Kimsuky's New Golang Stealer 'Troll' and 'GoBear' Backdoor Target South Korea

The North Korea-linked nation-state actor known as Kimsuky is suspected of using a previously undocumented Golang-based information stealer called Troll Stealer. The malware steals "SSH, FileZilla, C drive files/directories, browsers, system information, [and] screen captures" from infected systems, South Korean cybersecurity company S2W said in a new technical report. Troll

Atomic Stealer Gets an Upgrade - Targeting Mac Users with Encrypted Payload

Cybersecurity researchers have identified an updated version of a macOS information stealer called Atomic (or AMOS), indicating that the threat actors behind the malware are actively enhancing its capabilities. "It looks like Atomic Stealer was updated around mid to late December 2023, where its developers introduced payload encryption in an effort to bypass detection rules,"

Beware! YouTube Videos Promoting Cracked Software Distribute Lumma Stealer

Threat actors are resorting to YouTube videos featuring content related to cracked software in order to entice users into downloading an information stealer malware called Lumma. “These YouTube videos typically feature content related to cracked applications, presenting users with similar installation guides and incorporating malicious URLs often shortened using services like TinyURL and Cuttly,

Orange Spain Faces BGP Traffic Hijack After RIPE Account Hacked by Malware

Mobile network operator Orange Spain suffered an internet outage for several hours on January 3 after a threat actor used administrator credentials captured by means of stealer malware to hijack the border gateway protocol (BGP) traffic. "The Orange account in the IP network coordination center (RIPE) has suffered improper access that has affected the browsing of some of our customers," the

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

DJVU Ransomware's Latest Variant 'Xaro' Disguised as Cracked Software

A variant of a ransomware strain known as DJVU has been observed to be distributed in the form of cracked software. "While this attack pattern is not new, incidents involving a DJVU variant that appends the .xaro extension to affected files and demanding ransom for a decryptor have been observed infecting systems alongside a host of various commodity loaders and infostealers," Cybereason

ClearFake Campaign Expands to Target Mac Systems with Atomic Stealer

The macOS information stealer known as Atomic is now being delivered to target via a bogus web browser update chain tracked as ClearFake. "This may very well be the first time we see one of the main social engineering campaigns, previously reserved for Windows, branch out not only in terms of geolocation but also operating system," Malwarebytes' Jérôme Segura said in a Tuesday analysis. Atomic

LummaC2 Malware Deploys New Trigonometry-Based Anti-Sandbox Technique

The stealer malware known as LummaC2 (aka Lumma Stealer) now features a new anti-sandbox technique that leverages the mathematical principle of trigonometry to evade detection and exfiltrate valuable information from infected hosts. The method is designed to "delay detonation of the sample until human mouse activity is detected," Outpost24 security researcher Alberto Marín said in a technical

New Jupyter Infostealer Version Emerges with Sophisticated Stealth Tactics

An updated version of an information stealer malware known as Jupyter has resurfaced with "simple yet impactful changes" that aim to stealthily establish a persistent foothold on compromised systems. "The team has discovered new waves of Jupyter Infostealer attacks which leverage PowerShell command modifications and signatures of private keys in attempts to pass off the malware as a legitimately

NodeStealer Malware Hijacking Facebook Business Accounts for Malicious Ads

Compromised Facebook business accounts are being used to run bogus ads that employ "revealing photos of young women" as lures to trick victims into downloading an updated version of a malware called NodeStealer. "Clicking on ads immediately downloads an archive containing a malicious .exe 'Photo Album' file which also drops a second executable written in .NET – this payload is in charge of

ExelaStealer: A New Low-Cost Cybercrime Weapon Emerges

A new information stealer named ExelaStealer has become the latest entrant to an already crowded landscape filled with various off-the-shelf malware designed to capture sensitive data from compromised Windows systems. "ExelaStealer is a largely open-source infostealer with paid customizations available from the threat actor," Fortinet FortiGuard Labs researcher James Slaughter said in a

Beware: MetaStealer Malware Targets Apple macOS in Recent Attacks

A new information stealer malware called MetaStealer has set its sights on Apple macOS, making the latest in a growing list of stealer families focused on the operating system after MacStealer, Pureland, Atomic Stealer, and Realst. "Threat actors are proactively targeting macOS businesses by posing as fake clients in order to socially engineer victims into launching malicious payloads,"

The Alarming Rise of Infostealers: How to Detect this Silent Threat

A new study conducted by Uptycs has uncovered a stark increase in the distribution of information stealing (a.k.a. infostealer or stealer) malware. Incidents have more than doubled in Q1 2023, indicating an alarming trend that threatens global organizations. According to the new Uptycs' whitepaper, Stealers are Organization Killers, a variety of new info stealers have emerged this year, preying

Evasive Meduza Stealer Targets 19 Password Managers and 76 Crypto Wallets

In yet another sign of a lucrative crimeware-as-a-service (CaaS) ecosystem, cybersecurity researchers have discovered a new Windows-based information stealer called Meduza Stealer that's actively being developed by its author to evade detection by software solutions. "The Meduza Stealer has a singular objective: comprehensive data theft," Uptycs said in a new report. "It pilfers users' browsing

Newly Uncovered ThirdEye Windows-Based Malware Steals Sensitive Data

A previously undocumented Windows-based information stealer called ThirdEye has been discovered in the wild with capabilities to harvest sensitive data from infected hosts. Fortinet FortiGuard Labs, which made the discovery, said it found the malware in an executable that masqueraded as a PDF file with a Russian name "CMK Правила оформления больничных листов.pdf.exe," which translates to "CMK

Alert: Brazilian Hackers Targeting Users of Over 30 Portuguese Banks

A Brazilian threat actor is targeting more than 30 Portuguese financial institutions with information-stealing malware as part of a long-running campaign that commenced in 2021. "The attackers can steal credentials and exfiltrate users' data and personal information, which can be leveraged for malicious activities beyond financial gain," SentinelOne researchers Aleksandar Milenkoski and Tom

ViperSoftX InfoStealer Adopts Sophisticated Techniques to Avoid Detection

A significant number of victims in the consumer and enterprise sectors located across Australia, Japan, the U.S., and India have been affected by an evasive information-stealing malware called ViperSoftX. ViperSoftX was first documented by Fortinet in 2020, with cybersecurity company Avast detailing a campaign in November 2022 that leveraged the malware to distribute a malicious Google Chrome

YouTube Videos Distributing Aurora Stealer Malware via Highly Evasive Loader

Cybersecurity researchers have detailed the inner workings of a highly evasive loader named "in2al5d p3in4er" (read: invalid printer) that's used to deliver the Aurora information stealer malware. "The in2al5d p3in4er loader is compiled with Embarcadero RAD Studio and targets endpoint workstations using advanced anti-VM (virtual machine) technique," cybersecurity firm Morphisec said in a report

Typhon Reborn Stealer Malware Resurfaces with Advanced Evasion Techniques

The threat actor behind the information-stealing malware known as Typhon Reborn has resurfaced with an updated version (V2) that packs in improved capabilities to evade detection and resist analysis. The new version is offered for sale on the criminal underground for $59 per month, $360 per year, or alternatively, for $540 for a lifetime subscription. "The stealer can harvest and exfiltrate

3CX Desktop App Supply Chain Attack Leaves Millions at Risk - Urgent Update on the Way!

3CX said it's working on a software update for its desktop app after multiple cybersecurity vendors sounded the alarm on what appears to be an active supply chain attack that's using digitally signed and rigged installers of the popular voice and video conferencing software to target downstream customers. "The trojanized 3CX desktop app is the first stage in a multi-stage attack chain that pulls

New MacStealer macOS Malware Steals iCloud Keychain Data and Passwords

A new information-stealing malware has set its sights on Apple's macOS operating system to siphon sensitive information from compromised devices. Dubbed MacStealer, it's the latest example of a threat that uses Telegram as a command-and-control (C2) platform to exfiltrate data. It primarily affects devices running macOS versions Catalina and later running on M1 and M2 CPUs. "MacStealer has the

SYS01stealer: New Threat Using Facebook Ads to Target Critical Infrastructure Firms

Cybersecurity researchers have discovered a new information stealer dubbed SYS01stealer targeting critical government infrastructure employees, manufacturing companies, and other sectors since November 2022. "The threat actors behind the campaign are targeting Facebook business accounts by using Google ads and fake Facebook profiles that promote things like games, adult content, and cracked

Researchers Discover Numerous Samples of Information Stealer 'Stealc' in the Wild

A new information stealer called Stealc that's being advertised on the dark web could emerge as a worthy competitor to other malware of its ilk. "The threat actor presents Stealc as a fully featured and ready-to-use stealer, whose development relied on Vidar, Raccoon, Mars, and RedLine stealers," SEKOIA said in a Monday report. The French cybersecurity company said it discovered more than 40

Russian Hackers Using Graphiron Malware to Steal Data from Ukraine

A Russia-linked threat actor has been observed deploying a new information-stealing malware in cyber attacks targeting Ukraine. Dubbed Graphiron by Broadcom-owned Symantec, the malware is the handiwork of an espionage group known as Nodaria, which is tracked by the Computer Emergency Response Team of Ukraine (CERT-UA) as UAC-0056. "The malware is written in Go and is designed to harvest a wide

Beware: Tainted VPNs Being Used to Spread EyeSpy Surveillanceware

Tainted VPN installers are being used to deliver a piece of surveillanceware dubbed EyeSpy as part of a malware campaign that started in May 2022. It uses "components of SecondEye – a legitimate monitoring application – to spy on users of 20Speed VPN, an Iranian-based VPN service, via trojanized installers," Bitdefender said in an analysis. A majority of the infections are said to originate in

Italian Users Warned of Malware Attack Targeting Sensitive Information

A new malware campaign has been observed targeting Italy with phishing emails designed to deploy an information stealer on compromised Windows systems. "The info-stealer malware steals sensitive information like system info, crypto wallet and browser histories, cookies, and credentials of crypto wallets from victim machines," Uptycs security researcher Karthickkumar Kathiresan said in a report.

The Evolving Tactics of Vidar Stealer: From Phishing Emails to Social Media

The notorious information-stealer known as Vidar is continuing to leverage popular social media services such as TikTok, Telegram, Steam, and Mastodon as an intermediate command-and-control (C2) server. "When a user creates an account on an online platform, a unique account page that can be accessed by anyone is generated," AhnLab Security Emergency Response Center (ASEC) disclosed in a

New Malvertising Campaign via Google Ads Targets Users Searching for Popular Software

Users searching for popular software are being targeted by a new malvertising campaign that abuses Google Ads to serve trojanized variants that deploy malware, such as Raccoon Stealer and Vidar. The activity makes use of seemingly credible websites with typosquatted domain names that are surfaced on top of Google search results in the form of malicious ads by hijacking searches for specific

34 Russian Cybercrime Groups Stole Over 50 Million Passwords with Stealer Malware

As many as 34 Russian-speaking gangs distributing information-stealing malware under the stealer-as-a-service model stole no fewer than 50 million passwords in the first seven months of 2022. "The underground market value of stolen logs and compromised card details is estimated around $5.8 million," Singapore-headquartered Group-IB said in a report shared with The Hacker News. Aside from looting

LodaRAT Malware Resurfaces with New Variants Employing Updated Functionalities

The LodaRAT malware has resurfaced with new variants that are being deployed in conjunction with other sophisticated malware, such as RedLine Stealer and Neshta. "The ease of access to its source code makes LodaRAT an attractive tool for any threat actor who is interested in its capabilities," Cisco Talos researcher Chris Neal said in a write-up published Thursday. Aside from being dropped

Inside Raccoon Stealer V2

Raccoon Stealer is back on the news again. US officials arrested Mark Sokolovsky, one of the malware actors behind this program. In July 2022, after several months of the shutdown, a Raccoon Stealer V2 went viral. Last week, the Department of Justice's press release stated that the malware collected 50 million credentials. This article will give a quick guide to the latest info stealer's version

U.S. Charges Ukrainian Hacker Over Role in Raccoon Stealer Malware Service

A 26-year-old Ukrainian national has been charged in the U.S. for his alleged role in the Raccoon Stealer malware-as-a-service (MaaS) operation. Mark Sokolovsky, who was arrested by Dutch law enforcement after leaving Ukraine on March 4, 2022, in what's said to be a Porsche Cayenne, is currently being held in the Netherlands and awaits extradition to the U.S. "Individuals who deployed Raccoon

Prynt Stealer Contains a Backdoor to Steal Victims' Data Stolen by Other Cybercriminals

Researchers discovered a private Telegram channel-based backdoor in the information stealing malware, dubbed Prynt Stealer, which its developer added with the intention of secretly stealing a copy of victims' exfiltrated data when used by other cybercriminals. "While this untrustworthy behavior is nothing new in the world of cybercrime, the victims' data end up in the hands of multiple threat

Russian State Hackers Continue to Attack Ukrainian Entities with Infostealer Malware

Russian state-sponsored actors are continuing to strike Ukrainian entities with information-stealing malware as part of what's suspected to be an espionage operation. Symantec, a division of Broadcom Software, attributed the malicious campaign to a threat actor tracked Shuckworm, also known as Actinium, Armageddon, Gamaredon, Primitive Bear, and Trident Ursa. The findings have been corroborated 

New Ducktail Infostealer Malware Targeting Facebook Business and Ad Accounts

Facebook business and advertising accounts are at the receiving end of an ongoing campaign dubbed Ducktail designed to seize control as part of a financially driven cybercriminal operation.  "The threat actor targets individuals and employees that may have access to a Facebook Business account with an information-stealer malware," Finnish cybersecurity company WithSecure (formerly F-Secure

SmokeLoader Infecting Targeted Systems with Amadey Info-Stealing Malware

An information-stealing malware called Amadey is being distributed by means of another backdoor called SmokeLoader. The attacks hinge on tricking users into downloading SmokeLoader that masquerades as software cracks, paving the way for the deployment of Amadey, researchers from the AhnLab Security Emergency Response Center (ASEC) said in a report published last week. <!--adsense--> Amadey, a

Racoon Stealer is Back — How to Protect Your Organization

The Racoon Stealer malware as a service platform gained notoriety several years ago for its ability to extract data that is stored within a Web browser. This data initially included passwords and cookies, which sometimes allow a recognized device to be authenticated without a password being entered. Racoon Stealer was also designed to steal auto-fill data, which can include a vast trove of

New YTStealer Malware Aims to Hijack Accounts of YouTube Content Creators

Cybersecurity researchers have documented a new information-stealing malware that targets YouTube content creators by plundering their authentication cookies. Dubbed "YTStealer" by Intezer, the malicious tool is likely believed to be sold as a service on the dark web, with it distributed using fake installers that also drop RedLine Stealer and Vidar. "What sets YTStealer aside from other