New StrelaStealer Phishing Attacks Hit Over 100 Organizations in E.U. and U.S.

Cybersecurity researchers have detected a new wave of phishing attacks that aim to deliver an ever-evolving information stealer referred to as StrelaStealer. The campaigns impact more than 100 organizations in the E.U. and the U.S., Palo Alto Networks Unit 42 researchers said in a new report...

Russian Government Software Backdoored to Deploy Konni RAT Malware

An installer for a tool likely used by the Russian Consular Department of the Ministry of Foreign Affairs MID has been backdoored to deliver a remote access trojan called Konni RAT aka UpDog. The findings come from German cybersecurity company DCSO, which linked the activity as originating from t...

Malvertising: This cyberthreat isn’t on the dark web, it’s on Google

On the internet, people need to worry about more than just opening suspicious email attachments or entering their sensitive information into harmful websites—they also need to worry about their Google searches. That’s because last year, as revealed in our 2024 ThreatDown State of Malware report,...

HijackLoader Evolves: Researchers Decode the Latest Evasion Methods

The threat actors behind a loader malware called HijackLoader have added new techniques for defense evasion, as the malware continues to be increasingly used by other threat actors to deliver additional payloads and tooling. "The malware developer used a standard process hollowing technique coupl...

New Agent Tesla Malware Variant Using ZPAQ Compression in Email Attacks

A new variant of the Agent Tesla malware has been observed delivered via a lure file with the ZPAQ compression format to harvest data from several email clients and nearly 40 web browsers. "ZPAQ is a file compression format that offers a better compression ratio and journaling function compared t...

Cybercriminals Using New ASMCrypt Malware Loader to Fly Under the Radar

Threat actors are selling a new crypter and loader called ASMCrypt, which has been described as an "evolved version" of another loader malware known as DoubleFinger. "The idea behind this type of malware is to load the final payload without the loading process or the payload itself being detected...

Fake Researcher Profiles Spread Malware through GitHub Repositories as PoC Exploits

At least half of dozen GitHub accounts from fake researchers associated with a fraudulent cybersecurity company have been observed pushing malicious repositories on the code hosting service. All seven repositories, which are still available as of writing, claim to be a proof-of-concept PoC exploi...

Escalating China-Taiwan Tensions Fuel Alarming Surge in Cyber Attacks

The rising geopolitical tensions between China and Taiwan in recent months have sparked a noticeable uptick in cyber attacks on the East Asian island country. "From malicious emails and URLs to malware, the strain between China's claim of Taiwan as part of its territory and Taiwan's maintained...

Microsoft Tightens OneNote Security by Auto-Blocking 120 Risky File Extensions

Microsoft has announced plans to automatically block embedded files with "dangerous extensions" in OneNote following reports that the note-taking service is being increasingly abused for malware delivery. Up until now, users were shown a dialog warning them that opening such attachments could har...

Microsoft Tightens OneNote Security by Auto-Blocking 120 Risky File Extensions

Microsoft has announced plans to automatically block embedded files with "dangerous extensions" in OneNote following reports that the note-taking service is being increasingly abused for malware delivery. Up until now, users were shown a dialog warning them that opening such attachments could har...

Tick APT Targeted High-Value Customers of East Asian Data-Loss Prevention Company

A cyberespionage actor known as Tick has been attributed with high confidence to a compromise of an East Asian data-loss prevention DLP company that caters to government and military entities. "The attackers compromised the DLP company's internal update servers to deliver malware inside the...

Threat Actors Exploit Microsoft OneNote for Malware Delivery via Phishing Attacks

Threat Level Attack Report Follow Hive Pro for a detailed threat advisory, download the pdf file here from HiveForce Labs. Summary Cybercriminals are using Microsoft OneNotes ability to embed files to deliver malware to users via social engineering techniques. OneNote allows users to organize...

PlugX Trojan Disguised as Legitimate Windows Debugger Tool in Latest Attacks

The PlugX remote access trojan has been observed masquerading as an open source Windows debugger tool called x64dbg in an attempt to circumvent security protections and gain control of a target system. "This file is a legitimate open-source debugger tool for Windows that is generally used to...

K42406850: F5 SIRT response to the Ukraine crisis

Security Advisory Description Over the past few weeks, the world has watched as tensions have risen between Russia and Ukraine, and most recently, those tensions have escalated into a military conflict. F5 is deeply concerned for the safety of those in harm's way and the impact to everyone affect...

New Threat Actor WIP26 Targeting Telecom Service Providers in the Middle East

Telecommunication service providers in the Middle East are being targeted by a previously undocumented threat actor as part of a suspected intelligence gathering mission. Cybersecurity firms SentinelOne and QGroup are tracking the activity cluster under the former's work-in-progress moniker WIP26...

Hackers Targeting U.S. and German Firms Monitor Victims' Desktops with Screenshotter

A previously unknown threat actor has been targeting companies in the U.S. and Germany with bespoke malware designed to steal confidential information. Enterprise security company Proofpoint, which is tracking the activity cluster under the name Screentime , said the group, dubbed TA866 , is like...

Enigma, Vector, and TgToxic: The New Threats to Cryptocurrency Users

Suspected Russian threat actors have been targeting Eastern European users in the crypto industry with fake job opportunities as bait to install information-stealing malware on compromised hosts. The attackers "use several highly obfuscated and under-development custom loaders in order to infect...

Malware Delivered through Google Search

Criminals using Google search ads to deliver malware isnt new, but Ars Technica declared that the problem has become much worse recently. The surge is coming from numerous malware families, including AuroraStealer, IcedID, Meta Stealer, RedLine Stealer, Vidar, Formbook, and XLoader. In the past,...

Post-Macro World Sees Rise in Microsoft OneNote Documents Delivering Malware

In a continuing sign that threat actors are adapting well to a post-macro world, it has emerged that the use of Microsoft OneNote documents to deliver malware via phishing attacks is on the rise. Some of the notable malware families that are being distributed using this method include AsyncRAT,...

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 codebas...