Bumblebee Malware Returns with New Tricks, Targeting U.S. Businesses

The infamous malware loader and initial access broker known as Bumblebee has resurfaced after a four-month absence as part of a new phishing campaign observed in February 2024. Enterprise security firm Proofpoint said the activity targets organizations in the U.S. with voicemail-themed lures containing links to OneDrive URLs. "The URLs led to a Word file with names such as "

Microsoft Introduces Linux-Like 'sudo' Command to Windows 11

Microsoft said it's introducing Sudo for Windows 11 as part of an early preview version to help users execute commands with administrator privileges. "Sudo for Windows is a new way for users to run elevated commands directly from an unelevated console session," Microsoft Product Manager Jordi Adoumie said. "It is an ergonomic and familiar solution for users who want to elevate a command

Researchers Uncover How Outlook Vulnerability Could Leak Your NTLM Passwords

A now-patched security flaw in Microsoft Outlook could be exploited by threat actors to access NT LAN Manager (NTLM) v2 hashed passwords when opening a specially crafted file. The issue, tracked as CVE-2023-35636 (CVSS score: 6.5), was addressed by the tech giant as part of its Patch Tuesday updates for December 2023. "In an email attack scenario, an attacker could exploit the

New Variant of DLL Search Order Hijacking Bypasses Windows 10 and 11 Protections

Security researchers have detailed a new variant of a dynamic link library (DLL) search order hijacking technique that could be used by threat actors to bypass security mechanisms and achieve execution of malicious code on systems running Microsoft Windows 10 and Windows 11. The approach "leverages executables commonly found in the trusted WinSxS folder and exploits them via the classic DLL

1Password Detects Suspicious Activity Following Okta Support Breach

Popular password management solution 1Password said it detected suspicious activity on its Okta instance on September 29 following the support system breach, but reiterated that no user data was accessed. "We immediately terminated the activity, investigated, and found no compromise of user data or other sensitive systems, either employee-facing or user-facing," Pedro Canahuati, 1Password CTO, 

Microsoft to Phase Out NTLM in Favor of Kerberos for Stronger Authentication

Microsoft has announced that it plans to eliminate NT LAN Manager (NTLM) in Windows 11 in the future, as it pivots to alternative methods for authentication and bolster security. "The focus is on strengthening the Kerberos authentication protocol, which has been the default since 2000, and reducing reliance on NT LAN Manager (NTLM)," the tech giant said. "New features for Windows 11 include

Implementing Risk-Based Vulnerability Discovery and Remediation

In this day and age, vulnerabilities in software and systems pose a considerable danger to businesses, which is why it is essential to have an efficient vulnerability management program in place. To stay one step ahead of possible breaches and reduce the damage they may cause, it is crucial to automate the process of finding and fixing vulnerabilities depending on the level of danger they pose.

A Guide to Efficient Patch Management with Action1

It's no secret that keeping software up to date is one of the key best practices in cybersecurity. Software vulnerabilities are being discovered almost weekly these days. The longer it takes IT teams to apply updates issued by developers to patch these security flaws, the more time attackers have to exploit the underlying vulnerability. Once threat actors gain access to corporate IT ecosystems,

Trojanized Windows 10 Installer Used in Cyberattacks Against Ukrainian Government Entities

Government entities in Ukraine have been breached as part of a new campaign that leveraged trojanized versions of Windows 10 installer files to conduct post-exploitation activities. Mandiant, which discovered the "socially engineered supply chain" attack around mid-July 2022, said the malicious ISO files were distributed via Ukrainian- and Russian-language Torrent websites. It's tracking the

Goodbye SHA-1: NIST Retires 27-Year-Old Widely Used Cryptographic Algorithm

The U.S. National Institute of Standards and Technology (NIST), an agency within the Department of Commerce, announced Thursday that it's formally retiring the SHA-1 cryptographic algorithm. SHA-1, short for Secure Hash Algorithm 1, is a 27-year-old hash function used in cryptography and has since been deemed broken owing to the risk of collision attacks. While hashes are designed to be

Google to Roll Out Privacy Sandbox Beta on Android 13 by Early 2023

Internet behemoth Google on Tuesday said it plans to roll out Privacy Sandbox for Android in beta to mobile devices running Android 13 starting early next year. "The Privacy Sandbox Beta will be available for ad tech and app developers who wish to test the ads-related APIs as part of their solutions," the company said. To that end, developers will need to complete an enrollment process in order

New "Earth Longzhi" APT Targets Ukraine and Asian Countries with Custom Cobalt Strike Loaders

Entities located in East and Southeast Asia as well as Ukraine have been targeted at least since 2020 by a previously undocumented subgroup of APT41, a prolific Chinese advanced persistent threat (APT). Cybersecurity firm Trend Micro, which christened the espionage crew Earth Longzhi, said the actor's long-running campaign can be split into two based on the toolset deployed to attack its victims

Does the OWASP Top 10 Still Matter?

What is the OWASP Top 10, and – just as important – what is it not? In this review, we look at how you can make this critical risk report work for you and your organisation. What is OWASP? OWASP is the Open Web Application Security Project, an international non-profit organization dedicated to improving web application security.  It operates on the core principle that all of its materials are

Authorities Shut Down WT1SHOP Site for Selling Stolen Credentials and Credit Cards

An international law enforcement operation has resulted in the dismantling of WT1SHOP, an online criminal marketplace that specialized in the sales of stolen login credentials and other personal information. The seizure was orchestrated by Portuguese authorities, with the U.S. officials taking control of four domains used by the website: "wt1shop[.]net," "wt1store[.]cc," "wt1store[.]com," and "

Microsoft Adds Default Protection Against RDP Brute-Force Attacks in Windows 11

Microsoft is now taking steps to prevent Remote Desktop Protocol (RDP) brute-force attacks as part of the latest builds for the Windows 11 operating system in an attempt to raise the security baseline to meet the evolving threat landscape. To that end, the default policy for Windows 11 builds – particularly, Insider Preview builds 22528.1000 and newer – will automatically lock accounts for 10

MIT Researchers Discover New Flaw in Apple M1 CPUs That Can't Be Patched

A novel hardware attack dubbed PACMAN has been demonstrated against Apple's M1 processor chipsets, potentially arming a malicious actor with the capability to gain arbitrary code execution on macOS systems. It leverages "speculative execution attacks to bypass an important memory protection mechanism, ARM Pointer Authentication, a security feature that is used to enforce pointer integrity," MIT