CISA Adds Three Security Flaws with Active Exploitation to KEV Catalog

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Thursday added three security flaws to its Known Exploited Vulnerabilities KEV catalog based on evidence of active exploitation in the wild. The vulnerabilities are as follows - CVE-2023-36584 CVSS score: 5.4 - Microsoft Windows...

Zero-Day Flaw in Zimbra Email Software Exploited by Four Hacker Groups

A zero-day flaw in the Zimbra Collaboration email software was exploited by four different groups in real-world attacks to pilfer email data, user credentials, and authentication tokens. "Most of this activity occurred after the initial fix became public on GitHub," Google Threat Analysis Group T...

Experts Uncover DarkCasino: New Emerging APT Threat Exploiting WinRAR Flaw

A hacking group that leveraged a recently disclosed security flaw in the WinRAR software as a zero-day has now been categorized as an entirely new advanced persistent threat APT. Cybersecurity company NSFOCUS has described DarkCasino as an "economically motivated" actor that first came to light i...

CISA and FBI Issue Warning About Rhysida Ransomware Double Extortion Attacks

The threat actors behind the Rhysida ransomware engage in opportunistic attacks targeting organizations spanning various industry sectors. The advisory comes courtesy of the U.S. Cybersecurity and Infrastructure Security Agency CISA, the Federal Bureau of Investigation FBI, and the Multi-State...

Hackers Could Exploit Google Workspace and Cloud Platform for Ransomware Attacks

A set of novel attack methods has been demonstrated against Google Workspace and the Google Cloud Platform that could be potentially leveraged by threat actors to conduct ransomware, data exfiltration, and password recovery attacks. "Starting from a single compromised machine, threat actors could...

Russian Hackers Linked to 'Largest Ever Cyber Attack' on Danish Critical Infrastructure

Russian threat actors have been possibly linked to what's been described as the "largest cyber attack against Danish critical infrastructure," in which 22 companies associated with the operation of the country's energy sector were targeted in May 2023. "22 simultaneous, successful cyberattacks...

U.S. Takes Down IPStorm Botnet, Russian-Moldovan Mastermind Pleads Guilty

The U.S. government on Tuesday announced the takedown of the IPStorm botnet proxy network and its infrastructure, as the Russian and Moldovan national behind the operation pleaded guilty. "The botnet infrastructure had infected Windows systems then further expanded to infect Linux, Mac, and Andro...

New PoC Exploit for Apache ActiveMQ Flaw Could Let Attackers Fly Under the Radar

Cybersecurity researchers have demonstrated a new technique that exploits a critical security flaw in Apache ActiveMQ to achieve arbitrary code execution in memory. Tracked as CVE-2023-46604 CVSS score: 10.0, the vulnerability is a remote code execution bug that could permit a threat actor to run...

Three Ways Varonis Helps You Fight Insider Threats

What do basketball teams, government agencies, and car manufacturers have in common? Each one has been breached, having confidential, proprietary, or private information stolen and exposed by insiders. In each case, the motivations and methods varied, but the risk remained the same: insiders have...

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...

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...

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...

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...

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...

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, buil...

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...

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,...

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...

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...

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...

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...

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 ...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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 securit...

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...

CISA Alerts: High-Severity SLP Vulnerability Now Under Active Exploitation

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Wednesday added a high-severity flaw in the Service Location Protocol SLP to its Known Exploited Vulnerabilities KEV catalog, citing evidence of active exploitation. Tracked as CVE-2023-29552 CVSS score: 7.5, the issue relates to a...

Researchers Uncover Undetectable Crypto Mining Technique on Azure Automation

Cybersecurity researchers have developed what's the first fully undetectable cloud-based cryptocurrency miner leveraging the Microsoft Azure Automation service without racking up any charges. Cybersecurity company SafeBreach said it discovered three different methods to run the miner, including o...

WhatsApp Introduces New Privacy Feature to Protect IP Address in Calls

Meta-owned WhatsApp is officially rolling out a new privacy feature in its messaging service called "Protect IP Address in Calls" that masks users' IP addresses to other parties by relaying the calls through its servers. "Calls are end-to-end encrypted, so even if a call is relayed through WhatsA...

Beware, Developers: BlazeStealer Malware Discovered in Python Packages on PyPI

A new set of malicious Python packages has slithered their way to the Python Package Index PyPI repository with the ultimate aim of stealing sensitive information from compromised developer systems. The packages masquerade as seemingly innocuous obfuscation tools, but harbor a piece of malware...

Guide: How vCISOs, MSPs and MSSPs Can Keep their Customers Safe from Gen AI Risks

Download the free guide, "It's a Generative AI World: How vCISOs, MSPs and MSSPs Can Keep their Customers Safe from Gen AI Risks." ChatGPT now boasts anywhere from 1.5 to 2 billion visits per month. Countless sales, marketing, HR, IT executive, technical support, operations, finance and other...

Webinar: Kickstarting Your SaaS Security Strategy & Program

SaaS applications make up 70% of total company software usage, and as businesses increase their reliance on SaaS apps, they also increase their reliance on those applications being secure. These SaaS apps store an incredibly large volume of data so safeguarding the organization's SaaS app stack a...

Experts Expose Farnetwork's Ransomware-as-a-Service Business Model

Cybersecurity researchers have unmasked a prolific threat actor known as farnetwork, who has been linked to five different ransomware-as-a-service RaaS programs over the past four years in various capacities. Singapore-headquartered Group-IB, which attempted to infiltrate a private RaaS program...

N. Korea's BlueNoroff Blamed for Hacking macOS Machines with ObjCShellz Malware

The North Korea-linked nation-state group called BlueNoroff has been attributed to a previously undocumented macOS malware strain dubbed ObjCShellz. Jamf Threat Labs, which disclosed details of the malware, said it's used as part of the RustBucket malware campaign, which came to light earlier thi...

New GootLoader Malware Variant Evades Detection and Spreads Rapidly

A new variant of the GootLoader malware called GootBot has been found to facilitate lateral movement on compromised systems and evade detection. "The GootLoader group's introduction of their own custom bot into the late stages of their attack chain is an attempt to avoid detections when using...

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...

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...

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 describe...

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...

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...

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 comma...

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...