Merged PR 12895: Fixed powershell audit mode discrepancies.

Fixed powershell audit mode discrepancies.
This commit is contained in:
Andrea Bichsel (Aquent LLC)
2018-11-19 18:13:20 +00:00

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@ -11,7 +11,7 @@ ms.pagetype: security
ms.localizationpriority: medium ms.localizationpriority: medium
author: andreabichsel author: andreabichsel
ms.author: v-anbic ms.author: v-anbic
ms.date: 10/02/2018 ms.date: 11/16/2018
--- ---
# Customize exploit protection # Customize exploit protection
@ -53,19 +53,19 @@ Validate exception chains (SEHOP) | Ensures the integrity of an exception chain
Validate heap integrity | Terminates a process when heap corruption is detected. | System and app-level | [!include[Check mark no](images/svg/check-no.svg)] Validate heap integrity | Terminates a process when heap corruption is detected. | System and app-level | [!include[Check mark no](images/svg/check-no.svg)]
Arbitrary code guard (ACG) | Prevents the introduction of non-image-backed executable code and prevents code pages from being modified. Can optionally allow thread opt-out and allow remote downgrade (configurable only with PowerShell). | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Arbitrary code guard (ACG) | Prevents the introduction of non-image-backed executable code and prevents code pages from being modified. Can optionally allow thread opt-out and allow remote downgrade (configurable only with PowerShell). | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)]
Block low integrity images | Prevents the loading of images marked with Low Integrity. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Block low integrity images | Prevents the loading of images marked with Low Integrity. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)]
Block remote images | Prevents loading of images from remote devices. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Block remote images | Prevents loading of images from remote devices. | App-level only | [!include[Check mark no](images/svg/check-no.svg)]
Block untrusted fonts | Prevents loading any GDI-based fonts not installed in the system fonts directory, notably fonts from the web. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Block untrusted fonts | Prevents loading any GDI-based fonts not installed in the system fonts directory, notably fonts from the web. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)]
Code integrity guard | Restricts loading of images signed by Microsoft, WHQL, or higher. Can optionally allow Microsoft Store signed images. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Code integrity guard | Restricts loading of images signed by Microsoft, WHQL, or higher. Can optionally allow Microsoft Store signed images. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)]
Disable extension points | Disables various extensibility mechanisms that allow DLL injection into all processes, such as AppInit DLLs, window hooks, and Winsock service providers. | App-level only | [!include[Check mark no](images/svg/check-no.svg)] Disable extension points | Disables various extensibility mechanisms that allow DLL injection into all processes, such as AppInit DLLs, window hooks, and Winsock service providers. | App-level only | [!include[Check mark no](images/svg/check-no.svg)]
Disable Win32k system calls | Prevents an app from using the Win32k system call table. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Disable Win32k system calls | Prevents an app from using the Win32k system call table. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)]
Do not allow child processes | Prevents an app from creating child processes. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Do not allow child processes | Prevents an app from creating child processes. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)]
Export address filtering (EAF) | Detects dangerous operations being resolved by malicious code. Can optionally validate access by modules commonly used by exploits. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Export address filtering (EAF) | Detects dangerous operations being resolved by malicious code. Can optionally validate access by modules commonly used by exploits. | App-level only | [!include[Check mark no](images/svg/check-no.svg)]
Import address filtering (IAF) | Detects dangerous operations being resolved by malicious code. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Import address filtering (IAF) | Detects dangerous operations being resolved by malicious code. | App-level only | [!include[Check mark no](images/svg/check-no.svg)]
Simulate execution (SimExec) | Ensures that calls to sensitive APIs return to legitimate callers. Only configurable for 32-bit (x86) applications. Not compatible with ACG | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Simulate execution (SimExec) | Ensures that calls to sensitive APIs return to legitimate callers. Only configurable for 32-bit (x86) applications. Not compatible with ACG | App-level only | [!include[Check mark no](images/svg/check-no.svg)]
Validate API invocation (CallerCheck) | Ensures that sensitive APIs are invoked by legitimate callers. Only configurable for 32-bit (x86) applications. Not compatible with ACG | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Validate API invocation (CallerCheck) | Ensures that sensitive APIs are invoked by legitimate callers. Only configurable for 32-bit (x86) applications. Not compatible with ACG | App-level only | [!include[Check mark no](images/svg/check-no.svg)]
Validate handle usage | Causes an exception to be raised on any invalid handle references. | App-level only | [!include[Check mark no](images/svg/check-no.svg)] Validate handle usage | Causes an exception to be raised on any invalid handle references. | App-level only | [!include[Check mark no](images/svg/check-no.svg)]
Validate image dependency integrity | Enforces code signing for Windows image dependency loading. | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Validate image dependency integrity | Enforces code signing for Windows image dependency loading. | App-level only | [!include[Check mark no](images/svg/check-no.svg)]
Validate stack integrity (StackPivot) | Ensures that the stack has not been redirected for sensitive APIs. Not compatible with ACG | App-level only | [!include[Check mark yes](images/svg/check-yes.svg)] Validate stack integrity (StackPivot) | Ensures that the stack has not been redirected for sensitive APIs. Not compatible with ACG | App-level only | [!include[Check mark no](images/svg/check-no.svg)]
>[!IMPORTANT] >[!IMPORTANT]
>If you add an app to the **Program settings** section and configure individual mitigation settings there, they will be honored above the configuration for the same mitigations specified in the **System settings** section. The following matrix and examples help to illustrate how defaults work: >If you add an app to the **Program settings** section and configure individual mitigation settings there, they will be honored above the configuration for the same mitigations specified in the **System settings** section. The following matrix and examples help to illustrate how defaults work: