From 11f0faae52716f09f6ec1f828a9101ab5fd73bf0 Mon Sep 17 00:00:00 2001 From: Denise Vangel-MSFT Date: Wed, 9 Dec 2020 09:44:42 -0800 Subject: [PATCH] Update attack-surface-reduction.md --- .../attack-surface-reduction.md | 35 +++++++++---------- 1 file changed, 17 insertions(+), 18 deletions(-) diff --git a/windows/security/threat-protection/microsoft-defender-atp/attack-surface-reduction.md b/windows/security/threat-protection/microsoft-defender-atp/attack-surface-reduction.md index 9d66ce2298..d577b90969 100644 --- a/windows/security/threat-protection/microsoft-defender-atp/attack-surface-reduction.md +++ b/windows/security/threat-protection/microsoft-defender-atp/attack-surface-reduction.md @@ -122,8 +122,8 @@ The following sections describe each of the 16 attack surface reduction rules (i | Rule name | GUID | File & folder exclusions | Minimum OS supported | |-----|-----|-----|-----| -|[Block Adobe Reader from creating child processes](#block-adobe-reader-from-creating-child-processes) | `7674ba52-37eb-4a4f-a9a1-f0f9a1619a2c` | Supported | [Windows 10, version 1709](https://docs.microsoft.com/windows/whats-new/whats-new-windows-10-version-1709) (RS3, build 16299) or greater | |[Block abuse of in-the-wild exploited vulnerable signed drivers](#block-abuse-of-in-the-wild-exploited-vulnerable-signed-drivers) (NEW!) |`56a863a9-875e-4185-98a7-b882c64b5ce5` | |[Windows 10, version 1709](https://docs.microsoft.com/windows/whats-new/whats-new-windows-10-version-1709) (RS3, build 16299) or greater | +|[Block Adobe Reader from creating child processes](#block-adobe-reader-from-creating-child-processes) | `7674ba52-37eb-4a4f-a9a1-f0f9a1619a2c` | Supported | [Windows 10, version 1709](https://docs.microsoft.com/windows/whats-new/whats-new-windows-10-version-1709) (RS3, build 16299) or greater | |[Block all Office applications from creating child processes](#block-all-office-applications-from-creating-child-processes) | `D4F940AB-401B-4EFC-AADC-AD5F3C50688A` | Supported | [Windows 10, version 1709](https://docs.microsoft.com/windows/whats-new/whats-new-windows-10-version-1709) (RS3, build 16299) or greater | |[Block credential stealing from the Windows local security authority subsystem (lsass.exe)](#block-credential-stealing-from-the-windows-local-security-authority-subsystem) | `9e6c4e1f-7d60-472f-ba1a-a39ef669e4b2` | Supported | [Windows 10, version 1709](https://docs.microsoft.com/windows/whats-new/whats-new-windows-10-version-1709) (RS3, build 16299) or greater | |[Block executable content from email client and webmail](#block-executable-content-from-email-client-and-webmail) | `BE9BA2D9-53EA-4CDC-84E5-9B1EEEE46550` | Supported | [Windows 10, version 1709](https://docs.microsoft.com/windows/whats-new/whats-new-windows-10-version-1709) (RS3, build 16299) or greater | @@ -139,23 +139,6 @@ The following sections describe each of the 16 attack surface reduction rules (i |[Block Win32 API calls from Office macros](#block-win32-api-calls-from-office-macros) | `92E97FA1-2EDF-4476-BDD6-9DD0B4DDDC7B` | Supported | [Windows 10, version 1709](https://docs.microsoft.com/windows/whats-new/whats-new-windows-10-version-1709) (RS3, build 16299) or greater | |[Use advanced protection against ransomware](#use-advanced-protection-against-ransomware) | `c1db55ab-c21a-4637-bb3f-a12568109d35` | Supported | [Windows 10, version 1709](https://docs.microsoft.com/windows/whats-new/whats-new-windows-10-version-1709) (RS3, build 16299) or greater | -### Block Adobe Reader from creating child processes - -This rule prevents attacks by blocking Adobe Reader from creating additional processes. - -Through social engineering or exploits, malware can download and launch additional payloads and break out of Adobe Reader. By blocking child processes from being generated by Adobe Reader, malware attempting to use it as a vector are prevented from spreading. - -This rule was introduced in: -- [Windows 10, version 1809](https://docs.microsoft.com/windows/whats-new/whats-new-windows-10-version-1809) -- [Windows Server, version 1809](https://docs.microsoft.com/windows-server/get-started/whats-new-in-windows-server-1809) -- [Windows Server 2019](https://docs.microsoft.com/windows-server/get-started-19/whats-new-19) - -Intune name: Process creation from Adobe Reader (beta) - -Configuration Manager name: Not yet available - -GUID: `7674ba52-37eb-4a4f-a9a1-f0f9a1619a2c` - ### Block abuse of in-the-wild exploited vulnerable signed drivers This rule prevents an application from writing a vulnerable signed driver to disk. Vulnerable signed drivers can be exploited by local applications with sufficient privileges, to gain access to the kernel. It allows attackers to disable or circumvent security solutions, eventually leading to system compromise. @@ -177,6 +160,22 @@ Configuration Manager name: Not Applicable Rule guid: `56a863a9-875e-4185-98a7-b882c64b5ce5` +### Block Adobe Reader from creating child processes + +This rule prevents attacks by blocking Adobe Reader from creating additional processes. + +Through social engineering or exploits, malware can download and launch additional payloads and break out of Adobe Reader. By blocking child processes from being generated by Adobe Reader, malware attempting to use it as a vector are prevented from spreading. + +This rule was introduced in: +- [Windows 10, version 1809](https://docs.microsoft.com/windows/whats-new/whats-new-windows-10-version-1809) +- [Windows Server, version 1809](https://docs.microsoft.com/windows-server/get-started/whats-new-in-windows-server-1809) +- [Windows Server 2019](https://docs.microsoft.com/windows-server/get-started-19/whats-new-19) + +Intune name: Process creation from Adobe Reader (beta) + +Configuration Manager name: Not yet available + +GUID: `7674ba52-37eb-4a4f-a9a1-f0f9a1619a2c` ### Block all Office applications from creating child processes