Hackers Exploited 0-Day Vulnerability in Zimbra Email Platform to Spy on Users

A threat actor, likely Chinese in origin, is actively attempting to exploit a zero-day vulnerability in the Zimbra open-source email platform as part of spear-phishing campaigns that commenced in December 2021. The espionage operation — codenamed "EmailThief" — was detailed by cybersecurity compa...

Critical Flaws Discovered in Cisco Small Business RV Series Routers

Cisco has patched multiple critical security vulnerabilities impacting its RV Series routers that could be weaponized to elevate privileges and execute arbitrary code on affected systems, while also warning of the existence of proof-of-concept PoC exploit code targeting some of these bugs. Three ...

New SEO Poisoning Campaign Distributing Trojanized Versions of Popular Software

An ongoing search engine optimization SEO poisoning attack campaign has been observed abusing trust in legitimate software utilities to trick users into downloading BATLOADER malware on compromised machines. "The threat actor used 'free productivity apps installation' or 'free software developmen...

How SSPM Simplifies Your SOC2 SaaS Security Posture Audit

An accountant and a security expert walk into a bar… SOC2 is no joke. Whether you're a publicly held or private company, you are probably considering going through a Service Organization Controls SOC audit. For publicly held companies, these reports are required by the Securities and Exchange...

New Variant of UpdateAgent Malware Infects Mac Computers with Adware

Microsoft on Wednesday shed light on a previously undocumented Mac trojan that it said has undergone several iterations since its first appearance in September 2020, effectively granting it an "increasing progression of sophisticated capabilities." The company's Microsoft 365 Defender Threat...

New Wave of Cyber Attacks Target Palestine with Political Bait and Malware

Cybersecurity researchers have turned the spotlight on a new wave of offensive cyberattacks targeting Palestinian activists and entities starting around October 2021 using politically-themed phishing emails and decoy documents. The intrusions are part of what Cisco Talos calls a longstanding...

New Malware Used by SolarWinds Attackers Went Undetected for Years

The threat actor behind the supply chain compromise of SolarWinds has continued to expand its malware arsenal with new tools and techniques that were deployed in attacks as early as 2019, once indicative of the elusive nature of the campaigns and the adversary's ability to maintain persistent...

Cynet's Keys to Extend Threat Visibility

We hear about the need for better visibility in the cybersecurity space – detecting threats earlier and more accurately. We often hear about the dwell time and the time to identify and contain a data breach. Many of us are familiar with IBM's Cost of a Data Breach Report that has been tracking th...

Dozens of Security Flaws Discovered in UEFI Firmware Used by Several Vendors

As many as 23 new high severity security vulnerabilities have been disclosed in different implementations of Unified Extensible Firmware Interface UEFI firmware used by numerous vendors, including Bull Atos, Fujitsu, HP, Juniper Networks, Lenovo, among others. The vulnerabilities reside in Insyde...

Hacker Group 'Moses Staff' Using New StrifeWater RAT in Ransomware Attacks

A politically motivated hacker group tied to a series of espionage and sabotage attacks on Israeli entities in 2021 incorporated a previously undocumented remote access trojan RAT that masquerades as the Windows Calculator app as part of a conscious effort to stay under the radar. Cybersecurity...

Critical Bug Found in WordPress Plugin for Elementor with Over a Million Installations

A WordPress plugin with over one million installs has been found to contain a critical vulnerability that could result in the execution of arbitrary code on compromised websites. The plugin in question is Essential Addons for Elementor, which provides WordPress site owners with a library of over ...

SolarMarker Malware Uses Novel Techniques to Persist on Hacked Systems

In a sign that threat actors continuously shift tactics and update their defensive measures, the operators of the SolarMarker information stealer and backdoor have been found leveraging stealthy Windows Registry tricks to establish long-term persistence on compromised systems. Cybersecurity firm...

Iranian Hackers Using New PowerShell Backdoor in Cyber Espionage Attacks

An advanced persistent threat group with links to Iran has updated its malware toolset to include a novel PowerShell-based implant called PowerLess Backdoor, according to new research published by Cybereason. The Boston-headquartered cybersecurity company attributed the malware to a hacking group...

Ukraine Continues to Face Cyber Espionage Attacks from Russian Hackers

Cybersecurity researchers on Monday said they uncovered evidence of attempted attacks by a Russia-linked hacking operation targeting a Ukrainian entity in July 2021. Broadcom-owned Symantec, in a new report published Monday, attributed the attacks to an actor tracked as Gamaredon aka Shuckworm or...

Reasons Why Every Business is a Target of DDoS Attacks

DDoS Distributed Denial of Service attacks are making headlines almost every day. 2021 saw a 434% upsurge in DDoS attacks, 5.5 times higher than 2020. Q3 2021 saw a 24% increase in the number of DDoS attacks in comparison to Q3 2020. Advanced DDoS attacks that are typically targeted, known as sma...

Researchers Uncover New Iranian Hacking Campaign Targeting Turkish Users

Details have emerged about a previously undocumented malware campaign undertaken by the Iranian MuddyWater advanced persistent threat APT group targeting Turkish private organizations and governmental institutions. "This campaign utilizes malicious PDFs, XLS files and Windows executables to deplo...

New SureMDM Vulnerabilities Could Expose Companies to Supply Chain Attacks

A number of security vulnerabilities have been disclosed in 42 Gears' SureMDM device management solution that could be weaponized by attackers to perform a supply chain compromise against affected organizations. Cybersecurity firm Immersive Labs, in a technical write-up detailing the findings, sa...

New Samba Bug Allows Remote Attackers to Execute Arbitrary Code as Root

Samba has issued software updates to address multiple security vulnerabilities that, if successfully exploited, could allow remote attackers to execute arbitrary code with the highest privileges on affected installations. Chief among them is CVE-2021-44142, which impacts all versions of Samba...

Behind The Buzzword: Four Ways to Assess Your Zero Trust Security Posture

With just about everything delivered from the cloud these days, employees can now collaborate and access what they need from anywhere and on any device. While this newfound flexibility has changed the way we think about productivity, it has also created new cybersecurity challenges for...

Your Graphics Card Fingerprint Can Be Used to Track Your Activities Across the Web

Researchers have demonstrated a new type of fingerprinting technique that exploits a machine's graphics processing unit GPU as a means to persistently track users across the web. Dubbed DrawnApart, the method "identifies a device from the unique properties of its GPU stack," researchers from...

German Court Rules Websites Embedding Google Fonts Violates GDPR

A regional court in the German city of Munich has ordered a website operator to pay €100 in damages for transferring a user's personal data — i.e., IP address — to Google via the search giant's Fonts library without the individual's consent. The unauthorized disclosure of the plaintiff's IP addre...

Researchers Use Natural Silk Fibers to Generate Secure Keys for Strong Authentication

A group of academics at South Korea's Gwangju Institute of Science and Technology GIST have utilized natural silk fibers from domesticated silkworms to build an environmentally friendly digital security system that they say is "practically unbreachable." "The first natural physical unclonable...

Apple Pays $100,500 Bounty to Hacker Who Found Way to Hack MacBook Webcam

Apple last year fixed a new set of macOS vulnerabilities that exposed Safari browser to attack, potentially allowing malicious actors to access users' online accounts, microphone, and webcam. Security researcher Ryan Pickren, who discovered and reported the bugs to the iPhone maker, was compensat...

DeepDotWeb News Site Operator Sentenced to 8 Years for Money Laundering

An Israeli national was sentenced to 97 months in prison in connection with operating the DeepDotWeb DDW clearnet website, nearly a year after the individual pleaded guilty to the charges. Tal Prihar, 37, an Israeli citizen residing in Brazil, is said to have played the role of an administrator o...

Hackers Using Device Registration Trick to Attack Enterprises with Lateral Phishing

Microsoft has disclosed details of a large-scale, multi-phase phishing campaign that uses stolen credentials to register devices on a victim's network to further propagate spam emails and widen the infection pool. The tech giant said the attacks manifested through accounts that were not secured...

How Wazuh Can Improve Digital Security for Businesses

2021 was a year peppered by cyberattacks, with numerous data breaches happening. Not only that, but ransomware has also become a prominent player in the hackers' world. Now, more than ever, it's important for enterprises to step up cybersecurity measures. They can do this through several pieces o...

North Korean Hackers Using Windows Update Service to Infect PCs with Malware

The notorious Lazarus Group actor has been observed mounting a new campaign that makes use of the Windows Update service to execute its malicious payload, expanding the arsenal of living-off-the-land LotL techniques leveraged by the APT group to further its objectives. The Lazarus Group, also kno...

North Korean Hackers Return with Stealthier Variant of KONNI RAT Malware

A cyberespionage group with ties to North Korea has resurfaced with a stealthier variant of its remote access trojan called Konni to attack political institutions located in Russia and South Korea. "The authors are constantly making code improvements," Malwarebytes researcher Roberto Santos said...

Microsoft Mitigated Record-Breaking 3.47 Tbps DDoS Attack on Azure Customers

Microsoft this week revealed that it had fended off a record number of distributed denial-of-service DDoS attacks aimed at its customers in 2021, three of which surpassed 2.4 terabit per second Tbps. One of the DDoS attacks took place in November, targeting an unnamed Azure customer in Asia and...

QNAP Warns of DeadBolt Ransomware Targeting Internet-Facing NAS Devices

Taiwanese company QNAP has warned customers to secure network-attached storage NAS appliances and routers against a new ransomware variant called DeadBolt. "DeadBolt has been widely targeting all NAS exposed to the Internet without any protection and encrypting users' data for Bitcoin ransom," th...

Patching the CentOS 8 Encryption Bug is Urgent – What Are Your Plans?

There are three things you can be sure of in life: death, taxes – and new CVEs. For organizations that rely on CentOS 8, the inevitable has now happened, and it didn't take long. Just two weeks after reaching the official end of life, something broke spectacularly, leaving CentOS 8 users at major...

Chaes Banking Trojan Hijacks Chrome Browser with Malicious Extensions

A financially-motivated malware campaign has compromised over 800 WordPress websites to deliver a banking trojan dubbed Chaes targeting Brazilian customers of Banco do Brasil, Loja Integrada, Mercado Bitcoin, Mercado Livre, and Mercado Pago. First documented by Cybereason in November 2020, the...

Widespread FluBot and TeaBot Malware Campaigns Targeting Android Devices

Researchers from the Bitdefender Mobile Threats team said they have intercepted more than 100,000 malicious SMS messages attempting to distribute Flubot malware since the beginning of December. "Findings indicate attackers are modifying their subject lines and using older yet proven scams to enti...

Hackers Using New Evasive Technique to Deliver AsyncRAT Malware

A new, sophisticated phishing attack has been observed delivering the AsyncRAT trojan as part of a malware campaign that's believed to have commenced in September 2021. "Through a simple email phishing tactic with an HTML attachment, threat attackers are delivering AsyncRAT a remote access trojan...

Apple Releases iOS and macOS Updates to Patch Actively Exploited 0-Day Vulnerability

Apple on Wednesday released iOS 15.3 and macOS Monterey 12.2 with a fix for the privacy-defeating bug in Safari, as well as to contain a zero-day flaw, which it said has been exploited in the wild to break into its devices. Tracked as CVE-2022-22587, the vulnerability relates to a memory corrupti...

Initial Access Broker Involved in Log4Shell Attacks Against VMware Horizon Servers

An initial access broker group tracked as Prophet Spider has been linked to a set of malicious activities that exploits the Log4Shell vulnerability in unpatched VMware Horizon Servers. According to new research published by BlackBerry Research & Intelligence and Incident Response IR teams today,...

Webinar: How to See More, But Respond Less with Enhanced Threat Visibility

The subject of threat visibility is a recurring one in cybersecurity. With an expanding attack surface due to the remote work transformation, cloud and SaaS computing and the proliferation of personal devices, seeing all the threats that are continuously bombarding the company is beyond...

Google Drops FLoC and Introduces Topics API to Replace Tracking Cookies for Ads

Google on Tuesday announced that it is abandoning its controversial plans for replacing third-party cookies in favor of a new Privacy Sandbox proposal called Topics, which categorizes users' browsing habits into approximately 350 topics. The new mechanism, which takes the place of FLoC short for...

12-Year-Old Polkit Flaw Lets Unprivileged Linux Users Gain Root Access

A 12-year-old security vulnerability has been disclosed in a system utility called Polkit that grants attackers root privileges on Linux systems, even as a proof-of-concept PoC exploit has emerged in the wild merely hours after technical details of the bug became public. Dubbed "PwnKit" by...

Hackers Exploited MSHTML Flaw to Spy on Government and Defense Targets

Cybersecurity researchers on Tuesday took the wraps off a multi-stage espionage campaign targeting high-ranking government officials overseeing national security policy and individuals in the defense industry in Western Asia. The attack is unique as it leverages Microsoft OneDrive as a...

Hackers Infect macOS with New DazzleSpy Backdoor in Watering-Hole Attacks

A previously undocumented cyber-espionage malware aimed at Apple's macOS operating system leveraged a Safari web browser exploit as part of a watering hole attack targeting politically active, pro-democracy individuals in Hong Kong. Slovak cybersecurity firm ESET attributed the intrusion to an...

TrickBot Malware Using New Techniques to Evade Web Injection Attacks

The cybercrime operators behind the notorious TrickBot malware have once again upped the ante by fine-tuning its techniques by adding multiple layers of defense to slip past antimalware products. "As part of that escalation, malware injections have been fitted with added protection to keep...

Mobile Banking Trojan BRATA Gains New, Dangerous Capabilities

The Android malware tracked as BRATA has been updated with new features that grants it the ability to record keystrokes, track device locations, and even perform a factory reset in an apparent bid to cover up fraudulent wire transfers. The latest variants, detected late last year, are said to be...

Hackers Using New Malware Packer DTPacker to Avoid Analysis, Detection

A previously undocumented malware packer named DTPacker has been observed distributing multiple remote access trojans RATs and information stealers such as Agent Tesla, Ave Maria, AsyncRAT, and FormBook to plunder information and facilitate follow-on attacks. "The malware uses multiple obfuscatio...

ZTNAs Address Requirements VPNs Cannot. Here's Why.

I recently hopped on the Lookout podcast to talk about virtual private networks VPNs and how they've been extended beyond their original use case of connecting remote laptops to your corporate network. Even in this new world where people are using personal devices and cloud apps, VPN continues to...

Hackers Creating Fraudulent Crypto Tokens as Part of 'Rug Pull' Scams

Misconfigurations in smart contracts are being exploited by scammers to create malicious cryptocurrency tokens with the goal of stealing funds from unsuspecting users. The instances of token fraud in the wild include hiding 99% fee functions and concealing backdoor routines, researchers from Chec...

Emotet Now Using Unconventional IP Address Formats to Evade Detection

Social engineering campaigns involving the deployment of the Emotet malware botnet have been observed using "unconventional" IP address formats for the first time in a bid to sidestep detection by security solutions. This involves the use of hexadecimal and octal representations of the IP address...

High-Severity Rust Programming Bug Could Lead to File, Directory Deletion

The maintainers of the Rust programming language have released a security update for a high-severity vulnerability that could be abused by a malicious party to purge files and directories from a vulnerable system in an unauthorized manner. "An attacker could use this security issue to trick a...

Experts Find Strategic Similarities b/w NotPetya and WhisperGate Attacks on Ukraine

Latest analysis into the wiper malware that targeted dozens of Ukrainian agencies earlier this month has revealed "strategic similarities" to NotPetya malware that was unleashed against the country's infrastructure and elsewhere in 2017. The malware, dubbed WhisperGate, was discovered by Microsof...

Molerats Hackers Hiding New Espionage Attacks Behind Public Cloud Infrastructure

An active espionage campaign has been attributed to the threat actor known as Molerats that abuses legitimate cloud services like Google Drive and Dropbox to host malware payloads and for command-and-control and the exfiltration of data from targets across the Middle East. The cyber offensive is...