WhatsApp compromise leads to Astaroth deployment
Another campaign targeting WhatsApp users in Brazil spreads like a worm and employs multiple payloads for credential theft, session hijacking, and persistence
The Computer Emergency Response Team of Ukraine (CERT-UA) has disclosed details of a new phishing campaign in which the cybersecurity agency itself was impersonated to distribute a remote administration tool known as AGEWHEEZE. As part of the attacks, the threat actors, tracked as UAC-0255, sent emails on March 26 and 27, 2026, posing as CERT-UA…
A Russian-speaking threat behind an ongoing, mass phishing campaign has registered more than 4,300 domain names since the start of the year. The activity, per Netcraft security researcher Andrew Brandt, is designed to target customers of the hospitality industry, specifically hotel guests who may have travel reservations with spam emails. The campaign is said to…
A ransomware-as-a-service (RaaS) operation called VanHelsing has already claimed three victims since it launched on March 7, 2025. “The RaaS model allows a wide range of participants, from experienced hackers to newcomers, to get involved with a $5,000 deposit. Affiliates keep 80% of the ransom payments, while the core operators earn 20%,” Check Point said…
The financially motivated threat actor known as Storm-0501 has been observed refining its tactics to conduct data exfiltration and extortion attacks targeting cloud environments. “Unlike traditional on-premises ransomware, where the threat actor typically deploys malware to encrypt critical files across endpoints within the compromised network and then negotiates for a decryption key,
Cybersecurity researchers have disclosed details of a coordinated spear-phishing campaign dubbed PhantomCaptcha targeting organizations associated with Ukraine’s war relief efforts to deliver a remote access trojan that uses a WebSocket for command-and-control (C2). The activity, which took place on October 8, 2025, targeted individual members of the International Red Cross, Norwegian Refugee
As SaaS and cloud-native work reshape the enterprise, the web browser has emerged as the new endpoint. However, unlike endpoints, browsers remain mostly unmonitored, despite being responsible for more than 70% of modern malware attacks. Keep Aware’s recent State of Browser Security report highlights major concerns security leaders face with employees using the web browser…