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

Alert: Microsoft Releases Patch Updates for 5 New Zero-Day Vulnerabilities

Microsoft has released fixes to address 63 security bugs in its software for the month of November 2023, including three vulnerabilities that have come under active exploitation in the wild. Of the 63 flaws, three are rated Critical, 56 are rated Important, and four are rated Moderate in severity. Two of them have been listed as publicly known at the time of the release. The updates are in

Urgent: VMware Warns of Unpatched Critical Cloud Director Vulnerability

VMware is warning of a critical and unpatched security flaw in Cloud Director that could be exploited by a malicious actor to get around authentication protections. Tracked as CVE-2023-34060 (CVSS score: 9.8), the vulnerability impacts instances that have been upgraded to version 10.5 from an older version. "On an upgraded version of VMware Cloud Director Appliance 10.5, a malicious actor with

CacheWarp Attack: New Vulnerability in AMD SEV Exposes Encrypted VMs

A group of academics has disclosed a new "software fault attack" on AMD's Secure Encrypted Virtualization (SEV) technology that could be potentially exploited by threat actors to infiltrate encrypted virtual machines (VMs) and even perform privilege escalation. The attack has been codenamed CacheWarp (CVE-2023-20592) by researchers from the CISPA Helmholtz Center for Information Security and the

The Importance of Continuous Security Monitoring for a Robust Cybersecurity Strategy

In 2023, the global average cost of a data breach reached $4.45 million. Beyond the immediate financial loss, there are long-term consequences like diminished customer trust, weakened brand value, and derailed business operations. In a world where the frequency and cost of data breaches are skyrocketing, organizations are coming face-to-face with a harsh reality: traditional cybersecurity

Alert: OracleIV DDoS Botnet Targets Public Docker Engine APIs to Hijack Containers

Publicly-accessible Docker Engine API instances are being targeted by threat actors as part of a campaign designed to co-opt the machines into a distributed denial-of-service (DDoS) botnet dubbed OracleIV. "Attackers are exploiting this misconfiguration to deliver a malicious Docker container, built from an image named 'oracleiv_latest' and containing Python malware compiled as an ELF executable

CI/CD Risks: Protecting Your Software Development Pipelines

Have you heard about Dependabot? If not, just ask any developer around you, and they'll likely rave about how it has revolutionized the tedious task of checking and updating outdated dependencies in software projects.  Dependabot not only takes care of the checks for you, but also provides suggestions for modifications that can be approved with just a single click. Although Dependabot is limited

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

Vietnamese Hackers Using New Delphi-Powered Malware to Target Indian Marketers

The Vietnamese threat actors behind the Ducktail stealer malware have been linked to a new campaign that ran between March and early October 2023, targeting marketing professionals in India with an aim to hijack Facebook business accounts. "An important feature that sets it apart is that, unlike previous campaigns, which relied on .NET applications, this one used Delphi as the programming

CISA Sets a Deadline - Patch Juniper Junos OS Flaws Before November 17

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has given a November 17, 2023, deadline for federal agencies and organizations to apply mitigations to secure against a number of security flaws in Juniper Junos OS that came to light in August. The agency on Monday added five vulnerabilities to the Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active

New Ransomware Group Emerges with Hive's Source Code and Infrastructure

The threat actors behind a new ransomware group called Hunters International have acquired the source code and infrastructure from the now-dismantled Hive operation to kick-start its own efforts in the threat landscape. "It appears that the leadership of the Hive group made the strategic decision to cease their operations and transfer their remaining assets to another group, Hunters

Top 5 Marketing Tech SaaS Security Challenges

Effective marketing operations today are driven by the use of Software-as-a-Service (SaaS) applications. Marketing apps such as Salesforce, Hubspot, Outreach, Asana, Monday, and Box empower marketing teams, agencies, freelancers, and subject matter experts to collaborate seamlessly on campaigns and marketing initiatives.  These apps serve as the digital command centers for marketing

Chinese Hackers Launch Covert Espionage Attacks on 24 Cambodian Organizations

Cybersecurity researchers have discovered what they say is malicious cyber activity orchestrated by two prominent Chinese nation-state hacking groups targeting 24 Cambodian government organizations. "This activity is believed to be part of a long-term espionage campaign," Palo Alto Networks Unit 42 researchers said in a report last week. "The observed activity aligns with geopolitical goals of

Major Phishing-as-a-Service Syndicate 'BulletProofLink' Dismantled by Malaysian Authorities

Malaysian law enforcement authorities have announced the takedown of a phishing-as-a-service (PhaaS) operation called BulletProofLink. The Royal Malaysia Police said the effort, which was carried out with assistance from the Australian Federal Police (AFP) and the U.S. Federal Bureau of Investigation (FBI) on November 6, 2023, was based on information that the threat actors behind the platform

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

Russian Hackers Sandworm Cause Power Outage in Ukraine Amidst Missile Strikes

The notorious Russian hackers known as Sandworm targeted an electrical substation in Ukraine last year, causing a brief power outage in October 2022. The findings come from Google's Mandiant, which described the hack as a "multi-event cyber attack" leveraging a novel technique for impacting industrial control systems (ICS). "The actor first used OT-level living-off-the-land (LotL) techniques to

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

Iran-Linked Imperial Kitten Cyber Group Targeting Middle East's Tech Sectors

A group with links to Iran targeted transportation, logistics, and technology sectors in the Middle East, including Israel, in October 2023 amid a surge in Iranian cyber activity since the onset of the Israel-Hamas war. The attacks have been attributed by CrowdStrike to a threat actor it tracks under the name Imperial Kitten, and which is also known as Crimson Sandstorm (previously Curium),

Stealthy Kamran Spyware Targeting Urdu-speaking Users in Gilgit-Baltistan

Urdu-speaking readers of a regional news website that caters to the Gilgit-Baltistan region have likely emerged as a target of a watering hole attack designed to deliver a previously undocumented Android spyware dubbed Kamran. The campaign, ESET has discovered, leverages Hunza News (urdu.hunzanews[.]net), which, when opened on a mobile device, prompts visitors of the Urdu version to install its

Zero-Day Alert: Lace Tempest Exploits SysAid IT Support Software Vulnerability

The threat actor known as Lace Tempest has been linked to the exploitation of a zero-day flaw in SysAid IT support software in limited attacks, according to new findings from Microsoft. Lace Tempest, which is known for distributing the Cl0p ransomware, has in the past leveraged zero-day flaws in MOVEit Transfer and PaperCut servers. The issue, tracked as CVE-2023-47246, concerns a path traversal

New Malvertising Campaign Uses Fake Windows News Portal to Distribute Malicious Installers

A new malvertising campaign has been found to employ fake sites that masquerade as legitimate Windows news portal to propagate a malicious installer for a popular system profiling tool called CPU-Z. "This incident is a part of a larger malvertising campaign that targets other utilities like Notepad++, Citrix, and VNC Viewer as seen in its infrastructure (domain names) and cloaking templates used

When Email Security Meets SaaS Security: Uncovering Risky Auto-Forwarding Rules

While intended for convenience and efficient communication, email auto-forwarding rules can inadvertently lead to the unauthorized dissemination of sensitive information to external entities, putting confidential data at risk of exposure to unauthorized parties. Wing Security (Wing), a SaaS security company, announced yesterday that their SaaS shadow IT discovery methods now include a solution

MuddyC2Go: New C2 Framework Iranian Hackers Using Against Israel

Iranian nation-state actors have been observed using a previously undocumented command-and-control (C2) framework called MuddyC2Go as part of attacks targeting Israel. "The framework's web component is written in the Go programming language," Deep Instinct security researcher Simon Kenin said in a technical report published Wednesday. The tool has been attributed to MuddyWater, an Iranian 

Confidence in File Upload Security is Alarmingly Low. Why?

Numerous industries—including technology, financial services, energy, healthcare, and government—are rushing to incorporate cloud-based and containerized web applications.  The benefits are undeniable; however, this shift presents new security challenges.  OPSWAT's 2023 Web Application Security report reveals: 75% of organizations have modernized their infrastructure this year. 78% have

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.

SideCopy Exploiting WinRAR Flaw in Attacks Targeting Indian Government Entities

The Pakistan-linked threat actor known as SideCopy has been observed leveraging the recent WinRAR security vulnerability in its attacks targeting Indian government entities to deliver various remote access trojans such as AllaKore RAT, Ares RAT, and DRat. Enterprise security firm SEQRITE described the campaign as multi-platform, with the attacks also designed to infiltrate Linux systems with a

Experts Warn of Ransomware Hackers Exploiting Atlassian and Apache Flaws

Multiple ransomware groups have begun to actively exploit recently disclosed flaws in Atlassian Confluence and Apache ActiveMQ. Cybersecurity firm Rapid7 said it observed the exploitation of CVE-2023-22518 and CVE-2023-22515 in multiple customer environments, some of which have been leveraged for the deployment of Cerber (aka C3RB3R) ransomware. Both vulnerabilities are critical, allowing threat

Critical Flaws Discovered in Veeam ONE IT Monitoring Software – Patch Now

Veeam has released security updates to address four flaws in its ONE IT monitoring and analytics platform, two of which are rated critical in severity. The list of vulnerabilities is as follows - CVE-2023-38547 (CVSS score: 9.9) - An unspecified flaw that can be leveraged by an unauthenticated user to gain information about the SQL server connection Veeam ONE uses to access its configuration

New Jupyter Infostealer Version Emerges with Sophisticated Stealth Tactics

An updated version of an information stealer malware known as Jupyter has resurfaced with "simple yet impactful changes" that aim to stealthily establish a persistent foothold on compromised systems. "The team has discovered new waves of Jupyter Infostealer attacks which leverage PowerShell command modifications and signatures of private keys in attempts to pass off the malware as a legitimately

QNAP Releases Patch for 2 Critical Flaws Threatening Your NAS Devices

QNAP has released security updates to address two critical security flaws impacting its operating system that could result in arbitrary code execution. Tracked as CVE-2023-23368 (CVSS score: 9.8), the vulnerability is described as a command injection bug affecting QTS, QuTS hero, and QuTScloud. "If exploited, the vulnerability could allow remote attackers to execute commands via a network," the

SecuriDropper: New Android Dropper-as-a-Service Bypasses Google's Defenses

Cybersecurity researchers have shed light on a new dropper-as-a-service (DaaS) for Android called SecuriDropper that bypasses new security restrictions imposed by Google and delivers the malware. Dropper malware on Android is designed to function as a conduit to install a payload on a compromised device, making it a lucrative business model for threat actors, who can advertise the capabilities

Iranian Hackers Launch Destructive Cyber Attacks on Israeli Tech and Education Sectors

Israeli higher education and tech sectors have been targeted as part of a series of destructive cyber attacks that commenced in January 2023 with an aim to deploy previously undocumented wiper malware. The intrusions, which took place as recently as October, have been attributed to an Iranian nation-state hacking crew it tracks under the name Agonizing Serpens, which is also known as Agrius,

Google Warns How Hackers Could Abuse Calendar Service as a Covert C2 Channel

Google is warning of multiple threat actors sharing a public proof-of-concept (PoC) exploit that leverages its Calendar service to host command-and-control (C2) infrastructure. The tool, called Google Calendar RAT (GCR), employs Google Calendar Events for C2 using a Gmail account. It was first published to GitHub in June 2023. "The script creates a 'Covert Channel' by exploiting the event

U.S. Treasury Sanctions Russian Money Launderer in Cybercrime Crackdown

The U.S. Department of the Treasury imposed sanctions against a 37-year-old Russian woman for taking part in the laundering of virtual currency for the country's elites and cybercriminal crews, including the Ryuk ransomware group. Ekaterina Zhdanova, per the department, is said to have facilitated large cross border transactions to assist Russian individuals to gain access to Western financial

StripedFly Malware Operated Unnoticed for 5 Years, Infecting 1 Million Devices

An advanced strain of malware masquerading as a cryptocurrency miner has managed to fly the radar for over five years, infecting no less than one million devices around the world in the process. That's according to findings from Kaspersky, which has codenamed the threat StripedFly, describing it as an "intricate modular framework that supports both Linux and Windows." The Russian cybersecurity

Okta's Recent Customer Support Data Breach Impacted 134 Customers

Identity and authentication management provider Okta on Friday disclosed that the recent support case management system breach affected 134 of its 18,400 customers. It further noted that the unauthorized intruder gained access to its systems from September 28 to October 17, 2023, and ultimately accessed HAR files containing session tokens that could be used for session hijacking attacks. "The

Google Play Store Highlights 'Independent Security Review' Badge for VPN Apps

Google is rolling out a new banner to highlight the "Independent security review" badge in the Play Store's Data safety section for Android VPN apps that have undergone a Mobile Application Security Assessment (MASA) audit. "We've launched this banner beginning with VPN apps due to the sensitive and significant amount of user data these apps handle," Nataliya Stanetsky of the Android Security

Kinsing Actors Exploiting Recent Linux Flaw to Breach Cloud Environments

The threat actors linked to Kinsing have been observed attempting to exploit the recently disclosed Linux privilege escalation flaw called Looney Tunables as part of a "new experimental campaign" designed to breach cloud environments. "Intriguingly, the attacker is also broadening the horizons of their cloud-native attacks by extracting credentials from the Cloud Service Provider (CSP)," cloud

NodeStealer Malware Hijacking Facebook Business Accounts for Malicious Ads

Compromised Facebook business accounts are being used to run bogus ads that employ "revealing photos of young women" as lures to trick victims into downloading an updated version of a malware called NodeStealer. "Clicking on ads immediately downloads an archive containing a malicious .exe 'Photo Album' file which also drops a second executable written in .NET – this payload is in charge of

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

CanesSpy Spyware Discovered in Modified WhatsApp Versions

Cybersecurity researchers have unearthed a number of WhatsApp mods for Android that come fitted with a spyware module dubbed CanesSpy. These modified versions of the instant messaging app have been observed propagated via sketchy websites advertising such modded software as well as Telegram channels used primarily by Arabic and Azerbaijani speakers, one of which boasts of two million users. "The

48 Malicious npm Packages Found Deploying Reverse Shells on Developer Systems

A new set of 48 malicious npm packages have been discovered in the npm repository with capabilities to deploy a reverse shell on compromised systems. "These packages, deceptively named to appear legitimate, contained obfuscated JavaScript designed to initiate a reverse shell on package install," software supply chain security firm Phylum said. All the counterfeit packages have been published by

Mysterious Kill Switch Disrupts Mozi IoT Botnet Operations

The unexpected drop in malicious activity connected with the Mozi botnet in August 2023 was due to a kill switch that was distributed to the bots. "First, the drop manifested in India on August 8," ESET said in an analysis published this week. "A week later, on August 16, the same thing happened in China. While the mysterious control payload – aka kill switch – stripped Mozi bots of most

SaaS Security is Now Accessible and Affordable to All

This new product offers SaaS discovery and risk assessment coupled with a free user access review in a unique “freemium” model Securing employees' SaaS usage is becoming increasingly crucial for most cloud-based organizations. While numerous tools are available to address this need, they often employ different approaches and technologies, leading to unnecessary confusion and complexity. Enter

Iran's MuddyWater Targets Israel in New Spear-Phishing Cyber Campaign

The Iranian nation-state actor known as MuddyWater has been linked to a new spear-phishing campaign targeting two Israeli entities to ultimately deploy a legitimate remote administration tool from N-able called Advanced Monitoring Agent. Cybersecurity firm Deep Instinct, which disclosed details of the attacks, said the campaign "exhibits updated TTPs to previously reported MuddyWater activity,"

Researchers Find 34 Windows Drivers Vulnerable to Full Device Takeover

As many as 34 unique vulnerable Windows Driver Model (WDM) and Windows Driver Frameworks (WDF) drivers could be exploited by non-privileged threat actors to gain full control of the devices and execute arbitrary code on the underlying systems. "By exploiting the drivers, an attacker without privilege may erase/alter firmware, and/or elevate [operating system] privileges," Takahiro Haruyama, a

FIRST Announces CVSS 4.0 - New Vulnerability Scoring System

The Forum of Incident Response and Security Teams (FIRST) has officially announced CVSS v4.0, the next generation of the Common Vulnerability Scoring System standard, more than eight years after the release of CVSS v3.0 in June 2015. "This latest version of CVSS 4.0 seeks to provide the highest fidelity of vulnerability assessment for both industry and the public," FIRST said in a statement.

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

Hands on Review: LayerX's Enterprise Browser Security Extension

The browser has become the main work interface in modern enterprises. It’s where employees create and interact with data, and how they access organizational and external SaaS and web apps. As a result, the browser is extensively targeted by adversaries. They seek to steal the data it stores and use it for malicious access to organizational SaaS apps or the hosting machine. Additionally,

Iranian Cyber Espionage Group Targets Financial and Government Sectors in Middle East

A threat actor affiliated with Iran's Ministry of Intelligence and Security (MOIS) has been observed waging a sophisticated cyber espionage campaign targeting financial, government, military, and telecommunications sectors in the Middle East for at least a year. Israeli cybersecurity firm Check Point, which discovered the campaign alongside Sygnia, is tracking the actor under the name Scarred

North Korean Hackers Targeting Crypto Experts with KANDYKORN macOS Malware

State-sponsored threat actors from the Democratic People's Republic of Korea (DPRK) have been found targeting blockchain engineers of an unnamed crypto exchange platform via Discord with a novel macOS malware dubbed KANDYKORN. Elastic Security Labs said the activity, traced back to April 2023, exhibits overlaps with the infamous adversarial collective Lazarus Group, citing an analysis of the

Turla Updates Kazuar Backdoor with Advanced Anti-Analysis to Evade Detection

The Russia-linked hacking crew known as Turla has been observed using an updated version of a known second-stage backdoor referred to as Kazuar. The new findings come from Palo Alto Networks Unit 42, which is tracking the adversary under its constellation-themed moniker Pensive Ursa. "As the code of the upgraded revision of Kazuar reveals, the authors put special emphasis on Kazuar's ability to

Alert: F5 Warns of Active Attacks Exploiting BIG-IP Vulnerability

F5 is warning of active abuse of a critical security flaw in BIG-IP less than a week after its public disclosure, resulting in the execution of arbitrary system commands as part of an exploit chain. Tracked as CVE-2023-46747 (CVSS score: 9.8), the vulnerability allows an unauthenticated attacker with network access to the BIG-IP system through the management port to achieve code execution. A

Arid Viper Targeting Arabic Android Users with Spyware Disguised as Dating App

The threat actor known as Arid Viper (aka APT-C-23, Desert Falcon, or TAG-63) has been attributed as behind an Android spyware campaign targeting Arabic-speaking users with a counterfeit dating app designed to harvest data from infected handsets. "Arid Viper's Android malware has a number of features that enable the operators to surreptitiously collect sensitive information from victims' devices

Malicious NuGet Packages Caught Distributing SeroXen RAT Malware

Cybersecurity researchers have uncovered a new set of malicious packages published to the NuGet package manager using a lesser-known method for malware deployment. Software supply chain security firm ReversingLabs described the campaign as coordinated and ongoing since August 1, 2023, while linking it to a host of rogue NuGet packages that were observed delivering a remote access trojan called

PentestPad: Platform for Pentest Teams

In the ever-evolving cybersecurity landscape, the game-changers are those who adapt and innovate swiftly. Pen test solutions not only supercharge productivity but also provide a crucial layer of objectivity, ensuring efficiency and exceptional accuracy. The synergy between a skilled penetration tester and the precision of pen testing solutions are crucial for staying on top of today’s high

Atlassian Warns of New Critical Confluence Vulnerability Threatening Data Loss

Atlassian has warned of a critical security flaw in Confluence Data Center and Server that could result in "significant data loss if exploited by an unauthenticated attacker." Tracked as CVE-2023-22518, the vulnerability is rated 9.1 out of a maximum of 10 on the CVSS scoring system. It has been described as an instance of "improper authorization vulnerability." All versions of Confluence Data

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