Fake Microsoft Alerts Used to Deploy North Korean NarwhalRAT Malware

The North Korean state-sponsored hacking group known as ScarCruft aka APT37 has been observed using spear-phishing messages impersonating Microsoft Account security notifications to deliver a new malware called NarwhalRAT. "The attack email contained a message impersonating an MS account security...

CVE-2026-43876 WWBN AVideo: HTML Injection in notifySubscribers.json.php Enables Platform-Branded Phishing Emails to Channel Subscribers

WWBN AVideo is an open source video platform. In versions up to and including 29.0, objects/notifySubscribers.json.php takes the raw message POST parameter and passes it into sendSiteEmail, which substitutes it directly into an HTML email template via strreplace on the message placeholder and...

“Your shipment has arrived” email hides remote access software

An attachment in an email impersonating DHL about a shipment contains a link to a preconfigured SimpleHelp remote access tool—an ideal starting point for attackers to explore a network, steal data, and drop additional malware. A German industrial spare parts and equipment supplier received an ema...

PT-2026-28215

Hi guys! Recently I got this email from [email protected]. I read through the email and spotted a few grammatical errors, as well as a share.google link, which I thought was unusual for Microsoft to do. Even though it was fully delivered and signed by GitHub.com, I realised that what the...

Before You Hand over the Wheel: Evaluating LLMs for Security Incident Analysis

Security incident analysis SIA poses a major challenge for security operations centers, which must manage overwhelming alert volumes, large and diverse data sources, complex toolchains, and limited analyst expertise. These difficulties intensify because incidents evolve dynamically and require...

How fake party invitations are being used to install remote access tools

“You’re invited!” It sounds friendly, familiar and quite harmless. But in a scam we recently spotted, that simple phrase is being used to trick victims into installing a full remote access tool on their Windows computers—giving attackers complete control of the system. What appears to be a casual...

Be careful responding to unexpected job interviews

One of our customers was contacted on LinkedIn about a job offer. The initial message was followed up by an email: “Thank you for your interest in the Senior Construction Manager position at company. After reviewing your background, we were impressed with your experience and would like to invite...

We opened a fake invoice and fell down a retro XWorm-shaped wormhole

Somebody forwarded an “invoice” email and asked me to check the attachment because it looked suspicious. Good instinct—it was, and what we found inside was a surprisingly old trick hiding a modern threat. What it does If the recipient had opened the attached Visual Basic Script .vbs file, it woul...

Phishing emails disguised as spam filter alerts are stealing logins

Cybercriminals are spoofing "email delivery" notifications to look like they came from spam filters inside your own organization. The goal is to lure you to a phishing site that steals login credentials—credentials that could unlock your email, cloud storage or other personal accounts. The email...

How credentials get stolen in seconds, even with a script-kiddie-level phish

This attempt to phish credentials caught our attention, mostly because of its front-end simplicity. Even though this is a script-kiddie-level type of attack, we figured it was worth writing up—precisely because it’s so easy to follow what they're up to. The email is direct and to the point. Not a...

Exploit for Use After Free in Microsoft

LetsDefend-SOC336-Windows-OLE-Zero-Click-RCE-Exploitation-Dete...

EUVD-2024-3398

Malicious code in bioql PyPI...

New FileFix Variant Delivers StealC Malware Through Multilingual Phishing Site

Cybersecurity researchers have warned of a new campaign that's leveraging a variant of the FileFix social engineering tactic to deliver the StealC information stealer malware. "The observed campaign uses a highly convincing, multilingual phishing site e.g., fake Facebook Security page, with...

Linux Malware Delivered via Malicious RAR Filenames Evades Antivirus Detection

Cybersecurity researchers have shed light on a novel attack chain that employs phishing emails to deliver an open-source backdoor called VShell. The "Linux-specific malware infection chain that starts with a spam email with a malicious RAR archive file," Trellix researcher Sagar Bade said in a...

Netflix scammers target jobseekers to trick them into handing over their Facebook logins

In what seems a phishing attack targeted at a certain audience, scammers are impersonating Netflix and reaching out to marketing staff. The initial mail looks like what you might expect from a headhunter or a human resources HR recruitment specialist. "I hope this note finds you well," the email...

The “Incriminating Video” Scam

A few years ago, scammers invented a new phishing email. They would claim to have hacked your computer, turned your webcam on, and videoed you watching porn or having sex. BuzzFeed has an article talking about a "shockingly realistic" variant, which includes photos of you and your house--more...

Lumma Stealer – Tracking distribution channels

Introduction The evolution of Malware-as-a-Service MaaS has significantly lowered the barriers to entry for cybercriminals, with information stealers becoming one of the most commercially successful categories in this underground economy. Among these threats, Lumma Stealer has emerged as a...

Multi-Stage Malware Attack Uses .JSE and PowerShell to Deploy Agent Tesla and XLoader

A new multi-stage attack has been observed delivering malware families like Agent Tesla variants, Remcos RAT, and XLoader. "Attackers increasingly rely on such complex delivery mechanisms to evade detection, bypass traditional sandboxes, and ensure successful payload delivery and execution," Palo...

Operation ForumTroll: APT attack with Google Chrome zero-day exploit chain

In mid-March 2025, Kaspersky technologies detected a wave of infections by previously unknown and highly sophisticated malware. In all cases, infection occurred immediately after the victim clicked on a link in a phishing email, and the attackers' website was opened using the Google Chrome web...

Leantime affected by Improper Neutralization of HTML Tags

Summary HTML can be arbitrarily injected into emails from Leantime due to improper neutralization of HTML tags in users' first names. This effectively allows for the creation of phishing emails from a Leantime instance's email address...