DSCourier

DSCourier 描述 DSCourier 是一个概念验证，使用 WinGet Configuration COM API 通过微软签名的二进制文件应用 DSC 配置。一篇单独的博客文章对该技术进行了全面的技术深入分析。 DSCourier 主要是作为一个研究主题构建的，应被视为概念验证，而非一个完善的完整工具。其大部分价值来自于操作者自行修改、扩展和实验，包括创建自己的配置文件。本研究项目出于好奇和乐趣而创建，不应被恶意使用。 该技术已绕过多个企业级 EDR 解决方案。 博客文章 dylansec.com/DSCourier 构建与发布 Releases 目录包含编译后的...

CVE-2026-50226

Fixed AES-128-CBC keys inside the AcerConnect OTA application let attackers forge authorization credentials for arbitrary IMEI numbers. This allows unauthorized actors to list catalog items and extract protected binaries from pre-signed cloud links...

CVE-2026-50226 Firmware Theft & IMEI Spoofing via Connect-OTA

Fixed AES-128-CBC keys inside the AcerConnect OTA application let attackers forge authorization credentials for arbitrary IMEI numbers. This allows unauthorized actors to list catalog items and extract protected binaries from pre-signed cloud links...

ThreatsDay Bulletin: Claude Security Plugin, Azure Priv-Esc, Kali365 MFA Bypass, FIFA Scams +15 More

Every time you think the industry has finally stopped doing some reckless, low-effort crap, somebody spins up a fresh box full of sketchy loaders, fake installers, recycled social-engineering bait, and enough exposed infrastructure to make you wonder if prod is just a public beta now - meanwhile...

MuddyWater Uses DLL Side-Loading in Espionage Campaign Targeting 9 Countries

The Iranian hacking group known as MuddyWater has been linked to a new campaign affecting at least nine organizations across nine countries on four continents in the first quarter of 2026. The activity targeted industrial and electronics manufacturing, education and public-sector bodies, financia...

CVE-2026-40599 ClearanceKit: Ad-hoc signed binaries can spoof Apple process identities in the global allowlist

ClearanceKit intercepts file-system access events on macOS and enforces per-process access policies. Prior to 5.0.5, ClearanceKit incorrectly treats a process with an empty Team ID and a non-empty Signing ID as an Apple platform binary. This bug allows a malicious software to impersonate an apple...

CVE-2026-40599

CVE-2026-40599 affects ClearanceKit on macOS. Before 5.0.5, a process with an empty Team ID but non-empty Signing ID can be misidentified as an Apple platform binary, enabling a malicious app to impersonate an Apple process in the global allowlist and access protected files. The issue is fixed in...

Mustang Panda Deploys Updated COOLCLIENT Backdoor in Government Cyber Attacks

Threat actors with ties to China have been observed using an updated version of a backdoor called COOLCLIENT in cyber espionage attacks in 2025 to facilitate comprehensive data theft from infected endpoints. The activity has been attributed to Mustang Panda aka Earth Preta, Fireant, HoneyMyte,...

shim security update

15.8-4.0.1 - Add support for Oracle signed shim Orabug: 36540084 - Add shim binaries signed with Oracle Secure Boot Signing key 1 Orabug: 36540084 15.8-1.0.3 - Update shimx64.efi, shimia32.efi and shimaa64.efi v15.8 signed by Microsoft Orabug: 36072863 15.8-1.0.2 - Use binaries with correct shim....

DEV-0569 finds new ways to deliver Royal ransomware, various payloads

Recent activity from the threat actor that Microsoft tracks as DEV-0569, known to distribute various payloads, has led to the deployment of the Royal ransomware, which first emerged in September 2022 and is being distributed by multiple threat actors. Observed DEV-0569 attacks show a pattern of...

Cisco IOS XE Software Digital Signature Verification Bypass Vulnerability

A vulnerability in the Image Verification feature of Cisco IOS XE Software could allow an authenticated, local attacker to install and boot a malicious software image or execute unsigned binaries on an affected device. The vulnerability exists because, under certain circumstances, an affected...

Applocker Evasion - Microsoft Workflow Compiler

This module will assist you in evading Microsoft Windows Applocker and Software Restriction Policies. This technique utilises the Microsoft signed binaries Microsoft.Workflow.Compiler.exe to execute user supplied code. This module requires Metasploit: https://metasploit.com/download Current sourc...

KB2915720: Changes in Windows Authenticode Signature Verification

The remote Windows host has not enabled the Windows Authenticode signature verification certificate padding check. This means extraneous information can be included in signed binaries. Note that Microsoft announced on July 29, 2014, that it no longer plans to enforce the stricter signature...

Comodo Internet Security Unspecified Vulnerability

Comodo Internet Security is prone to an unspecified vulnerability. SPDX-FileCopyrightText: 2013 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Compatibility Issues Affecting Signed Microsoft Binaries (2749655)

The host is installed with Microsoft Windows operating system and its missing upates according to Microsoft Security Advisory 2749655 OpenVAS Vulnerability Test $Id: gbmsdigitalcretificatetimestampissue.nasl 5346 2017-02-19 08:43:11Z cfi $ Compatibility Issues Affecting Signed Microsoft Binaries...

Compatibility Issues Affecting Signed Microsoft Binaries (2749655)

This host is missing an important security update according to Microsoft 2749655. SPDX-FileCopyrightText: 2012 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...