China-linked Hackers Deploy New 'UNAPIMON' Malware for Stealthy Operations

A threat activity cluster tracked as Earth Freybug has been observed using a new malware called UNAPIMON to fly under the radar. "Earth Freybug is a cyberthreat group that has been active since at least 2012 that focuses on espionage and financially motivated activities," Trend Micro security researcher Christopher So said in a report published today. "It has been observed to

DarkGate Malware Exploited Recently Patched Microsoft Flaw in Zero-Day Attack

A DarkGate malware campaign observed in mid-January 2024 leveraged a recently patched security flaw in Microsoft Windows as a zero-day using bogus software installers. “During this campaign, users were lured using PDFs that contained Google DoubleClick Digital Marketing (DDM) open redirects that led unsuspecting victims to compromised sites hosting the Microsoft Windows SmartScreen bypass CVE-

Mustang Panda Targets Asia with Advanced PlugX Variant DOPLUGS

The China-linked threat actor known as Mustang Panda has targeted various Asian countries using a variant of the PlugX (aka Korplug) backdoor dubbed DOPLUGS. "The piece of customized PlugX malware is dissimilar to the general type of the PlugX malware that contains a completed backdoor command module, and that the former is only used for downloading the latter," Trend Micro researchers Sunny Lu

DarkMe Malware Targets Traders Using Microsoft SmartScreen Zero-Day Vulnerability

A newly disclosed security flaw in the Microsoft Defender SmartScreen has been exploited as a zero-day by an advanced persistent threat actor called Water Hydra (aka DarkCasino) targeting financial market traders. Trend Micro, which began tracking the campaign in late December 2023, said it entails the exploitation of CVE-2024-21412, a security bypass vulnerability related to Internet

New PEAPOD Cyberattack Campaign Targeting Women Political Leaders

European Union military personnel and political leaders working on gender equality initiatives have emerged as the target of a new campaign that delivers an updated version of RomCom RAT called PEAPOD. Cybersecurity firm Trend Micro attributed the attacks to a threat actor it tracks under the name Void Rabisu, which is also known as Storm-0978, Tropical Scorpius, and UNC2596, and is also

DarkGate Malware Spreading via Messaging Services Posing as PDF Files

A piece of malware known as DarkGate has been observed being spread via instant messaging platforms such as Skype and Microsoft Teams. In these attacks, the messaging apps are used to deliver a Visual Basic for Applications (VBA) loader script that masquerades as a PDF document, which, when opened, triggers the download and execution of an AutoIt script designed to launch the malware. "It's

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 before 16.3.4. "It was possible for an attacker to run pipelines as an arbitrary user via scheduled

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 antivirus uninstaller module that's bundled along with the software. The complete list of impacted

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 entities across Asia, Australia, Europe, North America. Active since 2021, the group has relied on

Earth Estries' Espionage Campaign Targets Governments and Tech Titans Across Continents

A hacking outfit nicknamed Earth Estries has been attributed to a new, ongoing cyber espionage campaign targeting government and technology industries based in the Philippines, Taiwan, Malaysia, South Africa, Germany, and the U.S. "The threat actors behind Earth Estries are working with high-level resources and functioning with sophisticated skills and experience in cyber espionage and illicit

New Android Malware CherryBlos Utilizing OCR to Steal Sensitive Data

A new Android malware strain called CherryBlos has been observed making use of optical character recognition (OCR) techniques to gather sensitive data stored in pictures. CherryBlos, per Trend Micro, is distributed via bogus posts on social media platforms and comes with capabilities to steal cryptocurrency wallet-related credentials and act as a clipper to substitute wallet addresses when a

Chinese Hackers Deploy Microsoft-Signed Rootkit to Target Gaming Sector

Cybersecurity researchers have unearthed a novel rootkit signed by Microsoft that's engineered to communicate with an actor-controlled attack infrastructure. Trend Micro has attributed the activity cluster to the same actor that was previously identified as behind the FiveSys rootkit, which came to light in October 2021. "This malicious actor originates from China and their main victims are the

Beware of Big Head Ransomware: Spreading Through Fake Windows Updates

A developing piece of ransomware called Big Head is being distributed as part of a malvertising campaign that takes the form of bogus Microsoft Windows updates and Word installers. Big Head was first documented by Fortinet FortiGuard Labs last month, when it discovered multiple variants of the ransomware that are designed to encrypt files on victims' machines in exchange for a cryptocurrency

RomCom RAT Using Deceptive Web of Rogue Software Sites for Covert Attacks

The threat actors behind RomCom RAT are leveraging a network of fake websites advertising rogue versions of popular software at least since July 2022 to infiltrate targets. Cybersecurity firm Trend Micro is tracking the activity cluster under the name Void Rabisu, which is also known as Tropical Scorpius (Unit 42) and UNC2596 (Mandiant). "These lure sites are most likely only meant for a small

CAPTCHA-Breaking Services with Human Solvers Helping Cybercriminals Defeat Security

Cybersecurity researchers are warning about CAPTCHA-breaking services that are being offered for sale to bypass systems designed to distinguish legitimate users from bot traffic. "Because cybercriminals are keen on breaking CAPTCHAs accurately, several services that are primarily geared toward this market demand have been created," Trend Micro said in a report published last week. "These

Chinese Hacker Group Earth Longzhi Resurfaces with Advanced Malware Tactics

A Chinese state-sponsored hacking outfit has resurfaced with a new campaign targeting government, healthcare, technology, and manufacturing entities based in Taiwan, Thailand, the Philippines, and Fiji after more than six months of no activity. Trend Micro attributed the intrusion set to a cyber espionage group it tracks under the name Earth Longzhi, which is a subgroup within APT41 (aka HOODOO

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 replacing cryptocurrency addresses in the clipboard for hijacking purposes," Trend Micro researchers

Hackers Can Abuse Legitimate GitHub Codespaces Feature to Deliver Malware

New research has found that it is possible for threat actors to abuse a legitimate feature in GitHub Codespaces to deliver malware to victim systems. GitHub Codespaces is a cloud-based configurable development environment that allows users to debug, maintain, and commit changes to a given codebase from a web browser or via an integration in Visual Studio Code. It also comes with a port

Raspberry Robin Worm Strikes Again, Targeting Telecom and Government Systems

The Raspberry Robin worm has been used in attacks against telecommunications and government office systems across Latin America, Australia, and Europe since at least September 2022. "The main payload itself is packed with more than 10 layers for obfuscation and is capable of delivering a fake payload once it detects sandboxing and security analytics tools," Trend Micro researcher Christopher So 

Researchers Demonstrate How EDR and Antivirus Can Be Weaponized Against Users

High-severity security vulnerabilities have been disclosed in different endpoint detection and response (EDR) and antivirus (AV) products that could be exploited to turn them into data wipers. "This wiper runs with the permissions of an unprivileged user yet has the ability to wipe almost any file on a system, including system files, and make a computer completely unbootable," SafeBreach Labs

Black Basta Ransomware Gang Actively Infiltrating U.S. Companies with Qakbot Malware

Companies based in the U.S. have been at the receiving end of an "aggressive" Qakbot malware campaign that leads to Black Basta ransomware infections on compromised networks. "In this latest campaign, the Black Basta ransomware gang is using QakBot malware to create an initial point of entry and move laterally within an organization's network," Cybereason researchers Joakim Kandefelt and

Black Basta Ransomware Hackers Infiltrate Networks via Qakbot to Deploy Brute Ratel C4

The threat actors behind the Black Basta ransomware family have been observed using the Qakbot trojan to deploy the Brute Ratel C4 framework as a second-stage payload in recent attacks. The development marks the first time the nascent adversary simulation software is being delivered via a Qakbot infection, cybersecurity firm Trend Micro said in a technical analysis released last week. The

Hackers Targeting Unpatched Atlassian Confluence Servers to Deploy Crypto Miners

A now-patched critical security flaw affecting Atlassian Confluence Server that came to light a few months ago is being actively exploited for illicit cryptocurrency mining on unpatched installations. "If left unremedied and successfully exploited, this vulnerability could be used for multiple and more malicious attacks, such as a complete domain takeover of the infrastructure and the deployment

Hackers Targeting WebLogic Servers and Docker APIs for Mining Cryptocurrencies

Malicious actors such as Kinsing are taking advantage of both recently disclosed and older security flaws in Oracle WebLogic Server to deliver cryptocurrency-mining malware. Cybersecurity company Trend Micro said it found the financially-motivated group leveraging the vulnerability to drop Python scripts with capabilities to disable operating system (OS) security features such as

Ransomware Attackers Abuse Genshin Impact Anti-Cheat System to Disable Antivirus

A vulnerable anti-cheat driver for the Genshin Impact video game has been leveraged by a cybercrime actor to disable antivirus programs to facilitate the deployment of ransomware, according to findings from Trend Micro. The ransomware infection, which was triggered in the last week of July 2022, banked on the fact that the driver in question ("mhyprot2.sys") is signed with a valid certificate,

Chinese Hackers Backdoored MiMi Chat App to Target Windows, Linux, macOS Users

A pair of reports from cybersecurity firms SEKOIA and Trend Micro sheds light on a new campaign undertaken by a Chinese threat actor named Lucky Mouse that involves leveraging a trojanized version of a cross-platform messaging app to backdoor systems. Infection chains leverage a chat application called MiMi, with its installer files compromised to download and install HyperBro samples for the

Gootkit Loader Resurfaces with Updated Tactic to Compromise Targeted Computers

The operators of the Gootkit access-as-a-service (AaaS) malware have resurfaced with updated techniques to compromise unsuspecting victims. "In the past, Gootkit used freeware installers to mask malicious files; now it uses legal documents to trick users into downloading these files," Trend Micro researchers Buddy Tancio and Jed Valderama said in a write-up last week. <!--adsense--> The findings