Midnight Blizzard and Cloudflare-Atlassian Cybersecurity Incidents: What to Know

The Midnight Blizzard and Cloudflare-Atlassian cybersecurity incidents raised alarms about the vulnerabilities inherent in major SaaS platforms. These incidents illustrate the stakes involved in SaaS breaches — safeguarding the integrity of SaaS apps and their sensitive data is critical but is not easy. Common threat vectors such as sophisticated spear-phishing, misconfigurations and

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

Critical JetBrains TeamCity On-Premises Flaw Exposes Servers to Takeover - Patch Now

JetBrains is alerting customers of a critical security flaw in its TeamCity On-Premises continuous integration and continuous deployment (CI/CD) software that could be exploited by threat actors to take over susceptible instances. The vulnerability, tracked as CVE-2024-23917, carries a CVSS rating of 9.8 out of 10, indicative of its severity. "The vulnerability may enable an unauthenticated

Hackers Exploit Job Boards, Stealing Millions of Resumes and Personal Data

Employment agencies and retail companies chiefly located in the Asia-Pacific (APAC) region have been targeted by a previously undocumented threat actor known as ResumeLooters since early 2023 with the goal of stealing sensitive data. Singapore-headquartered Group-IB said the hacking crew's activities are geared towards job search platforms and the theft of resumes, with as many as 65

Combined Security Practices Changing the Game for Risk Management

A significant challenge within cyber security at present is that there are a lot of risk management platforms available in the market, but only some deal with cyber risks in a very good way. The majority will shout alerts at the customer as and when they become apparent and cause great stress in the process. The issue being that by using a reactive, rather than proactive approach, many risks

Mastodon Vulnerability Allows Hackers to Hijack Any Decentralized Account

The decentralized social network Mastodon has disclosed a critical security flaw that enables malicious actors to impersonate and take over any account. "Due to insufficient origin validation in all Mastodon, attackers can impersonate and take over any remote account," the maintainers said in a terse advisory. The vulnerability, tracked as CVE-2024-23832, has a severity rating of 9.4 out of

Cloudflare Breach: Nation-State Hackers Access Source Code and Internal Docs

Cloudflare has revealed that it was the target of a likely nation-state attack in which the threat actor leveraged stolen credentials to gain unauthorized access to its Atlassian server and ultimately access some documentation and a limited amount of source code. The intrusion, which took place between November 14 and 24, 2023, and detected on November 23, was carried out "with the goal of

Warning: New Malware Emerges in Attacks Exploiting Ivanti VPN Vulnerabilities

Google-owned Mandiant said it identified new malware employed by a China-nexus espionage threat actor known as UNC5221 and other threat groups during post-exploitation activity targeting Ivanti Connect Secure VPN and Policy Secure devices. This includes custom web shells such as BUSHWALK, CHAINLINE, FRAMESTING, and a variant of LIGHTWIRE. "CHAINLINE is a Python web shell backdoor that is

Italian Data Protection Watchdog Accuses ChatGPT of Privacy Violations

Italy's data protection authority (DPA) has notified ChatGPT-maker OpenAI of supposedly violating privacy laws in the region. "The available evidence pointed to the existence of breaches of the provisions contained in the E.U. GDPR [General Data Protection Regulation]," the Garante per la protezione dei dati personali (aka the Garante) said in a statement on Monday. It also said it

Riding the AI Waves: The Rise of Artificial Intelligence to Combat Cyber Threats

In nearly every segment of our lives, AI (artificial intelligence) now makes a significant impact: It can deliver better healthcare diagnoses and treatments; detect and reduce the risk of financial fraud; improve inventory management; and serve up the right recommendation for a streaming movie on Friday night. However, one can also make a strong case that some of AI’s most significant impacts

Malicious PyPI Packages Slip WhiteSnake InfoStealer Malware onto Windows Machines

Cybersecurity researchers have identified malicious packages on the open-source Python Package Index (PyPI) repository that deliver an information stealing malware called WhiteSnake Stealer on Windows systems. The malware-laced packages are named nigpal, figflix, telerer, seGMM, fbdebug, sGMM, myGens, NewGends, and TestLibs111. They have been uploaded by a threat actor named "WS." "These

Perfecting the Defense-in-Depth Strategy with Automation

Medieval castles stood as impregnable fortresses for centuries, thanks to their meticulous design. Fast forward to the digital age, and this medieval wisdom still echoes in cybersecurity. Like castles with strategic layouts to withstand attacks, the Defense-in-Depth strategy is the modern counterpart — a multi-layered approach with strategic redundancy and a blend of passive and active security

Malicious Ads on Google Target Chinese Users with Fake Messaging Apps

Chinese-speaking users have been targeted by malicious Google ads for restricted messaging apps like Telegram as part of an ongoing malvertising campaign. "The threat actor is abusing Google advertiser accounts to create malicious ads and pointing them to pages where unsuspecting users will download Remote Administration Trojan (RATs) instead," Malwarebytes' Jérôme Segura said in a

Microsoft Warns of Widening APT29 Espionage Attacks Targeting Global Orgs

Microsoft on Thursday said the Russian state-sponsored threat actors responsible for a cyber attack on its systems in late November 2023 have been targeting other organizations and that it's currently beginning to notify them. The development comes a day after Hewlett Packard Enterprise (HPE) revealed that it had been the victim of an attack perpetrated by a hacking crew

Russian TrickBot Mastermind Gets 5-Year Prison Sentence for Cybercrime Spree

40-year-old Russian national Vladimir Dunaev has been sentenced to five years and four months in prison for his role in creating and distributing the TrickBot malware, the U.S. Department of Justice (DoJ) said. The development comes nearly two months after Dunaev pleaded guilty to committing computer fraud and identity theft and conspiracy to commit wire fraud and bank fraud. "

LODEINFO Fileless Malware Evolves with Anti-Analysis and Remote Code Tricks

Cybersecurity researchers have uncovered an updated version of a backdoor called LODEINFO that's distributed via spear-phishing attacks. The findings come from Japanese company ITOCHU Cyber & Intelligence, which said the malware "has been updated with new features, as well as changes to the anti-analysis (analysis avoidance) techniques." LODEINFO (versions 0.6.6 and 0.6.7

52% of Serious Vulnerabilities We Find are Related to Windows 10

We analyzed 2,5 million vulnerabilities we discovered in our customer’s assets. This is what we found. Digging into the data The dataset we analyze here is representative of a subset of clients that subscribe to our vulnerability scanning services. Assets scanned include those reachable across the Internet, as well as those present on internal networks. The data includes findings for network

Experts Warn of macOS Backdoor Hidden in Pirated Versions of Popular Software

Pirated applications targeting Apple macOS users have been observed containing a backdoor capable of granting attackers remote control to infected machines. "These applications are being hosted on Chinese pirating websites in order to gain victims," Jamf Threat Labs researchers Ferdous Saljooki and Jaron Bradley said. "Once detonated, the malware will download and execute multiple payloads

TensorFlow CI/CD Flaw Exposed Supply Chain to Poisoning Attacks

Continuous integration and continuous delivery (CI/CD) misconfigurations discovered in the open-source TensorFlow machine learning framework could have been exploited to orchestrate supply chain attacks. The misconfigurations could be abused by an attacker to "conduct a supply chain compromise of TensorFlow releases on GitHub and PyPi by compromising TensorFlow's build agents via

MFA Spamming and Fatigue: When Security Measures Go Wrong

In today's digital landscape, traditional password-only authentication systems have proven to be vulnerable to a wide range of cyberattacks. To safeguard critical business resources, organizations are increasingly turning to multi-factor authentication (MFA) as a more robust security measure. MFA requires users to provide multiple authentication factors to verify their identity, providing an

Remcos RAT Spreading Through Adult Games in New Attack Wave

The remote access trojan (RAT) known as Remcos RAT has been found being propagated via webhards by disguising it as adult-themed games in South Korea. WebHard, short for web hard drive, is a popular online file storage system used to upload, download, and share files in the country. While webhards have been used in the past to deliver njRAT, UDP RAT, and DDoS botnet malware, the

High-Severity Flaws Uncovered in Bosch Thermostats and Smart Nutrunners

Multiple security vulnerabilities have been disclosed in Bosch BCC100 thermostats and Rexroth NXA015S-36V-B smart nutrunners that, if successfully exploited, could allow attackers to execute arbitrary code on affected systems. Romanian cybersecurity firm Bitdefender, which discovered the flaw in Bosch BCC100 thermostats last August, said the issue could be weaponized by an attacker to

Applying the Tyson Principle to Cybersecurity: Why Attack Simulation is Key to Avoiding a KO

Picture a cybersecurity landscape where defenses are impenetrable, and threats are nothing more than mere disturbances deflected by a strong shield. Sadly, this image of fortitude remains a pipe dream despite its comforting nature. In the security world, preparedness is not just a luxury but a necessity. In this context, Mike Tyson's famous adage, "Everyone has a plan until they get punched in

Threat Actors Increasingly Abusing GitHub for Malicious Purposes

The ubiquity of GitHub in information technology (IT) environments has made it a lucrative choice for threat actors to host and deliver malicious payloads and act as dead drop resolvers, command-and-control, and data exfiltration points. “Using GitHub services for malicious infrastructure allows adversaries to blend in with legitimate network traffic, often bypassing traditional security

There is a Ransomware Armageddon Coming for Us All

Generative AI will enable anyone to launch sophisticated phishing attacks that only Next-generation MFA devices can stop The least surprising headline from 2023 is that ransomware again set new records for a number of incidents and the damage inflicted. We saw new headlines every week, which included a who’s-who of big-name organizations. If MGM, Johnson Controls, Chlorox, Hanes Brands, Caesars

Russian Hackers Had Covert Access to Ukraine's Telecom Giant for Months

Ukrainian cybersecurity authorities have disclosed that the Russian state-sponsored threat actor known as Sandworm was inside telecom operator Kyivstar's systems at least since May 2023. The development was first reported by Reuters. The incident, described as a "powerful hacker attack," first came to light last month, knocking out access to mobile and internet services

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

Chinese Hackers Exploited New Zero-Day in Barracuda's ESG Appliances

Barracuda has revealed that Chinese threat actors exploited a new zero-day in its Email Security Gateway (ESG) appliances to deploy backdoors on a "limited number" of devices. Tracked as CVE-2023-7102, the issue relates to a case of arbitrary code execution that resides within a third-party and open-source library named Spreadsheet::ParseExcel that's used by the Amavis scanner

UAC-0099 Using WinRAR Exploit to Target Ukrainian Firms with LONEPAGE Malware

The threat actor known as UAC-0099 has been linked to continued attacks aimed at Ukraine, some of which leverage a high-severity flaw in the WinRAR software to deliver a malware strain called LONEPAGE. "The threat actor targets Ukrainian employees working for companies outside of Ukraine," cybersecurity firm Deep Instinct said in a Thursday analysis. UAC-0099 was first

Behind the Scenes of Matveev's Ransomware Empire: Tactics and Team

Cybersecurity researchers have shed light on the inner workings of the ransomware operation led by Mikhail Pavlovich Matveev, a Russian national who was indicted by the U.S. government earlier this year for his alleged role in launching thousands of attacks across the world. Matveev, who resides in Saint Petersburg and is known by the aliases Wazawaka, m1x, Boriselcin, Uhodiransomwar,

Rhadamanthys Malware: Swiss Army Knife of Information Stealers Emerges

The developers of the information stealer malware known as Rhadamanthys are actively iterating on its features, broadening its information-gathering capabilities and also incorporating a plugin system to make it more customizable. This approach not only transforms it into a threat capable of delivering "specific distributor needs," but also makes it more potent, Check Point said&

MongoDB Suffers Security Breach, Exposing Customer Data

MongoDB on Saturday disclosed it's actively investigating a security incident that has led to unauthorized access to "certain" corporate systems, resulting in the exposure of customer account metadata and contact information. The American database software company said it first detected anomalous activity on December 13, 2023, and that it immediately activated its incident response

Reimagining Network Pentesting With Automation

Network penetration testing plays a crucial role in protecting businesses in the ever-evolving world of cybersecurity. Yet, business leaders and IT pros have misconceptions about this process, which impacts their security posture and decision-making.  This blog acts as a quick guide on network penetration testing, explaining what it is, debunking common myths and reimagining its role in

Russian SVR-Linked APT29 Targets JetBrains TeamCity Servers in Ongoing Attacks

Threat actors affiliated with the Russian Foreign Intelligence Service (SVR) have targeted unpatched JetBrains TeamCity servers in widespread attacks since September 2023. The activity has been tied to a nation-state group known as APT29, which is also tracked as BlueBravo, Cloaked Ursa, Cozy Bear, Midnight Blizzard (formerly Nobelium), and The Dukes. It's notable for the supply chain

Google Using Clang Sanitizers to Protect Android Against Cellular Baseband Vulnerabilities

Google is highlighting the role played by Clang sanitizers in hardening the security of the cellular baseband in the Android operating system and preventing specific kinds of vulnerabilities. This comprises Integer Overflow Sanitizer (IntSan) and BoundsSanitizer (BoundSan), both of which are part of UndefinedBehaviorSanitizer (UBSan), a tool designed to catch various kinds of

How to Analyze Malware’s Network Traffic in A Sandbox

Malware analysis encompasses a broad range of activities, including examining the malware's network traffic. To be effective at it, it's crucial to understand the common challenges and how to overcome them. Here are three prevalent issues you may encounter and the tools you'll need to address them. Decrypting HTTPS traffic Hypertext Transfer Protocol Secure (HTTPS), the protocol for secure

New MrAnon Stealer Malware Targeting German Users via Booking-Themed Scam

A phishing campaign has been observed delivering an information stealer malware called MrAnon Stealer to unsuspecting victims via seemingly benign booking-themed PDF lures. "This malware is a Python-based information stealer compressed with cx-Freeze to evade detection," Fortinet FortiGuard Labs researcher Cara Lin said. "MrAnon Stealer steals its victims' credentials, system

Researchers Unveil GuLoader Malware's Latest Anti-Analysis Techniques

Threat hunters have unmasked the latest tricks adopted by a malware strain called GuLoader in an effort to make analysis more challenging. "While GuLoader's core functionality hasn't changed drastically over the past few years, these constant updates in their obfuscation techniques make analyzing GuLoader a time-consuming and resource-intensive process," Elastic Security Labs

N. Korea's Kimsuky Targeting South Korean Research Institutes with Backdoor Attacks

The North Korean threat actor known as Kimsuky has been observed targeting research institutes in South Korea as part of a spear-phishing campaign with the ultimate goal of distributing backdoors on compromised systems. "The threat actor ultimately uses a backdoor to steal information and execute commands," the AhnLab Security Emergency Response Center (ASEC) said in an

Ransomware-as-a-Service: The Growing Threat You Can't Ignore

Ransomware attacks have become a significant and pervasive threat in the ever-evolving realm of cybersecurity. Among the various iterations of ransomware, one trend that has gained prominence is Ransomware-as-a-Service (RaaS). This alarming development has transformed the cybercrime landscape, enabling individuals with limited technical expertise to carry out devastating attacks.

Alert: Threat Actors Can Leverage AWS STS to Infiltrate Cloud Accounts

Threat actors can take advantage of Amazon Web Services Security Token Service (AWS STS) as a way to infiltrate cloud accounts and conduct follow-on attacks. The service enables threat actors to impersonate user identities and roles in cloud environments, Red Canary researchers Thomas Gardner and Cody Betsworth said in a Tuesday analysis. AWS STS is a web service that enables

Scaling Security Operations with Automation

In an increasingly complex and fast-paced digital landscape, organizations strive to protect themselves from various security threats. However, limited resources often hinder security teams when combatting these threats, making it difficult to keep up with the growing number of security incidents and alerts. Implementing automation throughout security operations helps security teams alleviate

Hackers Exploited ColdFusion Vulnerability to Breach Federal Agency Servers

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned of active exploitation of a high-severity Adobe ColdFusion vulnerability by unidentified threat actors to gain initial access to government servers. "The vulnerability in ColdFusion (CVE-2023-26360) presents as an improper access control issue and exploitation of this CVE can result in arbitrary code execution,"

Qualcomm Releases Details on Chip Vulnerabilities Exploited in Targeted Attacks

Chipmaker Qualcomm has released more information about three high-severity security flaws that it said came under "limited, targeted exploitation" back in October 2023. The vulnerabilities are as follows - CVE-2023-33063 (CVSS score: 7.8) - Memory corruption in DSP Services during a remote call from HLOS to DSP. CVE-2023-33106 (CVSS score: 8.4) - Memory corruption in

Russia's AI-Powered Disinformation Operation Targeting Ukraine, U.S., and Germany

The Russia-linked influence operation called Doppelganger has targeted Ukrainian, U.S., and German audiences through a combination of inauthentic news sites and social media accounts. These campaigns are designed to amplify content designed to undermine Ukraine as well as propagate anti-LGBTQ+ sentiment, U.S. military competence, and Germany's economic and social issues, according to a new

Generative AI Security: Preventing Microsoft Copilot Data Exposure

Microsoft Copilot has been called one of the most powerful productivity tools on the planet. Copilot is an AI assistant that lives inside each of your Microsoft 365 apps — Word, Excel, PowerPoint, Teams, Outlook, and so on. Microsoft's dream is to take the drudgery out of daily work and let humans focus on being creative problem-solvers. What makes Copilot a different beast than ChatGPT and

Agent Racoon Backdoor Targets Organizations in Middle East, Africa, and U.S.

Organizations in the Middle East, Africa, and the U.S. have been targeted by an unknown threat actor to distribute a new backdoor called Agent Racoon. "This malware family is written using the .NET framework and leverages the domain name service (DNS) protocol to create a covert channel and provide different backdoor functionalities," Palo Alto Networks Unit 42 researcher Chema Garcia 

North Korea's Lazarus Group Rakes in $3 Billion from Cryptocurrency Hacks

Threat actors from the Democratic People's Republic of Korea (DPRK) are increasingly targeting the cryptocurrency sector as a major revenue generation mechanism since at least 2017 to get around sanctions imposed against the country. "Even though movement in and out of and within the country is heavily restricted, and its general population is isolated from the rest of the world, the

7 Uses for Generative AI to Enhance Security Operations

Welcome to a world where Generative AI revolutionizes the field of cybersecurity. Generative AI refers to the use of artificial intelligence (AI) techniques to generate or create new data, such as images, text, or sounds. It has gained significant attention in recent years due to its ability to generate realistic and diverse outputs. When it comes to security operations, Generative AI can

Design Flaw in Google Workspace Could Let Attackers Gain Unauthorized Access

Cybersecurity researchers have detailed a "severe design flaw" in Google Workspace's domain-wide delegation (DWD) feature that could be exploited by threat actors to facilitate privilege escalation and obtain unauthorized access to Workspace APIs without super admin privileges. "Such exploitation could result in theft of emails from Gmail, data exfiltration from Google Drive, or other

Konni Group Using Russian-Language Malicious Word Docs in Latest Attacks

A new phishing attack has been observed leveraging a Russian-language Microsoft Word document to deliver malware capable of harvesting sensitive information from compromised Windows hosts. The activity has been attributed to a threat actor called Konni, which is assessed to share overlaps with a North Korean cluster tracked as Kimsuky (aka APT43). "This campaign relies on a remote access trojan

6 Steps to Accelerate Cybersecurity Incident Response

Modern security tools continue to improve in their ability to defend organizations’ networks and endpoints against cybercriminals. But the bad actors still occasionally find a way in. Security teams must be able to stop threats and restore normal operations as quickly as possible. That’s why it’s essential that these teams not only have the right tools but also understand how to effectively

Play Ransomware Goes Commercial - Now Offered as a Service to Cybercriminals

The ransomware strain known as Play is now being offered to other threat actors "as a service," new evidence unearthed by Adlumin has revealed. "The unusual lack of even small variations between attacks suggests that they are being carried out by affiliates who have purchased the ransomware-as-a-service (RaaS) and are following step-by-step instructions from playbooks delivered with it," the

Why Defenders Should Embrace a Hacker Mindset

Today’s security leaders must manage a constantly evolving attack surface and a dynamic threat environment due to interconnected devices, cloud services, IoT technologies, and hybrid work environments. Adversaries are constantly introducing new attack techniques, and not all companies have internal Red Teams or unlimited security resources to stay on top of the latest threats. On top of that,

27 Malicious PyPI Packages with Thousands of Downloads Found Targeting IT Experts

An unknown threat actor has been observed publishing typosquat packages to the Python Package Index (PyPI) repository for nearly six months with an aim to deliver malware capable of gaining persistence, stealing sensitive data, and accessing cryptocurrency wallets for financial gain. The 27 packages, which masqueraded as popular legitimate Python libraries, attracted thousands of downloads,

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 access to too much data with too few controls. Insider threats continue to prove difficult for

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

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

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

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