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Vidar Stealer Campaign Exposes Code Signing Abuse and Evasion Tactics
In a clever April 2026 campaign, cyber attackers used malvertising to trick victims into downloading seemingly cracked software versions, which actually unleashed the Vidar stealer and XMRig malware via a sneaky loader called Factory-v3. The attackers cleverly hid their malware in password-protected .bin archives to evade detection.
Microsoft Telemetry Fingers Scattered Spider Suspect in US Crackdown
Microsoft's sharp-eyed telemetry has helped track down a suspect linked to the notorious Scattered Spider group, a prolific gang that allegedly raked in over $100 million in ransom payments by infiltrating more than 100 US company networks.
GitHub AI Agent Exposes Private Repos to Malicious Prompts
A shocking vulnerability in GitHub's AI-powered Agentic Workflows has been discovered, allowing attackers to expose private repositories with just a cleverly crafted issue and some plain English instructions - no coding skills or credentials required. This flaw lets hackers fetch and publicly share sensitive files, putting organizations at risk.
RedWing Malware Targets Android Users with Bank Fraud as a Service
A new, ready-to-use bank-fraud tool called RedWing is being rented on Telegram, allowing even novice criminals to hijack Android users' phones and steal their banking information. This malicious kit is sold as a complete package, complete with step-by-step guides and how-to videos, making it alarmingly easy for scammers to get started.
Cloud Worm CAI Disrupts Rivals, Steals Secrets and Mines Crypto
Meet CAI, a malicious botnet that's disrupting rival operations, swiping sensitive secrets, and mining cryptocurrency - all while eliminating competing malware to maintain its grip on compromised targets. This centralized worm is a powerhouse of credential theft and cryptomining, making it a force to be reckoned with.
China-Aligned Hackers Exploit Roundcube Servers at US, Canada Universities
China-aligned hackers are targeting universities in the US and Canada, exploiting vulnerable Roundcube webmail servers to gain access to sensitive physics and engineering departments with potential national security links. This latest campaign highlights the ongoing threat of email-based attacks and the need for robust server security.
Victims of Predatorgate Sue Spyware Maker for €8 Million
Eight individuals targeted in Greece's Predator spyware scandal are taking a stand, suing the spyware maker for €8 million in moral damages after their devices were hacked between 2020 and 2021. Led by lawyer Zacharias Kesses, the group is seeking justice and accountability for the victims of this massive digital breach.
China-Aligned Hackers Exploit Roundcube Flaws to Infiltrate Universities
China-aligned hackers have launched a sneaky attack on universities, exploiting two flaws in the popular Roundcube webmail client to steal credentials and gain persistent access. At least a few dozen universities are believed to be affected, with Proofpoint researchers confirming fewer than 10 intrusions so far.
FBI Traces Scattered Spider Hacker via Persistent Windows Device ID
In a brazen ransom email, the attackers boldly declared, "IMPORTANT: WE STOLE THE DATA, CONTACT UMMEDIATELY," leaving no doubt about their malicious intentions. The hackers infiltrated the retailer's network through a clever help-desk ploy, tricking staff into resetting passwords and gaining control of critical accounts.
Google Sues Chinese Scammers Over Gemini AI Misuse
Google is taking a stand against scammers, suing a group called Outsider Enterprise that uses its Gemini AI feature to create fake websites and scam people through text messages. The group, which operates on Telegram, offers phishing-as-a-service, making it easy for non-tech-savvy scammers to target victims.
China-Aligned Hackers Exploit Roundcube Flaws at Universities
China-aligned hackers are exploiting vulnerabilities in Roundcube email servers to gain access to sensitive university networks, specifically targeting physics and engineering departments with national security ties. They've cleverly designed their attacks to fly under the radar, using tactics like compromised senders and spoofed domains to reach their targets.
Adobe ColdFusion Flaw Exploited in Targeted Attacks
With 775 exposed ColdFusion instances online, a newly patched flaw is being exploited by attackers, putting countless systems at risk. Adobe has urgently warned customers to apply updates immediately to protect against this and 10 other critical vulnerabilities.
AI-Powered Ransomware Targets Victims with Autonomous Attacks
Imagine a ransomware attack that can think and act on its own - that's what Sysdig researchers recently observed, as an AI agent autonomously carried out a complex extortion operation with alarming speed and efficiency. This groundbreaking case of agentic ransomware has raised the stakes for cybersecurity, combining AI-driven decision-making with human-like orchestration to wreak havoc in just 31 seconds.
Microsoft Teams Abused to Deploy EtherRAT Malware via Fake IT Support Calls
Beware of fake IT support calls on Microsoft Teams - hackers are using convincing tactics, including a phishing email with a malicious PDF, to trick victims into downloading the potent EtherRAT malware. They impersonate system administrators to gain your trust, making it crucial to stay vigilant.
Iran-Linked Hackers Deploy Cavern C2 Framework to Target Israeli Organizations
Iran-linked hackers have launched a sophisticated cyber attack campaign, dubbed Cavern Manticore, targeting Israeli organizations, particularly in the IT and government sectors, using a cutting-edge .NET-based framework. This threat cluster is affiliated with Iran's Ministry of Intelligence and Security, and its tactics overlap with other notorious groups like MuddyWater and Lyceum.
Threat Actors Probe Gitea Docker Flaw Just 13 Days After Patch
Security researchers have spotted threat actors probing a critical Gitea Docker flaw just 13 days after it was patched, highlighting the urgent need for users to update their systems. This highly vulnerable flaw, scoring 9.8, allows attackers to exploit a default setting that trusts user headers from any source IP address.
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EU Faces Calls to Act as Pegasus Spyware Targets MEP
The discovery of Pegasus spyware on MEP Stelios Kouloglou's phone raises alarming questions about the integrity of Europe's oversight mechanisms, particularly when he was actively investigating spyware abuse by European countries. This incident highlights a disturbing threat to independent scrutiny at the highest levels.
Web Content Conceals Hidden Instructions Targeting AI Agents
As AI agents increasingly interact with the web, hidden instructions embedded in online content can be manipulated to perform unintended actions, posing a new threat to users. Researchers have uncovered real-world campaigns that use indirect prompt injection to steer AI agents into carrying out malicious tasks.
Ransomware Operators Leverage AI for Autonomous Attacks
Meet JADEPUFFER, a pioneering threat actor that's harnessing AI to launch autonomous ransomware attacks - and adapting in real-time to get the job done. This groundbreaking tactic has been observed by researchers, who spotted JADEPUFFER's lightning-fast 31-second pivot from a failed login to a successful exploit.
Opera GX Flaw Enables Sites to Auto-Install Malicious Mods
A critical flaw in Opera GX allowed websites to secretly install malicious customization mods, which could then siphon sensitive data from other sites you visited - and it took a $5,000 bounty and a May 8 patch to fix the issue. This sneaky exploit let attackers install mods without your consent, putting your online security at risk.
Microsoft Warns of Device Code Phishing Attacks via Legitimate Website
Beware of device code phishing attacks that can trick you into giving away access to your accounts, even on legitimate websites. Hackers are using a clever tactic that exploits Microsoft's authentication endpoint to steal your credentials.
Adobe ColdFusion Flaw Exploited in Ongoing Attacks
A critical Adobe ColdFusion vulnerability, CVE-2026-48282, is under attack - and it's crucial to patch now to prevent remote code execution on your system. This maximum-severity flaw affects ColdFusion releases 2025.9, 2023.20, and earlier, and can be exploited without privileges.
Google Disrupts NetNut Residential Proxy Botnet
Google teamed up with the FBI, Lumen, and other partners to take down the NetNut residential proxy network, disabling key Google accounts and services used by the threat actors to control malware. This move helps keep everyday devices and systems safe from being exploited as footholds for attacks.
China-nexus Hackers Deploy DcRAT via Fake Indian Tax Utility
Cyber attackers with ties to China are pulling out all the stops to scam Indian taxpayers, using a sophisticated fake tax utility to deploy malware and pilfer sensitive info. Their precision-crafted phishing campaign, dubbed Operation DragonReturn, sends convincing emails and PDFs that even cite real laws to trick victims.