Ransomware Groups Turn to Citrix Bleed 2, BYOVD, and Supply Chain Credentials

Threat actors associated with the Anubis ransomware operation have been observed exploiting the Citrix Bleed 2 CVE-2025-5777 vulnerability to obtain initial access. "Although tactics differ between affiliates, common patterns emerged in tradecraft through use of legitimate Remote Management and...

ThreatsDay: AI Compute Hijacking, Apple Email Flaw, BlueHammer Ransomware + 14 Stories

This week’s security news is mostly about weak spots. Browsers, bots, sandboxes, AI systems, and email flows all show the same problem in different ways. Everything looks normal until someone tests a small gap and finds a way through. This is not one big break. It is small permissions, weak check...

AI Agent Exploits Langflow RCE to Automate Database Ransomware Attack

Security firm Sysdig says it has found what it believes is the first ransomware attack run from start to finish by an AI agent. Its Threat Research Team calls the operator JADEPUFFER and says a large language model handled the whole job: breaking in, stealing credentials, moving deeper into the...

FortiBleed Credential Theft Linked to INC and Lynx Ransomware Operations

The recently discovered financially-motivated FortiBleed campaign has been attributed to INC and Lynx ransomware operations, indicating that the verified, stolen credentials were intended for follow-on intrusions. "An operator tied to FortiBleed's infrastructure was found actively working...

AI-Generated Browser Ransomware Abuses Chromium API on Windows, Linux, macOS, Android

Cybersecurity researchers have flagged a new malware artifact generated using DeepSeek that constructed a novel attack path combining "unrealistic browser-malware concepts with a real browser capability" to turn it into a working ransomware technique that runs entirely inside the browser on both...

The Gentlemen are knocking: сustom backdoors and evolving tactics

Introduction This year saw the emergence of The Gentlemen, a prominent example of a group operating under the ransomware-as-a-service RaaS model. Although our initial assessment suggested the group first appeared in mid-2025, it actually started ramping up its activities at the beginning of 2026...

The Gentlemen RaaS Uses GentleKiller EDR Framework Targeting 400 Security Processes

The Gentlemen ransomware-as-a-service RaaS operation is actively developing and maintaining a suite of endpoint detection and response EDR killers that it hands out to affiliates for impairing system defenses before deploying the encryptor. This mature portfolio of EDR-terminating tools is center...

Vulnerabilities found in Check Point Remote and Mobile Access VPN-products

Check Point has identified vulnerabilities in Remote and Mobile Access VPN products, specifically those implemented using the IKEv1 key exchange protocol. Two vulnerabilities have been identified in Check Point Security Gateways and Remote Access VPN environments that utilize the outdated IKEv1...

wannacry-soc-lab

WannaCry SOC Investigation Lab Overview This project simu...

Extradited Ukrainian Man Admits Role in Conti Ransomware Attacks

Ukrainian national Oleksii Lytvynenko has pleaded guilty in the US to wire fraud conspiracy linked to Conti ransomware, which hit more than 1,000 victims and generated at least $150 million in ransom payments...

The FCC Wants to Kill Burner Phones

Plus: AI bug hunting fuels Microsoft’s biggest-ever Patch Tuesday, ShinyHunters ransomware gang exploits an Oracle zero-day, and more...

Europol Disrupts AudiA6 Crypto Laundering Service Used by Ransomware Gangs

Authorities in Europe have disrupted AudiA6 , a cryptocurrency laundering service used by ransomware gangs and cybercriminal networks. Europol, in a statement issued Thursday, said the dismantling of AudiA6 cut off a "key financial pipeline used to wash hundreds of millions in illicit profits." T...

The Gentlemen Ransomware Claims 478 Victims, Can Spread Like a Worm

A new analysis of The Gentlemen operation has revealed that the financially motivated threat group initially operated as an affiliate responsible for conducting double extortion attacks, while leveraging resources from various ransomware-as-a-service RaaS schemes like LockBit aka Tenacious Mantis...

Who Runs the Ransomware Group ‘The Gentlemen?’

A cybercrime group known as The Gentlemen has emerged as the second most active ransomware gang by victim count, rapidly attracting a talented pool of hackers through an aggressive recruitment strategy that promises affiliates 90 percent of any ransom paid by victims. This post examines clues...

PT-2026-48334

Check Point warns that outdated IKEv1 VPN protocol vulnerabilities are actively exploited in ransomware-linked attacks, urging organizations to implement emergency hotfixes. Key Points: - Vulnerabilities in the outdated IKEv1 VPN protocol are being actively exploited. - Attackers can bypass...

Cybercrime Crew Claims It Hacked Mike Lindell’s MyPillow

Plus: A ransomware group is now stealing data in person, BusPatrol wants to hand its license plate surveillance data to the cops, and more...

The Gentlemen ransomware: Dissecting a self-propagating Go encryptor

In this article 1. Pre-encryption 2. File encryption 3. Post-encryption 4. Defending against The Gentlemen ransomware 5. Microsoft Defender detections and hunting guidance 6. Indicators of compromise Ransomware that combines robust encryption with rapid lateral movement significantly increases th...

The Gentlemen ransomware: Dissecting a self-propagating Go encryptor

In this article 1. Pre-encryption 2. File encryption 3. Post-encryption 4. Defending against The Gentlemen ransomware 5. Microsoft Defender detections and hunting guidance 6. Indicators of compromise Ransomware that combines robust encryption with rapid lateral movement significantly increases th...

Analyzing Concentration, Temporal Routines and Targeting in Public Ransomware Leak Site Data

Ransomware has grown to become one of the most damaging types of cybercrime, affecting private and public organizations in any sector. While early types of ransomware targeted many victims via automated attacks, ransomware groups have started to specifically target organizations and companies in...

First VPN Dismantled in Global Takedown Over Use by 25 Ransomware Groups

Authorities in Europe and North America have announced the dismantling of a criminal virtual private network VPN service used by criminal actors to obscure the origins of ransomware attacks, data theft, scanning, and denial-of-service attacks. Codenamed Operation Saffron, the disruption of First...