { | ||
| $Result = Invoke-ATHRemoteFXvGPUDisablementCommand -ModulePath $Env:TEMP -TestGuid $FixedTestGuid | ||
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| $Result | Should -Not -BeNullOrEmpty | ||
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| $Result.TechniqueID | Should -BeExactly $ExpectedTechniqueID | ||
| $Result.TestSuccess | Should -BeTrue | ||
| $Result.TestGuid | Should -BeExactly $FixedTestGuid | ||
| $Result.ModulePath.StartsWith("$Env:TEMP") | Should -BeTrue | ||
| $Result.ModuleContents | Should -Not -BeNullOrEmpty | ||
| $Result.ModuleFileHash | Should -Not -BeNullOrEmpty | ||
| $Result.RunnerFilePath | Should -Match '\\System32\\RemoteFXvGPUDisablement.exe$' | ||
| $Result.RunnerProcessId | Should -Not -BeNullOrEmpty | ||
| $Result.RunnerCommandLine | Should -Match '\\System32\\RemoteFXvGPUDisablement.exe" Disable$' | ||
| $Result.RunnerChildProcessId | Should -Not -BeNullOrEmpty | ||
| $Result.RunnerChildProcessCommandLine | Should -MatchExactly "$($FixedTestGuid)`$" | ||
| } | ||
| } | ||
| } |
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