Deadglyph: New Advanced Backdoor with Distinctive Malware Tactics

Cybersecurity researchers have discovered a previously undocumented advanced backdoor dubbed Deadglyph employed by a threat actor known as Stealth Falcon as part of a cyber espionage campaign. "Deadglyph's architecture is unusual as it consists of cooperating components – one a native x64 binary,...

New Apple Zero-Days Exploited to Target Egyptian ex-MP with Predator Spyware

The three zero-day flaws addressed by Apple on September 21, 2023, were leveraged as part of an iPhone exploit chain in an attempt to deliver a spyware strain called Predator targeting former Egyptian member of parliament Ahmed Eltantawy between May and September 2023. "The targeting took place...

New Variant of Banking Trojan BBTok Targets Over 40 Latin American Banks

An active malware campaign targeting Latin America is dispensing a new variant of a banking trojan called BBTok, particularly users in Brazil and Mexico. "The BBTok banker has a dedicated functionality that replicates the interfaces of more than 40 Mexican and Brazilian banks, and tricks the...

How to Interpret the 2023 MITRE ATT&CK Evaluation Results

Thorough, independent tests are a vital resource as cybersecurity leaders and their teams evaluate vendors' abilities to guard against increasingly sophisticated threats to their organization. And perhaps no assessment is more widely trusted than the annual MITRE Engenuity ATT&CK Evaluations:...

Iranian Nation-State Actor OilRig Targets Israeli Organizations

Israeli organizations were targeted as part of two different campaigns orchestrated by the Iranian nation-state actor known as OilRig in 2021 and 2022. The campaigns, dubbed Outer Space and Juicy Mix, entailed the use of two previously undocumented first-stage backdoors called Solar and Mango,...

High-Severity Flaws Uncovered in Atlassian Products and ISC BIND Server

Atlassian and the Internet Systems Consortium ISC have disclosed several security flaws impacting their products that could be exploited to achieve denial-of-service DoS and remote code execution. The Australian software services provider said that the four high-severity flaws were fixed in new...

Apple Rushes to Patch 3 New Zero-Day Flaws: iOS, macOS, Safari, and More Vulnerable

Apple has released yet another round of security patches to address three actively exploited zero-day flaws impacting iOS, iPadOS, macOS, watchOS, and Safari, taking the total tally of zero-day bugs discovered in its software this year to 16. The list of security vulnerabilities is as follows -...

Mysterious 'Sandman' Threat Actor Targets Telecom Providers Across Three Continents

A previously undocumented threat actor dubbed Sandman has been attributed to a set of cyber attacks targeting telecommunication providers in the Middle East, Western Europe, and the South Asian subcontinent. Notably, the intrusions leverage a just-in-time JIT compiler for the Lua programming...

Researchers Raise Red Flag on P2PInfect Malware with 600x Activity Surge

The peer-to-peer P2 worm known as P2PInfect has witnessed a surge in activity since late August 2023, witnessing a 600x jump between September 12 and 19, 2023. "This increase in P2PInfect traffic has coincided with a growing number of variants seen in the wild, suggesting that the malware's...

The Rise of the Malicious App

Security teams are familiar with threats emanating from third-party applications that employees add to improve their productivity. These apps are inherently designed to deliver functionality to users by connecting to a "hub" app, such as Salesforce, Google Workspace, or Microsoft 365. Security...

China Accuses U.S. of Decade-Long Cyber Espionage Campaign Against Huawei Servers

China's Ministry of State Security MSS has accused the U.S. of breaking into Huawei's servers, stealing critical data, and implanting backdoors since 2009, amid mounting geopolitical tensions between the two countries. In a message posted on WeChat, the government authority said U.S. intelligence...

Cyber Group 'Gold Melody' Selling Compromised Access to Ransomware Attackers

A financially motivated threat actor has been outed as an initial access broker IAB that sells access to compromised organizations for other adversaries to conduct follow-on attacks such as ransomware. SecureWorks Counter Threat Unit CTU has dubbed the e-crime group Gold Melody, which is also kno...

Ukrainian Hacker Suspected to be Behind "Free Download Manager" Malware Attack

The maintainers of Free Download Manager FDM have acknowledged a security incident dating back to 2020 that led to its website being used to distribute malicious Linux software. "It appears that a specific web page on our site was compromised by a Ukrainian hacker group, exploiting it to distribu...

Beware: Fake Exploit for WinRAR Vulnerability on GitHub Infects Users with Venom RAT

A malicious actor released a fake proof-of-concept PoC exploit for a recently disclosed WinRAR vulnerability on GitHub with an aim to infect users who downloaded the code with Venom RAT malware. "The fake PoC meant to exploit this WinRAR vulnerability was based on a publicly available PoC script...

Finnish Authorities Dismantle Notorious PIILOPUOTI Dark Web Drug Marketplace

Finnish law enforcement authorities have announced the takedown of PIILOPUOTI, a dark web marketplace that specialized in illegal narcotics trade since May 2022. "The site operated as a hidden service in the encrypted TOR network," the Finnish Customs aka Tulli said in a brief announcement on...

Critical Security Flaws Exposed in Nagios XI Network Monitoring Software

Multiple security flaws have been disclosed in the Nagios XI network monitoring software that could result in privilege escalation and information disclosure. The four security vulnerabilities, tracked from CVE-2023-40931 through CVE-2023-40934, impact Nagios XI versions 5.11.1 and lower. Followi...

Do You Really Trust Your Web Application Supply Chain?

Well, you shouldn't. It may already be hiding vulnerabilities. It's the modular nature of modern web applications that has made them so effective. They can call on dozens of third-party web components, JS frameworks, and open-source tools to deliver all the different functionalities that keep the...

Fresh Wave of Malicious npm Packages Threaten Kubernetes Configs and SSH Keys

Cybersecurity researchers have discovered a fresh batch of malicious packages in the npm package registry that are designed to exfiltrate Kubernetes configurations and SSH keys from compromised machines to a remote server. Sonatype said it has discovered 14 different npm packages so far:...

Sophisticated Phishing Campaign Targeting Chinese Users with ValleyRAT and Gh0st RAT

Chinese-language speakers have been increasingly targeted as part of multiple email phishing campaigns that aim to distribute various malware families such as Sainbox RAT, Purple Fox, and a new trojan called ValleyRAT. "Campaigns include Chinese-language lures and malware typically associated wit...

Signal Messenger Introduces PQXDH Quantum-Resistant Encryption

Encrypted messaging app Signal has announced an update to the Signal Protocol to add support for quantum resistance by upgrading the Extended Triple Diffie-Hellman X3DH specification to Post-Quantum Extended Diffie-Hellman PQXDH. "With this upgrade, we are adding a layer of protection against the...

GitLab Releases Urgent Security Patches for Critical Vulnerability

GitLab has shipped security patches to resolve a critical flaw that allows an attacker to run pipelines as another user. The issue, tracked as CVE-2023-5009 CVSS score: 9.6, impacts all versions of GitLab Enterprise Edition EE starting from 13.12 and prior to 16.2.7 as well as from 16.3 and befor...

Trend Micro Releases Urgent Fix for Actively Exploited Critical Security Vulnerability

Cybersecurity company Trend Micro has released patches and hotfixes to address a critical security flaw in Apex One and Worry-Free Business Security solutions for Windows that has been actively exploited in real-world attacks. Tracked as CVE-2023-41179 CVSS score: 9.1, it relates to a third-party...

ShroudedSnooper's HTTPSnoop Backdoor Targets Middle East Telecom Companies

Telecommunication service providers in the Middle East are the target of a new intrusion set dubbed ShroudedSnooper that employs a stealthy backdoor called HTTPSnoop. "HTTPSnoop is a simple, yet effective, backdoor that consists of novel techniques to interface with Windows HTTP kernel drivers an...

Operation Rusty Flag: Azerbaijan Targeted in New Rust-Based Malware Campaign

Targets located in Azerbaijan have been singled out as part of a new campaign that's designed to deploy Rust-based malware on compromised systems. Cybersecurity firm Deep Instinct is tracking the operation under the name Operation Rusty Flag. It has not been associated with any known threat actor...

Inside XWorm: Malware Analysts Decode the Stealthy Tactics of the Latest Variant

XWorm is a relatively new representative of the remote access trojan cohort that has already earned its spot among the most persistent threats across the globe. Since 2022, when it was first observed by researchers, it has undergone a number of major updates that have significantly enhanced its...

Earth Lusca's New SprySOCKS Linux Backdoor Targets Government Entities

The China-linked threat actor known as Earth Lusca has been observed targeting government entities using a never-before-seen Linux backdoor called SprySOCKS. Earth Lusca was first documented by Trend Micro in January 2022, detailing the adversary's attacks against public and private sector entiti...

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 featurin...

Microsoft AI Researchers Accidentally Expose 38 Terabytes of Confidential Data

Microsoft on Monday said it took steps to correct a glaring security gaffe that led to the exposure of 38 terabytes of private data. The leak was discovered on the company's AI GitHub repository and is said to have been inadvertently made public when publishing a bucket of open-source training...

Nearly 12,000 Juniper Firewalls Found Vulnerable to Recently Disclosed RCE Vulnerability

New research has found that close to 12,000 internet-exposed Juniper firewall devices are vulnerable to a recently disclosed remote code execution flaw. VulnCheck, which discovered a new exploit for CVE-2023-36845, said it could be exploited by an "unauthenticated and remote attacker to execute...

Transparent Tribe Uses Fake YouTube Android Apps to Spread CapraRAT Malware

The suspected Pakistan-linked threat actor known as Transparent Tribe is using malicious Android apps mimicking YouTube to distribute the CapraRAT mobile remote access trojan RAT, demonstrating the continued evolution of the activity. "CapraRAT is a highly invasive tool that gives the attacker...

New AMBERSQUID Cryptojacking Operation Targets Uncommon AWS Services

A novel cloud-native cryptojacking operation has set its eyes on uncommon Amazon Web Services AWS offerings such as AWS Amplify, AWS Fargate, and Amazon SageMaker to illicitly mine cryptocurrency. The malicious cyber activity has been codenamed AMBERSQUID by cloud and container security firm...

Think Your MFA and PAM Solutions Protect You? Think Again

When you roll out a security product, you assume it will fulfill its purpose. Unfortunately, however, this often turns out not to be the case. A new report, produced by Osterman Research and commissioned by Silverfort, reveals that MFA Multi-Factor Authentication and PAM Privileged Access...

Hook: New Android Banking Trojan That Expands on ERMAC's Legacy

A new analysis of the Android banking trojan known as Hook has revealed that it's based on its predecessor called ERMAC. "The ERMAC source code was used as a base for Hook," NCC Group security researchers Joshua Kamp and Alberto Segura said in a technical analysis published last week. "All comman...

Retool Falls Victim to SMS-Based Phishing Attack Affecting 27 Cloud Clients

Software development company Retool has disclosed that the accounts of 27 of its cloud customers were compromised following a targeted and SMS-based social engineering attack. The San Francisco-based firm blamed a Google Account cloud synchronization feature recently introduced in April 2023 for...

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...

North Korea's Lazarus Group Suspected in $31 Million CoinEx Heist

The North Korea-affiliated Lazarus Group has stolen nearly $240 million in cryptocurrency since June 2023, marking a significant escalation of its hacks. According to multiple reports from Certik, Elliptic, and ZachXBT, the infamous hacking group is said to be suspected behind the theft of $31...

TikTok Faces Massive €345 Million Fine Over Child Data Violations in E.U.

The Irish Data Protection Commission DPC slapped TikTok with a €345 million about $368 million fine for violating the European Union's General Data Protection Regulation GDPR in relation to its handling of children's data. The investigation, initiated in September 2021, examined how the popular...

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 wit...

Google Agrees to $93 Million Settlement in California's Location-Privacy Lawsuit

Google has agreed to pay $93 million to settle a lawsuit filed by the U.S. state of California over allegations that the company's location-privacy practices misled consumers and violated consumer protection laws. "Our investigation revealed that Google was telling its users one thing – that it...

DDoS 2.0: IoT Sparks New DDoS Alert

The Internet of Things IoT is transforming efficiency in various sectors like healthcare and logistics but has also introduced new security risks, particularly IoT-driven DDoS attacks. This article explores how these attacks work, why they're uniquely problematic, and how to mitigate them. What I...

NodeStealer Malware Now Targets Facebook Business Accounts on Multiple Browsers

An ongoing campaign is targeting Facebook Business accounts with bogus messages to harvest victims' credentials using a variant of the Python-based NodeStealer and potentially take over their accounts for follow-on malicious activities. "The attacks are reaching victims mainly in Southern Europe...

Cybercriminals Combine Phishing and EV Certificates to Deliver Ransomware Payloads

The threat actors behind RedLine and Vidar information stealers have been observed pivoting to ransomware through phishing campaigns that spread initial payloads signed with Extended Validation EV code signing certificates. "This suggests that the threat actors are streamlining operations by maki...

Iranian Nation-State Actors Employ Password Spray Attacks Targeting Multiple Sectors

Iranian nation-state actors have been conducting password spray attacks against thousands of organizations globally between February and July 2023, new findings from Microsoft reveal. The tech giant, which is tracking the activity under the name Peach Sandstorm formerly Holmium, said the adversar...

Microsoft Uncovers Flaws in ncurses Library Affecting Linux and macOS Systems

A set of memory corruption flaws have been discovered in the ncurses short for new curses programming library that could be exploited by threat actors to run malicious code on vulnerable Linux and macOS systems. "Using environment variable poisoning, attackers could chain these vulnerabilities to...

Free Download Manager Site Compromised to Distribute Linux Malware to Users for 3+ Years

A download manager site served Linux users malware that stealthily stole passwords and other sensitive information for more than three years as part of a supply chain attack. The modus operandi entailed establishing a reverse shell to an actor-controlled server and installing a Bash stealer on th...

Avoid These 5 IT Offboarding Pitfalls

Employee offboarding is no one's favorite task, yet it is a critical IT process that needs to be executed diligently and efficiently. That's easier said than done, especially considering that IT organizations have less visibility and control over employees' IT use than ever. Today, employees can...

N-Able's Take Control Agent Vulnerability Exposes Windows Systems to Privilege Escalation

A high-severity security flaw has been disclosed in N-Able's Take Control Agent that could be exploited by a local unprivileged attacker to gain SYSTEM privileges. Tracked as CVE-2023-27470 CVSS score: 8.8, the issue relates to a Time-of-Check to Time-of-Use TOCTOU race condition vulnerability,...

Russian Journalist's iPhone Compromised by NSO Group's Zero-Click Spyware

The iPhone belonging to Galina Timchenko, a prominent Russian journalist and critic of the government, was compromised with NSO Group's Pegasus spyware, a new collaborative investigation from Access Now and the Citizen Lab has revealed. The infiltration is said to have happened on or around...

Alert: New Kubernetes Vulnerabilities Enable Remote Attacks on Windows Endpoints

Three interrelated high-severity security flaws discovered in Kubernetes could be exploited to achieve remote code execution with elevated privileges on Windows endpoints within a cluster. The issues, tracked as CVE-2023-3676, CVE-2023-3893, and CVE-2023-3955, carry CVSS scores of 8.8 and impact...

Researchers Detail 8 Vulnerabilities in Azure HDInsight Analytics Service

More details have emerged about a set of now-patched cross-site scripting XSS flaws in the Microsoft Azure HDInsight open-source analytics service that could be weaponized by a threat actor to carry out malicious activities. "The identified vulnerabilities consisted of six stored XSS and two...