Reptar: New Intel CPU Vulnerability Impacts Multi-Tenant Virtualized Environments

Intel has released fixes to close out a high-severity flaw codenamed Reptar that impacts its desktop, mobile, and server CPUs. Tracked as CVE-2023-23583 (CVSS score: 8.8), the issue has the potential to "allow escalation of privilege and/or information disclosure and/or denial of service via local access." Successful exploitation of the vulnerability could also permit a bypass of the CPU's

New Campaign Targets Middle East Governments with IronWind Malware

Government entities in the Middle East are the target of new phishing campaigns that are designed to deliver a new initial access downloader dubbed IronWind. The activity, detected between July and October 2023, has been attributed by Proofpoint to a threat actor it tracks under the name TA402, which is also known as Molerats, Gaza Cyber Gang, and shares tactical overlaps with a pro-Hamas

New BiBi-Windows Wiper Targets Windows Systems in Pro-Hamas Attacks

Cybersecurity researchers have warned about a Windows version of a wiper malware that was previously observed targeting Linux systems in cyber attacks aimed at Israel. Dubbed BiBi-Windows Wiper by BlackBerry, the wiper is the Windows counterpart of BiBi-Linux Wiper, which has been put to use by a pro-Hamas hacktivist group in the wake of the Israel-Hamas war last month. "The Windows variant [...

Microsoft Warns of Fake Skills Assessment Portals Targeting IT Job Seekers

A sub-cluster within the infamous Lazarus Group has established new infrastructure that impersonates skills assessment portals as part of its social engineering campaigns. Microsoft attributed the activity to a threat actor it calls Sapphire Sleet, describing it as a "shift in the persistent actor's tactics." Sapphire Sleet, also called APT38, BlueNoroff, CageyChameleon, and CryptoCore, has a

The New 80/20 Rule for SecOps: Customize Where it Matters, Automate the Rest

There is a seemingly never-ending quest to find the right security tools that offer the right capabilities for your organization. SOC teams tend to spend about a third of their day on events that don’t pose any threat to their organization, and this has accelerated the adoption of automated solutions to take the place of (or augment) inefficient and cumbersome SIEMs. With an estimated 80% of

Alert: 'Effluence' Backdoor Persists Despite Patching Atlassian Confluence Servers

Cybersecurity researchers have discovered a stealthy backdoor named Effluence that's deployed following the successful exploitation of a recently disclosed security flaw in Atlassian Confluence Data Center and Server. "The malware acts as a persistent backdoor and is not remediated by applying patches to Confluence," Aon's Stroz Friedberg Incident Response Services said in an analysis published

Offensive and Defensive AI: Let’s Chat(GPT) About It

ChatGPT: Productivity tool, great for writing poems, and… a security risk?! In this article, we show how threat actors can exploit ChatGPT, but also how defenders can use it for leveling up their game. ChatGPT is the most swiftly growing consumer application to date. The extremely popular generative AI chatbot has the ability to generate human-like, coherent and contextually relevant responses.

Predictive AI in Cybersecurity: Outcomes Demonstrate All AI is Not Created Equally

Here is what matters most when it comes to artificial intelligence (AI) in cybersecurity: Outcomes.  As the threat landscape evolves and generative AI is added to the toolsets available to defenders and attackers alike, evaluating the relative effectiveness of various AI-based security offerings is increasingly important — and difficult. Asking the right questions can help you spot solutions

HelloKitty Ransomware Group Exploiting Apache ActiveMQ Vulnerability

Cybersecurity researchers are warning of suspected exploitation of a recently disclosed critical security flaw in the Apache ActiveMQ open-source message broker service that could result in remote code execution. "In both instances, the adversary attempted to deploy ransomware binaries on target systems in an effort to ransom the victim organizations," cybersecurity firm Rapid7 disclosed in a

Trojanized PyCharm Software Version Delivered via Google Search Ads

A new malvertising campaign has been observed capitalizing on a compromised website to promote spurious versions of PyCharm on Google search results by leveraging Dynamic Search Ads. "Unbeknownst to the site owner, one of their ads was automatically created to promote a popular program for Python developers, and visible to people doing a Google search for it," Jérôme Segura, director of threat

Google Expands Its Bug Bounty Program to Tackle Artificial Intelligence Threats

Google has announced that it's expanding its Vulnerability Rewards Program (VRP) to compensate researchers for finding attack scenarios tailored to generative artificial intelligence (AI) systems in an effort to bolster AI safety and security. "Generative AI raises new and different concerns than traditional digital security, such as the potential for unfair bias, model manipulation or

Nation State Hackers Exploiting Zero-Day in Roundcube Webmail Software

The threat actor known as Winter Vivern has been observed exploiting a zero-day flaw in Roundcube webmail software on October 11, 2023, to harvest email messages from victims' accounts. "Winter Vivern has stepped up its operations by using a zero-day vulnerability in Roundcube," ESET security researcher Matthieu Faou said in a new report published today. Previously, it was using known

Exploring the Realm of Malicious Generative AI: A New Digital Security Challenge

Recently, the cybersecurity landscape has been confronted with a daunting new reality – the rise of malicious Generative AI, like FraudGPT and WormGPT. These rogue creations, lurking in the dark corners of the internet, pose a distinctive threat to the world of digital security. In this article, we will look at the nature of Generative AI fraud, analyze the messaging surrounding these creations,

Ransomware Attacks Double: Are Companies Prepared for 2024's Cyber Threats?

Ransomware attacks have only increased in sophistication and capabilities over the past year. From new evasion and anti-analysis techniques to stealthier variants coded in new languages, ransomware groups have adapted their tactics to effectively bypass common defense strategies.  Cyble, a renowned cyber threat intelligence company recognized for its research and findings, recently released its 

Webinar: How vCISOs Can Navigating the Complex World of AI and LLM Security

In today's rapidly evolving technological landscape, the integration of Artificial Intelligence (AI) and Large Language Models (LLMs) has become ubiquitous across various industries. This wave of innovation promises improved efficiency and performance, but lurking beneath the surface are complex vulnerabilities and unforeseen risks that demand immediate attention from cybersecurity professionals

Webinar — AI vs. AI: Harnessing AI Defenses Against AI-Powered Risks

Generative AI is a double-edged sword, if there ever was one. There is broad agreement that tools like ChatGPT are unleashing waves of productivity across the business, from IT, to customer experience, to engineering. That's on the one hand.  On the other end of this fencing match: risk. From IP leakage and data privacy risks to the empowering of cybercriminals with AI tools, generative AI

Live Webinar: Overcoming Generative AI Data Leakage Risks

As the adoption of generative AI tools, like ChatGPT, continues to surge, so does the risk of data exposure. According to Gartner’s "Emerging Tech: Top 4 Security Risks of GenAI" report, privacy and data security is one of the four major emerging risks within generative AI. A new webinar featuring a multi-time Fortune 100 CISO and the CEO of LayerX, a browser extension solution, delves into this

Financially Motivated UNC3944 Threat Actor Shifts Focus to Ransomware Attacks

The financially motivated threat actor known as UNC3944 is pivoting to ransomware deployment as part of an expansion to its monetization strategies, Mandiant has revealed. "UNC3944 has demonstrated a stronger focus on stealing large amounts of sensitive data for extortion purposes and they appear to understand Western business practices, possibly due to the geographical composition of the group,

The Interdependence between Automated Threat Intelligence Collection and Humans

The volume of cybersecurity vulnerabilities is rising, with close to 30% more vulnerabilities found in 2022 vs. 2018. Costs are also rising, with a data breach in 2023 costing $4.45M on average vs. $3.62M in 2017. In Q2 2023, a total of 1386 victims were claimed by ransomware attacks compared with just 831 in Q1 2023. The MOVEit attack has claimed over 600 victims so far and that number is still

Everything You Wanted to Know About AI Security but Were Afraid to Ask

There’s been a great deal of AI hype recently, but that doesn’t mean the robots are here to replace us. This article sets the record straight and explains how businesses should approach AI. From musing about self-driving cars to fearing AI bots that could destroy the world, there has been a great deal of AI hype in the past few years. AI has captured our imaginations, dreams, and occasionally,

Learn How Your Business Data Can Amplify Your AI/ML Threat Detection Capabilities

In today's digital landscape, your business data is more than just numbers—it's a powerhouse. Imagine leveraging this data not only for profit but also for enhanced AI and Machine Learning (ML) threat detection. For companies like Comcast, this isn't a dream. It's reality. Your business comprehends its risks, vulnerabilities, and the unique environment in which it operates. No generic,

Collide+Power, Downfall, and Inception: New Side-Channel Attacks Affecting Modern CPUs

Cybersecurity researchers have disclosed details of a trio of side-channel attacks that could be exploited to leak sensitive data from modern CPUs. Called Collide+Power (CVE-2023-20583), Downfall (CVE-2022-40982), and Inception (CVE-2023-20569), the novel methods follow the disclosure of another newly discovered security vulnerability affecting AMD's Zen 2 architecture-based processors known as 

New AI Tool 'FraudGPT' Emerges, Tailored for Sophisticated Attacks

Following the footsteps of WormGPT, threat actors are advertising yet another cybercrime generative artificial intelligence (AI) tool dubbed FraudGPT on various dark web marketplaces and Telegram channels. "This is an AI bot, exclusively targeted for offensive purposes, such as crafting spear phishing emails, creating cracking tools, carding, etc.," Netenrich security researcher Rakesh Krishnan 

U.S. Government Blacklists Cytrox and Intellexa Spyware Vendors for Cyber Espionage

The U.S. government on Tuesday added two foreign commercial spyware vendors, Cytrox and Intellexa, to an economic blocklist for weaponizing cyber exploits to gain unauthorized access to devices and "threatening the privacy and security of individuals and organizations worldwide." This includes the companies' corporate holdings in Hungary (Cytrox Holdings Crt), North Macedonia (Cytrox AD), Greece

WormGPT: New AI Tool Allows Cybercriminals to Launch Sophisticated Cyber Attacks

With generative artificial intelligence (AI) becoming all the rage these days, it's perhaps not surprising that the technology has been repurposed by malicious actors to their own advantage, enabling avenues for accelerated cybercrime. According to findings from SlashNext, a new generative AI cybercrime tool called WormGPT has been advertised on underground forums as a way for adversaries to

The Risks and Preventions of AI in Business: Safeguarding Against Potential Pitfalls

Artificial intelligence (AI) holds immense potential for optimizing internal processes within businesses. However, it also comes with legitimate concerns regarding unauthorized use, including data loss risks and legal consequences. In this article, we will explore the risks associated with AI implementation and discuss measures to minimize damages. Additionally, we will examine regulatory

3 Reasons SaaS Security is the Imperative First Step to Ensuring Secure AI Usage

In today's fast-paced digital landscape, the widespread adoption of AI (Artificial Intelligence) tools is transforming the way organizations operate. From chatbots to generative AI models, these SaaS-based applications offer numerous benefits, from enhanced productivity to improved decision-making. Employees using AI tools experience the advantages of quick answers and accurate results, enabling

The Right Way to Enhance CTI with AI (Hint: It's the Data)

Cyber threat intelligence is an effective weapon in the ongoing battle to protect digital assets and infrastructure - especially when combined with AI. But AI is only as good as the data feeding it. Access to unique, underground sources is key. Threat Intelligence offers tremendous value to people and companies. At the same time, its ability to address organizations' cybersecurity needs and the

How Generative AI Can Dupe SaaS Authentication Protocols — And Effective Ways To Prevent Other Key AI Risks in SaaS

Security and IT teams are routinely forced to adopt software before fully understanding the security risks. And AI tools are no exception. Employees and business leaders alike are flocking to generative AI software and similar programs, often unaware of the major SaaS security vulnerabilities they're introducing into the enterprise. A February 2023 generative AI survey of 1,000 executives 

Over 100,000 Stolen ChatGPT Account Credentials Sold on Dark Web Marketplaces

Over 101,100 compromised OpenAI ChatGPT account credentials have found their way on illicit dark web marketplaces between June 2022 and May 2023, with India alone accounting for 12,632 stolen credentials. The credentials were discovered within information stealer logs made available for sale on the cybercrime underground, Group-IB said in a report shared with The Hacker News. "The number of

6 Steps to Effectively Threat Hunting: Safeguard Critical Assets and Fight Cybercrime

Finding threat actors before they find you is key to beefing up your cyber defenses. How to do that efficiently and effectively is no small task – but with a small investment of time, you can master threat hunting and save your organization millions of dollars. Consider this staggering statistic. Cybersecurity Ventures estimates that cybercrime will take a $10.5 trillion toll on the global

Cyber Attacks Strike Ukraine's State Bodies in Espionage Operation

The Computer Emergency Response Team of Ukraine (CERT-UA) has warned of cyber attacks targeting state bodies in the country as part of an espionage campaign. The intrusion set, attributed to a threat actor tracked by the authority as UAC-0063 since 2021, leverages phishing lures to deploy a variety of malicious tools on infected systems. The origins of the hacking crew are presently unknown. In

Searching for AI Tools? Watch Out for Rogue Sites Distributing RedLine Malware

Malicious Google Search ads for generative AI services like OpenAI ChatGPT and Midjourney are being used to direct users to sketchy websites as part of a BATLOADER campaign designed to deliver RedLine Stealer malware. "Both AI services are extremely popular but lack first-party standalone apps (i.e., users interface with ChatGPT via their web interface while Midjourney uses Discord)," eSentire

MSI Data Breach: Private Code Signing Keys Leaked on the Dark Web

The threat actors behind the ransomware attack on Taiwanese PC maker MSI last month have leaked the company's private code signing keys on their dark website. "Confirmed, Intel OEM private key leaked, causing an impact on the entire ecosystem," Alex Matrosov, founder and CEO of firmware security firm Binarly, said in a tweet over the weekend. "It appears that Intel Boot Guard may not be

ChatGPT is Back in Italy After Addressing Data Privacy Concerns

OpenAI, the company behind ChatGPT, has officially made a return to Italy after the company met the data protection authority's demands ahead of April 30, 2023, deadline. The development was first reported by the Associated Press. OpenAI's CEO, Sam Altman, tweeted, "we're excited ChatGPT is available in [Italy] again!" The reinstatement comes following Garante's decision to temporarily block 

Why Your Detection-First Security Approach Isn't Working

Stopping new and evasive threats is one of the greatest challenges in cybersecurity. This is among the biggest reasons why attacks increased dramatically in the past year yet again, despite the estimated $172 billion spent on global cybersecurity in 2022. Armed with cloud-based tools and backed by sophisticated affiliate networks, threat actors can develop new and evasive malware more quickly

Google Cloud Introduces Security AI Workbench for Faster Threat Detection and Analysis

Google's cloud division is following in the footsteps of Microsoft with the launch of Security AI Workbench that leverages generative AI models to gain better visibility into the threat landscape.  Powering the cybersecurity suite is Sec-PaLM, a specialized large language model (LLM) that's "fine-tuned for security use cases." The idea is to take advantage of the latest advances in AI to augment

Protecting your business with Wazuh: The open source security platform

Today, businesses face a variety of security challenges like cyber attacks, compliance requirements, and endpoint security administration. The threat landscape constantly evolves, and it can be overwhelming for businesses to keep up with the latest security trends. Security teams use processes and security solutions to curb these challenges. These solutions include firewalls, antiviruses, data

Italian Watchdog Bans OpenAI's ChatGPT Over Data Protection Concerns

The Italian data protection watchdog, Garante per la Protezione dei Dati Personali (aka Garante), has imposed a temporary ban of OpenAI's ChatGPT service in the country, citing data protection concerns. To that end, it has ordered the company to stop processing users' data with immediate effect, stating it intends to investigate the company over whether it's unlawfully processing such data in

Microsoft Introduces GPT-4 AI-Powered Security Copilot Tool to Empower Defenders

Microsoft on Tuesday unveiled Security Copilot in limited preview, marking its continued quest to embed AI-oriented features in an attempt to offer "end-to-end defense at machine speed and scale." Powered by OpenAI's GPT-4 generative AI and its own security-specific model, it's billed as a security analysis tool that enables cybersecurity analysts to quickly respond to threats, process signals,

Breaking the Mold: Pen Testing Solutions That Challenge the Status Quo

Malicious actors are constantly adapting their tactics, techniques, and procedures (TTPs) to adapt to political, technological, and regulatory changes quickly. A few emerging threats that organizations of all sizes should be aware of include the following: Increased use of Artificial Intelligence and Machine Learning: Malicious actors are increasingly leveraging AI and machine learning to

OpenAI Reveals Redis Bug Behind ChatGPT User Data Exposure Incident

OpenAI on Friday disclosed that a bug in the Redis open source library was responsible for the exposure of other users' personal information and chat titles in the upstart's ChatGPT service earlier this week. The glitch, which came to light on March 20, 2023, enabled certain users to view brief descriptions of other users' conversations from the chat history sidebar, prompting the company to

Fake ChatGPT Chrome Browser Extension Caught Hijacking Facebook Accounts

Google has stepped in to remove a bogus Chrome browser extension from the official Web Store that masqueraded as OpenAI's ChatGPT service to harvest Facebook session cookies and hijack the accounts. The "ChatGPT For Google" extension, a trojanized version of a legitimate open source browser add-on, attracted over 9,000 installations since March 14, 2023, prior to its removal. It was originally

Fake ChatGPT Chrome Extension Hijacking Facebook Accounts for Malicious Advertising

A fake ChatGPT-branded Chrome browser extension has been found to come with capabilities to hijack Facebook accounts and create rogue admin accounts, highlighting one of the different methods cyber criminals are using to distribute malware. "By hijacking high-profile Facebook business accounts, the threat actor creates an elite army of Facebook bots and a malicious paid media apparatus," Guardio

How to Use AI in Cybersecurity and Avoid Being Trapped

The use of AI in cybersecurity is growing rapidly and is having a significant impact on threat detection, incident response, fraud detection, and vulnerability management. According to a report by Juniper Research, the use of AI for fraud detection and prevention is expected to save businesses $11 billion annually by 2023. But how to integrate AI into business cybersecurity infrastructure

CISA Warns of Active Attacks Exploiting Fortra MFT, TerraMaster NAS, and Intel Driver Flaws

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added three flaws to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active abuse in the wild. Included among the three is CVE-2022-24990, a bug affecting TerraMaster network-attached storage (TNAS) devices that could lead to unauthenticated remote code execution with the highest privileges. Details

Cybersecurity Budgets Are Going Up. So Why Aren't Breaches Going Down?

Over the past few years, cybersecurity has become a major concern for businesses around the globe. With the total cost of cybercrime in 2023 forecasted to reach $8 Trillion – with a T, not a B – it’s no wonder that cybersecurity is top of mind for leaders across all industries and regions. However, despite growing attention and budgets for cybersecurity in recent years, attacks have only become

The Era of Cyber Threat Intelligence Sharing

We spent forty years defending ourselves as individuals. Trying to outsmart cybercriminals, outpower them, and when all our efforts failed, only then we considered banding together with our peers to outnumber them. Cybercriminals don't reinvent themselves each time. Their resources are limited, and they have a limited budget. Therefore they use playbooks to attack many people. Meaning most of

How XDR Helps Protect Critical Infrastructure

Critical infrastructure is important for societal existence, growth, and development. Societies are reliant on the services provided by critical infrastructure sectors like telecommunication, energy, healthcare, transportation, and information technology. Safety and security are necessary for the optimal operation of these critical infrastructures. Critical infrastructure is made up of digital

Threat hunting with MITRE ATT&CK and Wazuh

Threat hunting is the process of looking for malicious activity and its artifacts in a computer system or network. Threat hunting is carried out intermittently in an environment regardless of whether or not threats have been discovered by automated security solutions. Some threat actors may stay dormant in an organization's infrastructure, extending their access while waiting for the right

Microsoft Blames Russian Hackers for Prestige Ransomware Attacks on Ukraine and Poland

Microsoft on Thursday attributed the recent spate of ransomware incidents targeting transportation and logistics sectors in Ukraine and Poland to a threat cluster that shares overlaps with the Russian state-sponsored Sandworm group. The attacks, which were disclosed by the tech giant last month, involved a strain of previously undocumented malware called Prestige and is said to have taken place

Intel Confirms Leak of Alder Lake BIOS Source Code

Chipmaker Intel has confirmed that proprietary source code related to its Alder Lake CPUs has been leaked, following its release by an unknown third-party on 4chan and GitHub last week. The published content contains Unified Extensible Firmware Interface (UEFI) code for Alder Lake, the company's 12th generation processors that was originally launched in November 2021. In a statement shared with

ÆPIC and SQUIP Vulnerabilities Found in Intel and AMD Processors

A group of researchers has revealed details of a new vulnerability affecting Intel CPUs that enables attackers to obtain encryption keys and other secret information from the processors. Dubbed ÆPIC Leak, the weakness is the first-of-its-kind to architecturally disclose sensitive data in a manner that's akin to an "uninitialized memory read in the CPU itself." "In contrast to transient execution

New Hertzbleed Side Channel Attack Affects All Modern AMD and Intel CPUs

A newly discovered security vulnerability in modern Intel and AMD processors could let remote attackers steal encryption keys via a power side channel attack. Dubbed Hertzbleed by a group of researchers from the University of Texas, the University of Illinois Urbana-Champaign, and the University of Washington, the issue is rooted in dynamic voltage and frequency scaling (DVFS), a power and