diff --git a/windows/security/threat-protection/windows-defender-exploit-guard/attack-surface-reduction-exploit-guard.md b/windows/security/threat-protection/windows-defender-exploit-guard/attack-surface-reduction-exploit-guard.md index 18134f19d0..c66852c277 100644 --- a/windows/security/threat-protection/windows-defender-exploit-guard/attack-surface-reduction-exploit-guard.md +++ b/windows/security/threat-protection/windows-defender-exploit-guard/attack-surface-reduction-exploit-guard.md @@ -11,7 +11,7 @@ ms.pagetype: security ms.localizationpriority: medium author: andreabichsel ms.author: v-anbic -ms.date: 10/02/2018 +ms.date: 10/17/2018 --- # Reduce attack surfaces with attack surface reduction rules @@ -56,7 +56,7 @@ Use advanced protection against ransomware | c1db55ab-c21a-4637-bb3f-a12568109d3 Block credential stealing from the Windows local security authority subsystem (lsass.exe) | 9e6c4e1f-7d60-472f-ba1a-a39ef669e4b2 Block process creations originating from PSExec and WMI commands | d1e49aac-8f56-4280-b9ba-993a6d77406c Block untrusted and unsigned processes that run from USB | b2b3f03d-6a65-4f7b-a9c7-1c7ef74a9ba4 -Block only Office communication applications from creating child processes | 26190899-1602-49e8-8b27-eb1d0a1ce869 +Block Office communication applications from creating child processes | 26190899-1602-49e8-8b27-eb1d0a1ce869 Block Adobe Reader from creating child processes | 7674ba52-37eb-4a4f-a9a1-f0f9a1619a2c The rules apply to the following Office apps: @@ -120,8 +120,6 @@ Malware and other threats can attempt to obfuscate or hide their malicious code This rule prevents scripts that appear to be obfuscated from running. -It uses the [AntiMalwareScanInterface (AMSI)](https://msdn.microsoft.com/en-us/library/windows/desktop/dn889587(v=vs.85).aspx) to determine if a script is potentially obfuscated, and then blocks such a script, or blocks scripts when an attempt is made to access them. - ### Rule: Block Win32 API calls from Office macro Malware can use macro code in Office files to import and load Win32 DLLs, which can then be used to make API calls to allow further infection throughout the system. @@ -168,7 +166,7 @@ With this rule, admins can prevent unsigned or untrusted executable files from r - Executable files (such as .exe, .dll, or .scr) - Script files (such as a PowerShell .ps, VisualBasic .vbs, or JavaScript .js file) -### Rule: Block only Office communication applications from creating child processes +### Rule: Block Office communication applications from creating child processes Office communication apps will not be allowed to create child processes. This includes Outlook. diff --git a/windows/security/threat-protection/windows-defender-exploit-guard/customize-attack-surface-reduction.md b/windows/security/threat-protection/windows-defender-exploit-guard/customize-attack-surface-reduction.md index 2ed1ca2fa0..75725299ff 100644 --- a/windows/security/threat-protection/windows-defender-exploit-guard/customize-attack-surface-reduction.md +++ b/windows/security/threat-protection/windows-defender-exploit-guard/customize-attack-surface-reduction.md @@ -11,7 +11,7 @@ ms.pagetype: security ms.localizationpriority: medium author: andreabichsel ms.author: v-anbic -ms.date: 10/02/2018 +ms.date: 10/17/2018 --- # Customize attack surface reduction rules @@ -61,7 +61,7 @@ Use advanced protection against ransomware | [!include[Check mark yes](images/sv Block credential stealing from the Windows local security authority subsystem (lsass.exe) | [!include[Check mark no](images/svg/check-no.svg)] | 9e6c4e1f-7d60-472f-ba1a-a39ef669e4b2 Block process creations originating from PSExec and WMI commands | [!include[Check mark yes](images/svg/check-yes.svg)] | d1e49aac-8f56-4280-b9ba-993a6d77406c Block untrusted and unsigned processes that run from USB | [!include[Check mark yes](images/svg/check-yes.svg)] | b2b3f03d-6a65-4f7b-a9c7-1c7ef74a9ba4 -Block only Office communication applications from creating child processes | [!include[Check mark yes](images/svg/check-yes.svg)] | 26190899-1602-49e8-8b27-eb1d0a1ce869 +Block Office communication applications from creating child processes | [!include[Check mark yes](images/svg/check-yes.svg)] | 26190899-1602-49e8-8b27-eb1d0a1ce869 Block Adobe Reader from creating child processes | [!include[Check mark yes](images/svg/check-yes.svg)] | 7674ba52-37eb-4a4f-a9a1-f0f9a1619a2c See the [attack surface reduction](attack-surface-reduction-exploit-guard.md) topic for details on each rule. diff --git a/windows/security/threat-protection/windows-defender-exploit-guard/enable-attack-surface-reduction.md b/windows/security/threat-protection/windows-defender-exploit-guard/enable-attack-surface-reduction.md index dd2ed4fda3..2ba64377c3 100644 --- a/windows/security/threat-protection/windows-defender-exploit-guard/enable-attack-surface-reduction.md +++ b/windows/security/threat-protection/windows-defender-exploit-guard/enable-attack-surface-reduction.md @@ -11,7 +11,7 @@ ms.pagetype: security ms.localizationpriority: medium author: andreabichsel ms.author: v-anbic -ms.date: 10/02/2018 +ms.date: 10/17/2018 --- # Enable attack surface reduction rules @@ -46,7 +46,7 @@ Use advanced protection against ransomware | c1db55ab-c21a-4637-bb3f-a12568109d3 Block credential stealing from the Windows local security authority subsystem (lsass.exe) | 9e6c4e1f-7d60-472f-ba1a-a39ef669e4b2 Block process creations originating from PSExec and WMI commands | d1e49aac-8f56-4280-b9ba-993a6d77406c Block untrusted and unsigned processes that run from USB | b2b3f03d-6a65-4f7b-a9c7-1c7ef74a9ba4 -Block only Office communication applications from creating child processes | 26190899-1602-49e8-8b27-eb1d0a1ce869 +Block Office communication applications from creating child processes | 26190899-1602-49e8-8b27-eb1d0a1ce869 Block Adobe Reader from creating child processes | 7674ba52-37eb-4a4f-a9a1-f0f9a1619a2c See the [Attack surface reduction](attack-surface-reduction-exploit-guard.md) topic for details on each rule.