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)…
Forget Data Leakage: Shadow AI's Real Threat Is Access Control
The first wave of enterprise AI concern was straightforward. It was simply employees pasting sensitive data into public AI tools. Security…
Salesforce Disables Klue App Integration After OAuth Token Abuse Exposes Customer Data
Salesforce has revealed that it disabled the Klue Battlecards app integration within its platform in response to a security incident impacting…
ThreatsDay Bulletin: Claude Chat Abuse, NastyC2 npm Packages, Device-Code Phishing + 25 More Stories
The internet did not break this week. It got used exactly as designed, which is worse. Searches were siphoned through shady browser add-ons.…
INC Ransomware Emerges as Major RaaS Threat in 2026 with 830+ Victims Since 2023
Cybersecurity researchers have charted the evolution of INC from an nascent ransomware-as-a-service (RaaS) operation to one of the most…
DragonForce Hackers Abuse Microsoft Teams Relays to Hide Backdoor.Turn C2 Traffic
Threat actors associated with the DragonForce ransomware have been observed using a custom Go-based remote access trojan (RAT) called…
Junior Hacker Used Tailscale and OpenSSH to Keep Access After His C2 Went Offline
A French-speaking attacker broke into a small French automotive business, planted a keylogger, and stole banking and email credentials.…
The Top 10 Attack Surface Exposures in 2026
Breaches don't always start with a zero-day. An exposed admin panel can get brute-forced, or credentials reused from a previous attack. But…
ClickFix Campaigns Expand Malware Delivery With New Loaders and Fake Update Lures
Cybersecurity researchers have flagged multiple ClickFix campaigns that deliver three malware loaders called BabaDeda Loader, Lorem Ipsum…
New Rokarolla Android Malware Steals PINs, SMS Codes, and Crypto Wallet Funds
Security researchers at Zimperium's zLabs have documented a new Android banking trojan, Rokarolla, that targets 217 banking and…
Survey: 94% of Incidents Involve Anonymized Infrastructure. Teams Are Still Reactive
Security teams have never had more IP data at their disposal. Every day, analysts ingest enrichment feeds, geolocation data, reputation…
Chinese Hackers Abused Google Workspace Rules to Steal Research and Defense Emails
A China-linked espionage group hid inside North American medical, academic, and military research networks for more than a year, quietly…
North Korean Hackers Are Turning Developer Tools Into Malware Delivery Channels
Cybersecurity researchers have flagged two malicious cyber campaigns that exhibit similarities with a persistent North Korean threat cluster…
⚡ Weekly Recap: Chrome 0-Day, UniFi Exploits, macOS Stealers, VPN Flaw and More
Stuff broke again. Not in a movie way. An old tool was left exposed. An abandoned package was abused. A deprecated feature was still running…
The Onboarding Password Mistake That Creates Unnecessary Risk
Employee onboarding is a busy time for IT teams. New starters need devices, accounts, access permissions, and passwords, all delivered within…
Over 400 Arch Linux AUR Packages Hijacked to Deploy Infostealer and eBPF Rootkit
Attackers took over more than 400 packages in the Arch User Repository (AUR) this week and rewrote their build scripts to install a credential…
Agentjacking Attack Tricks AI Coding Agents Into Running Malicious Code
Cybersecurity researchers have described what they say is a new class of attack that can trick artificial intelligence (AI) coding agents into…
Rethinking MDR as Attackers and Defenders Embrace AI
For most of the past decade, managed detection and response was the answer to a real problem. Security teams couldn't staff around the clock,…
INTERPOL Operation Takes Down Sniper Dz Phishing Platform, Arrests Administrator
An INTERPOL-led operation last month resulted in the disruption of Sniper Dz, a decade-long phishing-as-a-service (PhaaS) platform, Group-IB…
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…
ThreatsDay Bulletin: Worm Code Leaked, AI Agent Phished, Claude Code Patch + 28 New Stories
It's been one of those weeks. You expect the usual noise: recycled malware, sloppy attacks, another easy target getting hit. Instead, there's…
Your Automated Pentest Looks Clean. See What It Missed in This Expert Webinar
Your pentest report looks clean. That might be the problem. Run automated pentesting long enough, and the new findings start to dry up. By the…
Researchers Build Self-Replicating AI Worm That Operates Entirely on Local, Open-Weight Models
University of Toronto researchers have built and tested a proof-of-concept AI-driven computer worm that uses a locally hosted open-weight…
Hades PyPI Attack: 19 Packages Poisoned to Auto-Run Bun Credential Stealer
The Miasma supply chain campaign has sparked a fresh attack wave called Hades, this time involving 37 malicious wheel artifacts across 19…
AI Phishing Is Crushing SOCs with Alert Volume: How to Reduce Tier 1 Overload
Phishing has always been a numbers game. AI has turned it into a volume machine. Attackers can now create convincing emails, fake login pages,…
⚡ Weekly Recap: Instagram Account Hacks, Android Zero-Day, GitHub Worm and More
Monday again. The weekend was meant to be quiet. It wasn't. Last week had poisoned packages, a broken AI helper, and a worm tearing through…
IronWorm and New Miasma Worm Variant Hit npm in Supply Chain Attacks
Multiple software supply chain attacks have hit the npm ecosystem, with threat actors using both malicious and poisoned versions of over 50…
FIFA World Cup 2026 Scams Are Already Live: Fake Sites, Banking Malware, and Stolen Logins
Security researchers and the FBI are warning that a wave of FIFA-themed fraud is already hitting World Cup 2026 fans, days before the June 11…
PCPJack Hijacks 230 AWS, Google Cloud, and Azure Servers for Covert SMTP Relay Network
The threat actor known as PCPJack has hijacked cloud servers associated with Amazon Web Services (AWS), Google Cloud, and Microsoft Azure to…
Claude Code GitHub Action Flaw Let One Malicious Issue Hijack Repositories
A security researcher found a flaw in Anthropic's Claude Code GitHub Action that let an attacker take over vulnerable public repositories…
ThreatsDay Bulletin: AI Agents Gone Wrong, Sketchy C2 Tools, ClickFix Tricks, JS Backdoors & 20+ New Stories
It got stupid again. The internet still feels held together with tape. Bad plugins, old bugs, fake tools, trusted apps doing shady things.…
China-Linked TA4922 Expands Phishing Attacks to U.K., Germany, Italy, and South Africa
A new China-linked cybercrime group known as TA4922 has expanded its targeting focus to target European organizations in the U.K., Germany,…
Hackers Spied on a Stock Exchange Executive's Outlook Mailbox for Five Months
Unknown attackers spent at least five months inside the Outlook mailbox of a senior executive at a major global stock exchange, copying the…
Shrinking the IAM Attack Surface through Identity Visibility and Intelligence Platforms (IVIP)
The Fragmented State of Modern Enterprise Identity Enterprise IAM is approaching a breaking point. As organizations scale, identity becomes…
Miasma Supply Chain Attack Compromises Red Hat npm Packages with Credential-Stealing Worm
A new Mini Shai-Hulud supply chain attack campaign, codenamed Miasma, has compromised @redhat-cloud-services packages to steal credentials and…
⚡ Weekly Recap: New Linux Flaw, PAN-OS Exploit, AI-Powered Attacks, OAuth Phishing and More
Monday hit like a cron job with anger issues. A busted auth path here, a repo-side faceplant there, some "patched-ish" thing already getting…
OpenAI Codex Authentication Tokens Stolen in codexui-android npm Supply Chain Attack
Cybersecurity researchers have disclosed details of a new malicious supply chain campaign that's targeting developers using OpenAI Codex…
PAN-OS GlobalProtect Authentication Bypass (CVE-2026-0257) Under Active Exploitation
Palo Alto Networks has warned that a recently disclosed medium-severity security flaw impacting PAN-OS and Prisma Access has come under active…
ChatGPhish Vulnerability Turns ChatGPT Web Summaries Into a Phishing Surface
Cybersecurity researchers have disclosed details of a vulnerability in OpenAI ChatGPT that leverages the artificial intelligence (AI)…
Attackers Use LLM Agent for Post-Exploitation After Marimo CVE-2026-39987 Exploit
An unknown threat actor has been observed using a large language model (LLM) agent to conduct post-compromise actions after obtaining initial…
Malicious Sicoob NuGet Steals Banking Credentials as npm Packages Target Cloud Secrets
Cybersecurity researchers have discovered a malicious NuGet package that masquerades as a C# software development kit for Sicoob, one of…
Kimsuky Deploys HTTPSpy, Expands Arsenal with HelloDoor and VS Code Tunnels
The North Korean state-sponsored threat actor known as Kimsuky (aka Velvet Chollima) has been attributed to a fresh set of cyber attacks…