BlueNoroff APT Hackers Using New Ways to Bypass Windows MotW Protection

BlueNoroff, a subcluster of the notorious Lazarus Group, has been observed adopting new techniques into its playbook that enable it to bypass Windows Mark of the Web MotW protections. This includes the use of optical disk image .ISO extension and virtual hard disk .VHD extension file formats as...

BlueNoroff introduces new methods bypassing MoTW

BlueNoroff group is a financially motivated threat actor eager to profit from its cyberattack capabilities. We have published technical details of how this notorious group steals cryptocurrency before. We continue to track the groups activities and this October we observed the adoption of new...

Update now! Two zero-days fixed in 2022's last patch Tuesday

In numbers, the patch Tuesday of December 2022 is a relatively light one for Windows users. Microsoft patched 48 vulnerabilities with only six considered critical. But numbers are only half the story. Two of the updates are zero-days with one of them known to be actively exploited. Windows...

Microsoft Defender SmartScreen Security Feature Bypass Vulnerability

Microsoft Defender SmartScreen contains a security feature bypass vulnerability that could allow an attacker to evade Mark of the Web MOTW defenses via a specially crafted malicious file...

Microsoft Patch Tuesday November 2022: Exchange ProxyNotShell RCE, JScript9, MoTW, OpenSSL, Edge, CNG, Print Spooler

Hello everyone! This episode will be about Microsoft Patch Tuesday for November 2022, including vulnerabilities that were added between October and November Patch Tuesdays. As usual, I use my open source Vulristics project to create the report. Alternative video link for Russia: The most importan...

Microsoft Windows Mark of the Web (MOTW) Security Feature Bypass Vulnerability

Microsoft Windows Mark of the Web MOTW contains a security feature bypass vulnerability resulting in a limited loss of integrity and availability of security features...

Unofficial Patch Released for New Actively Exploited Windows MotW Vulnerability

An unofficial patch has been made available for an actively exploited security flaw in Microsoft Windows that makes it possible for files signed with malformed signatures to sneak past Mark-of-the-Web MotW protections. The fix, released by 0patch, arrives weeks after HP Wolf Security disclosed a...

7-Zip gets Mark of the Web feature, increases protection for users

One of the most popular zip programs around, 7-Zip, now offers support for "Mark of the Web" MOTW, which gives users better protection from malicious files. This is good news. But what does that actually mean? In the bad old days, opening up a downloaded document could be a fraught exercise...

Microsoft takes macros out of the equation for five Office apps

Microsoft says it is going to disable macros in five Office apps by default. Besides Excel 4.0 macros, which were disabled by default last month, now VBA macros obtained from the Internet will be blocked by default as well. The change will begin rolling out in Version 2203, starting with Current...

Microsoft Windows Explorer Preview Pane Security Bypass

Exploit Title: Windows Explorer Preview Pane WMV/WMA media Automatic URI Opening Vulnerability Google Dork: n/a Date: December 25th, 2021 Exploit Author: Eduardo Braun Prado Vendor Homepage: http://www.microsoft.com/ Software Link: http://www.microsoft.com/ Version: Windows 7, 8.1, 10, 11 x86/x64...

Microsoft Windows Explorer Preview Pane Security Bypass Vulnerability

Previewing a WMA/WMV media format on Windows Explorer through its Preview Pane causes embedded URLs to be automatically opened in the default browser without displaying any prompt. Exploit Title: Windows Explorer Preview Pane WMV/WMA media Automatic URI Opening Vulnerability Exploit Author: Eduar...

Microsoft Windows Media Center 2002 - XML External Entity MotW Bypass

Microsoft Windows Media Center 2002 - XML External Entity MotW Bypass Exploit Title: Microsoft Windows Media Center 2002 - XML External Entity MotW Bypass Discovery by: hyp3rlinx Date: 2019-12-03 Vendor Homepage: www.microsoft.com CVE: N/A + Credits: John Page aka hyp3rlinx + Website:...

Microsoft Windows Media Center 2002 - XML External Entity MotW Bypass

Exploit Title: Microsoft Windows Media Center 2002 - XML External Entity MotW Bypass Discovery by: hyp3rlinx Date: 2019-12-03 Vendor Homepage: www.microsoft.com CVE: N/A + Credits: John Page aka hyp3rlinx + Website: hyp3rlinx.altervista.org + Source:...

Microsoft Windows Media Center 2002 - XML External Entity MotW Bypass Vulnerability

Exploit Title: Microsoft Windows Media Center 2002 - XML External Entity MotW Bypass Discovery by: hyp3rlinx Date: 2019-12-03 Vendor Homepage: www.microsoft.com CVE: N/A + Credits: John Page aka hyp3rlinx + Website: hyp3rlinx.altervista.org + Source:...

CVE-2019-1054

A security feature bypass vulnerability exists in Edge that allows for bypassing Mark of the Web Tagging MOTW. Failing to set the MOTW means that a large number of Microsoft security technologies are bypassed. In a web-based attack scenario, an attacker could host a malicious website that is...

Security feature bypass

A security feature bypass vulnerability exists in Edge that allows for bypassing Mark of the Web Tagging MOTW, aka 'Microsoft Edge Security Feature Bypass Vulnerability'...

CVE-2019-1054

CVE-2019-1054 is a Microsoft Edge vulnerability a security feature bypass, specifically bypassing Mark of the Web (MOTW) tagging. The underlying issue is Edge’s handling of MOTW, which could allow a user to be exposed to a bypass of multiple security technologies if MOTW isn’t set. Affected produ...

CVE-2019-1054: Undefined Security Weakness

A security feature bypass vulnerability exists in Edge that allows for bypassing Mark of the Web Tagging MOTW. Failing to set the MOTW means that a large number of Microsoft security technologies are bypassed. In a web-based attack scenario, an attacker could host a malicious website that is...

Microsoft Windows Contact File Format Arbitary Code Execution

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Windows. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The flaw is due to the processing of ".contact...

Microsoft Windows SCF File Feature Bypass

Exploit Title: Microsoft Windows 'SCF' File 'Open File Security Warning' Feature Bypass Vulnerability Google Dork: N/A Date: August 3, 2018 Exploit Author: Eduardo Braun Prado Vendor Homepage: http://www.microsoft.com/ Software Link: http://www.microsoft.com/ Version: Windows 7 SP1, 8.1 with full...