Cybersecurity researchers devised two attack techniques to disrupt the operations of cryptocurrency mining botnets. Akamai Researchers uncovered two novel techniques to disrupt cryptocurrency mining botnets by exploiting flaws in common mining topologies. Current methods to stop cryptocurrecy mining botnets are pool bans…
Category: Security Affairs
Prometei botnet activity has surged since March 2025
Prometei botnet activity has surged since March 2025, with a new malware variant spreading rapidly, Palo Alto Networks reports. Palo Alto Networks warns of a spike in Prometei botnet activity since March 2025, the researchers observed a new variant spreading…
The U.S. House banned WhatsApp on government devices due to security concerns
The U.S. House banned WhatsApp on official devices over security concerns, citing risks flagged by the Chief Administrative Officer. The U.S. House has banned WhatsApp on government devices due to data security concerns. Similar restrictions apply to AI tools like…
Russia-linked APT28 use Signal chats to target Ukraine official with malware
Russia-linked group APT28 uses Signal chats as an attack vector to phish Ukrainian officials with new malware strains. Russia-linked cyberespionage group APT28 is targeting Ukrainian government officials using Signal chats to deliver two new types of malware, tracked as BeardShell…
U.S. warns of incoming cyber threats following Iran airstrikes
U.S. warns of cyberattacks by pro-Iranian groups after launching airstrikes on Iran’s nuclear sites amid the Iran –Israel war starting June 13, 2025. The Iran conflict raises cyber threat levels in the U.S., with likely low-level attacks by pro-Iranian hacktivists…
China-linked APT Salt Typhoon targets Canadian Telecom companies
Canada and FBI warn of China-linked APT Salt Typhoon targeting Canadian telecom firms in ongoing cyber espionage operations. The Canadian Centre for Cyber Security and the FBI warn that China-linked APT cyber espionage group Salt Typhoon, is targeting Canadian telecom…
McLaren Health Care data breach impacted over 743,000 people
The ransomware attack that hit McLaren Health Care in 2024 exposed the personal data of 743,000 individuals. McLaren Health Care is notifying over 743,000 people of a data breach discovered on August 5, 2024. McLaren discovered suspicious activity on its…
American steel giant Nucor confirms data breach in May attack
American steel giant Nucor confirms hackers stole data in a May cyberattack, following its earlier disclosure of the incident. Nucor, North America’s largest steel maker, confirmed hackers stole some data in a May cyberattack, following its earlier disclosure of the…
Iran-Linked Threat Actors Cyber Fattah Leak Visitors and Athletes’ Data from Saudi Games
Cyber Fattah leaked thousands of records on athletes and visitors from past Saudi Games, per U.S.-based cybersecurity firm Resecurity. Resecurity (USA) identified the threat actors associated with the “Cyber Fattah” movement leaked thousands of records containing information about visitors and…
The financial impact of Marks & Spencer and Co-op cyberattacks could reach £440M
UK’s Cyber Monitoring Centre (CMC) labels Marks & Spencer and Co-op cyberattacks a Category 2 event, estimating financial impact at £270M–£440M. The Cyber Monitoring Centre (CMC) has labeled the recent cyberattacks on Marks & Spencer and Co-op as a Category…
Qilin ransomware gang now offers a “Call Lawyer” feature to pressure victims
Qilin ransomware gang now offers a “Call Lawyer” feature to help affiliates pressure victims into paying, per Cybereason. The Qilin ransomware group is now offering legal support to its affiliates through a “Call Lawyer” feature to pressure victims into paying.…
Security Affairs newsletter Round 529 by Pierluigi Paganini – INTERNATIONAL EDITION
A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. Iran…
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 50
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Critical Langflow Vulnerability (CVE-2025-3248) Actively Exploited to Deliver Flodrix Botnet Predator Still Active, with New Client and Corporate Links Identified Threat…
Iran confirmed it shut down internet to protect the country against cyberattacks
Iran confirmed an Internet shutdown to counter Israeli cyberattacks, citing threats to critical infrastructure, and interfere with drone control. Iran experienced a near-total internet blackout on Wednesday as tensions with Israel escalated into the first week of conflict. However, the…
Godfather Android trojan uses virtualization to hijack banking and crypto apps
Godfather Android trojan uses virtualization to hijack banking and crypto apps, stealing user funds, warns mobile security firm Zimperium. Zimperium zLabs has uncovered a major evolution of the GodFather Android trojan, which uses on-device virtualization to hijack real banking and…
Cloudflare blocked record-breaking 7.3 Tbps DDoS attack against a hosting provider
Cloudflare blocked a record-breaking 7.3 Tbps DDoS attack in May 2025. Cloudflare blocked a record 7.3 Tbps DDoS attack in May 2025, 12% greater than its previous peak and 1 Tbps greater than the attack reported by the popular cyber…
Linux flaws chain allows Root access across major distributions
Researchers discovered two local privilege escalation flaws that could let attackers gain root access on systems running major Linux distributions. Qualys researchers discovered two local privilege escalation (LPE) vulnerabilities, an attacker can exploit them to gain root privileges on machines…
A ransomware attack pushed the German napkin firm Fasana into insolvency
A cyberattack pushed the German napkin firm Fasana into insolvency, likely worsening existing financial troubles and serving as the final blow. German napkin maker Fasana filed for insolvency after a major cyberattack on May 19 paralyzed its systems, halting over…
Researchers discovered the largest data breach ever, exposing 16 billion login credentials
Researchers discovered the largest data breach ever, exposing 16 billion login credentials, likely due to multiple infostealers. Researchers announced the discovery of what appears to be the largest data breach ever recorded, with an astonishing 16 billion login credentials exposed.…
China-linked group Salt Typhoon breached satellite firm Viasat
China-linked APT Typhoon has reportedly targeted satellite firm Viasat, the group has breached multiple telecom providers in the past. China-linked APT group Salt Typhoon hacked the satellite communications firm Viasat, the cyber-espionage group has previously breached the networks of multiple…