New DEEP#GOSU Malware Campaign Targets Windows Users with Advanced Tactics

A new elaborate attack campaign has been observed employing PowerShell and VBScript malware to infect Windows systems and harvest sensitive information. Cybersecurity company Securonix, which dubbed the campaign DEEPGOSU, said it's likely associated with the North Korean state-sponsored group...

Researchers Detail Kubernetes Vulnerability That Enables Windows Node Takeover

Details have been made public about a now-patched high-severity flaw in Kubernetes that could allow a malicious attacker to achieve remote code execution with elevated privileges under specific circumstances. "The vulnerability allows remote code execution with SYSTEM privileges on all Windows...

New Banking Trojan CHAVECLOAK Targets Brazilian Users via Phishing Tactics

Users in Brazil are the target of a new banking trojan known as CHAVECLOAK that's propagated via phishing emails bearing PDF attachments. "This intricate attack involves the PDF downloading a ZIP file and subsequently utilizing DLL side-loading techniques to execute the final malware," Fortinet...

CISA Warns of Actively Exploited JetBrains TeamCity Vulnerability

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Thursday added a critical security flaw impacting JetBrains TeamCity On-Premises software to its Known Exploited Vulnerabilities KEV catalog, based on evidence of active exploitation. The vulnerability, tracked as CVE-2024-27198 CV...

New BIFROSE Linux Malware Variant Using Deceptive VMware Domain for Evasion

Cybersecurity researchers have discovered a new Linux variant of a remote access trojan RAT called BIFROSE aka Bifrost that uses a deceptive domain mimicking VMware. "This latest version of Bifrost aims to bypass security measures and compromise targeted systems," Palo Alto Networks Unit 42...

LockBit Ransomware's Darknet Domains Seized in Global Law Enforcement Raid

Update: The U.K. National Crime Agency NCA has confirmed the takedown of LockBit infrastructure. Read here for more details. An international law enforcement operation has led to the seizure of multiple darknet domains operated by LockBit, one of the most prolific ransomware groups, marking the...

Global Coalition and Tech Giants Unite Against Commercial Spyware Abuse

A coalition of dozens of countries, including France, the U.K., and the U.S., along with tech companies such as Google, MDSec, Meta, and Microsoft, have signed a joint agreement to curb the abuse of commercial spyware to commit human rights abuses. The initiative, dubbed the Pall Mall Process, ai...

How a $10B Enterprise Customer Drastically Increased their SaaS Security Posture with 201% ROI by Using SSPM

SaaS applications are the darlings of the software world. They enable work from anywhere, facilitate collaboration, and offer a cost-effective alternative to owning the software outright. At the same time, the very features that make SaaS apps so embraced – access from anywhere and collaboration ...

Kasseika Ransomware Using BYOVD Trick to Disarms Security Pre-Encryption

The ransomware group known as Kasseika has become the latest to leverage the Bring Your Own Vulnerable Driver BYOVD attack to disarm security-related processes on compromised Windows hosts, joining the likes of other groups like Akira, AvosLocker, BlackByte, and RobbinHood. The tactic allows...

Balada Injector Infects Over 7,100 WordPress Sites Using Plugin Vulnerability

Thousands of WordPress sites using a vulnerable version of the Popup Builder plugin have been compromised with a malware called Balada Injector. First documented by Doctor Web in January 2023, the campaign takes place in a series of periodic attack waves, weaponizing security flaws in WordPress...

Rogue WordPress Plugin Exposes E-Commerce Sites to Credit Card Theft

Threat hunters have discovered a rogue WordPress plugin that's capable of creating bogus administrator users and injecting malicious JavaScript code to steal credit card information. The skimming activity is part of a Magecart campaign targeting e-commerce websites, according to Sucuri. "As with...

German Authorities Dismantle Dark Web Hub 'Kingdom Market' in Global Operation

German law enforcement has announced the disruption of a dark web platform called Kingdom Market that specialized in the sales of narcotics and malware to "tens of thousands of users." The exercise, which involved collaboration from authorities from the U.S., Switzerland, Moldova, and Ukraine,...

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...

Zyxel Releases Patches to Fix 15 Flaws in NAS, Firewall, and AP Devices

Zyxel has released patches to address 15 security issues impacting network-attached storage NAS, firewall, and access point AP devices, including three critical flaws that could lead to authentication bypass and command injection. The three vulnerabilities are listed below - CVE-2023-35138 CVSS...

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...

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...

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...

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 ...

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...

FBI, CISA Warn of Rising AvosLocker Ransomware Attacks Against Critical Infrastructure

The AvosLocker ransomware gang has been linked to attacks against critical infrastructure sectors in the U.S., with some of them detected as recently as May 2023. That's according to a new joint cybersecurity advisory released by the U.S. Cybersecurity and Infrastructure Security Agency CISA and...

Xenomorph Banking Trojan: A New Variant Targeting 35+ U.S. Financial Institutions

An updated version of an Android banking trojan called Xenomorph has set its sights on more than 35 financial institutions in the U.S. The campaign, according to Dutch security firm ThreatFabric, leverages phishing web pages that are designed to entice victims into installing malicious Android ap...

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...

Researchers Warn of Cyber Weapons Used by Lazarus Group's Andariel Cluster

The North Korean threat actor known as Andariel has been observed employing an arsenal of malicious tools in its cyber assaults against corporations and organizations in the southern counterpart. "One characteristic of the attacks identified in 2023 is that there are numerous malware strains...

SapphireStealer Malware: A Gateway to Espionage and Ransomware Operations

An open-source .NET-based information stealer malware dubbed SapphireStealer is being used by multiple entities to enhance its capabilities and spawn their own bespoke variants. "Information-stealing malware like SapphireStealer can be used to obtain sensitive information, including corporate...

Survey Provides Takeaways for Security Pros to Operationalize their Remediation Life Cycle

Ask any security professional and they'll tell you that remediating risks from various siloed security scanning tools requires a tedious and labor-intensive series of steps focused on deduplication, prioritization, and routing of issues to an appropriate "fixer" somewhere in the organization. Thi...

Experts Uncover Weaknesses in PowerShell Gallery Enabling Supply Chain Attacks

Active flaws in the PowerShell Gallery could be weaponized by threat actors to pull off supply chain attacks against the registry's users. "These flaws make typosquatting attacks inevitable in this registry, while also making it extremely difficult for users to identify the true owner of a...

China-Linked Hackers Strike Worldwide: 17 Nations Hit in 3-Year Cyber Campaign

Hackers associated with China's Ministry of State Security MSS have been linked to attacks in 17 different countries in Asia, Europe, and North America from 2021 to 2023. Cybersecurity firm Recorded Future attributed the intrusion set to a nation-state group it tracks under the name RedHotel...

Microsoft Flags Growing Cybersecurity Concerns for Major Sporting Events

Microsoft is warning of the threat malicious cyber actors pose to stadium operations, noting that the cyber risk surface of live sporting events is "rapidly expanding." "Information on athletic performance, competitive advantage, and personal information is a lucrative target," the company said i...

PicassoLoader Malware Used in Ongoing Attacks on Ukraine and Poland

Government entities, military organizations, and civilian users in Ukraine and Poland have been targeted as part of a series of campaigns designed to steal sensitive data and gain persistent remote access to the infected systems. The intrusion set, which stretches from April 2022 to July 2023,...

Secrets, Secrets Are No Fun. Secrets, Secrets (Stored in Plain Text Files) Hurt Someone

Secrets are meant to be hidden or, at the very least, only known to a specific and limited set of individuals or systems. Otherwise, they aren't really secrets. In personal life, a secret revealed can damage relationships, lead to social stigma, or, at the very least, be embarrassing. In a...

New Supply Chain Attack Exploits Abandoned S3 Buckets to Distribute Malicious Binaries

In what's a new kind of software supply chain attack aimed at open source projects, it has emerged that threat actors could seize control of expired Amazon S3 buckets to serve rogue binaries without altering the modules themselves. "Malicious binaries steal the user IDs, passwords, local machine...

Alarming Surge in TrueBot Activity Revealed with New Delivery Vectors

A surge in TrueBot activity was observed in May 2023, cybersecurity researchers disclosed. "TrueBot is a downloader trojan botnet that uses command and control servers to collect information on compromised systems and uses that compromised system as a launching point for further attacks," VMware'...

New Botnet Malware 'Horabot' Targets Spanish-Speaking Users in Latin America

Spanish-speaking users in Latin America have been at the receiving end of a new botnet malware dubbed Horabot since at least November 2020. "Horabot enables the threat actor to control the victim's Outlook mailbox, exfiltrate contacts' email addresses, and send phishing emails with malicious HTML...

Urgent WordPress Update Fixes Critical Flaw in Jetpack Plugin on Million of Sites

WordPress has issued an automatic update to address a critical flaw in the Jetpack plugin that's installed on over five million sites. The vulnerability, which was unearthed during an internal security audit, resides in an API present in the plugin since version 2.0, which was released in Novembe...

New 'MichaelKors' Ransomware-as-a-Service Targeting Linux and VMware ESXi Systems

A new ransomware-as-service RaaS operation called MichaelKors has become the latest file-encrypting malware to target Linux and VMware ESXi systems as of April 2023. The development points to cybercriminal actors increasingly setting their eyes on the ESXi, cybersecurity firm CrowdStrike said in ...

Top 10 Cybersecurity Trends for 2023: From Zero Trust to Cyber Insurance

As technology advances, cyberattacks are becoming more sophisticated. With the increasing use of technology in our daily lives, cybercrime is on the rise, as evidenced by the fact that cyberattacks caused 92% of all data breaches in the first quarter of 2022. Staying current with cybersecurity...

Crypto-Stealing OpcJacker Malware Targets Users with Fake VPN Service

A piece of new information-stealing malware called OpcJacker has been spotted in the wild since the second half of 2022 as part of a malvertising campaign. "OpcJacker's main functions include keylogging, taking screenshots, stealing sensitive data from browsers, loading additional modules, and...

New ScrubCrypt Crypter Used in Cryptojacking Attacks Targeting Oracle WebLogic

The infamous cryptocurrency miner group called 8220 Gang has been observed using a new crypter called ScrubCrypt to carry out cryptojacking operations. According to Fortinet FortiGuard Labs, the attack chain commences with the successful exploitation of susceptible Oracle WebLogic servers to...

Shein's Android App Caught Transmitting Clipboard Data to Remote Servers

An older version of Shein's Android application suffered from a bug that periodically captured and transmitted clipboard contents to a remote server. The Microsoft 365 Defender Research Team said it discovered the problem in version 7.9.2 of the app that was released on December 16, 2021. The iss...

Researchers Warn of ReverseRAT Backdoor Targeting Indian Government Agencies

A spear-phishing campaign targeting Indian government entities aims to deploy an updated version of a backdoor called ReverseRAT. Cybersecurity firm ThreatMon attributed the activity to a threat actor tracked as SideCopy. SideCopy is a threat group of Pakistani origin that shares overlaps with...

Massive HTTP DDoS Attack Hits Record High of 71 Million Requests/Second

Web infrastructure company Cloudflare on Monday disclosed that it thwarted a record-breaking distributed denial-of-service DDoS attack that peaked at over 71 million requests per second RPS. "The majority of attacks peaked in the ballpark of 50-70 million requests per second RPS with the largest...

CERT-UA Alerts Ukrainian State Authorities of Remcos Software-Fueled Cyber Attacks

The Computer Emergency Response Team of Ukraine CERT-UA has issued an alert warning of cyber attacks against state authorities in the country that deploy a legitimate remote access software named Remcos. The mass phishing campaign has been attributed to a threat actor it tracks as UAC-0050, with...

Hackers Exploit Vulnerabilities in Sunlogin to Deploy Sliver C2 Framework

Threat actors are leveraging known flaws in Sunlogin software to deploy the Sliver command-and-control C2 framework for carrying out post-exploitation activities. The findings come from AhnLab Security Emergency response Center ASEC, which found that security vulnerabilities in Sunlogin, a remote...

QNAP Fixes Critical Vulnerability in NAS Devices with Latest Security Updates

Taiwanese company QNAP has released updates to remediate a critical security flaw affecting its network-attached storage NAS devices that could lead to arbitrary code injection. Tracked as CVE-2022-27596, the vulnerability is rated 9.8 out of a maximum of 10 on the CVSS scoring scale. It affects...

Chinese Hackers Utilize Golang Malware in DragonSpark Attacks to Evade Detection

Organizations in East Asia are being targeted by a likely Chinese-speaking actor dubbed DragonSpark while employing uncommon tactics to go past security layers. "The attacks are characterized by the use of the little known open source SparkRAT and malware that attempts to evade detection through...

Hackers Breach Okta's GitHub Repositories, Steal Source Code

Okta, a company that provides identity and access management services, disclosed on Wednesday that some of its source code repositories were accessed in an unauthorized manner earlier this month. "There is no impact to any customers, including any HIPAA, FedRAMP, or DoD customers," the company sa...

Russian Hackers Spotted Targeting U.S. Military Weapons and Hardware Supplier

A state-sponsored hacking group with links to Russia has been linked to attack infrastructure that spoofs the Microsoft login page of Global Ordnance, a legitimate U.S.-based military weapons and hardware supplier. Recorded Future attributed the new infrastructure to a threat activity group it...

Twilio Reveals Another Breach from the Same Hackers Behind the August Hack

Communication services provider Twilio this week disclosed that it experienced another "brief security incident" in June 2022 perpetrated by the same threat actor behind the August hack that resulted in unauthorized access of customer information. The security event occurred on June 29, 2022, the...

Brazilian Police Arrest Suspected Member of Lapsus$ Hacking Group

The Federal Police of Brazil on Wednesday announced it had arrested an individual for purported links to the notorious LAPSUS$ extortionist gang. The arrest was made as part of a new law enforcement effort, dubbed Operation Dark Cloud, that was launched in August 2022, the agency noted. Not much ...