Attackers abuse QEMU to hide malware in virtual machines, bypass detection, steal data, and deploy ransomware without leaving any trace. Sophos researchers report a rise in attackers abusing QEMU, an open-source emulator, to hide malicious activity inside virtual machines. By…
Tag: Security Affairs
Nexcorium Mirai variant exploits TBK DVR flaw to launch DDoS attacks
A Mirai variant called Nexcorium exploits a flaw in TBK DVRs to infect devices and use them in DDoS attacks, along with outdated TP-Link routers. Fortinet researchers found that threat actors are exploiting vulnerabilities in TBK DVRs and end-of-life TP-Link…
Microsoft Defender under attack as three zero-days, two of them still unpatched, enable elevated access
Attackers exploit three Microsoft Defender zero-days, code-named BlueHammer, RedSun, and UnDefend, to gain elevated access. Attackers are exploiting three recently disclosed zero-day flaws in Microsoft Defender to gain higher privileges on compromised systems. The vulnerabilities, called BlueHammer, RedSun, and UnDefend,…
Kyrgyzstan-based crypto exchange Grinex shuts down after $13.7M cyber heist, blames Western Intelligence
Grinex halted operations after a $13.7M hack, blaming Western intelligence. Stolen funds came from wallets of Russian users on the platform. Kyrgyz crypto exchange Grinex halted operations after a threat actor stole $13.7 million in a cyber attack that the…
DraftKings hacker sentenced to prison, ordered to pay $1.4 Million
A DraftKings hacker got 30 months in prison for selling stolen credentials and must pay over $1.4 million in fines and restitution. Kamerin Stokes, 23, from Memphis (aka TheMFNPlug), received a 30-month prison sentence for his role in a 2022…
Operation PowerOFF: 53 DDoS domains seized and 3 Million criminal accounts uncovered
Operation PowerOFF shut down 53 DDoS-for-hire domains, arrested four suspects, and exposed data on over 3 million criminal user accounts. Operation PowerOFF is an international law enforcement action that dismantled 53 domains linked to DDoS-for-hire services used by over 75,000…
Inside ZionSiphon: politically driven malware aims at Israeli water systems
New ZionSiphon malware targets water systems, and allows attackers to alter pressure and chlorine levels. A flaw makes it ineffective for now. Darktrace analyzed ZionSiphon, a new malware designed to target water treatment and desalination systems, which aims to disrupt…
U.S. CISA adds a flaw in Apache ActiveMQ to its Known Exploited Vulnerabilities catalog
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in Apache ActiveMQ to its Known Exploited Vulnerabilities catalog The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a flaw in Apache ActiveMQ, tracked as CVE-2026-34197 (CVSS score of 8.8), to…
Cisco fixed four critical flaws in Identity Services and Webex
Cisco fixed four critical flaws in Identity Services and Webex that could allow code execution and user impersonation. Cisco has addressed four critical vulnerabilities affecting its Identity Services and Webex platforms. The flaws could allow attackers to execute arbitrary code…
Cookeville Regional Medical Center hospital data breach impacts 337,917 people
A ransomware attack on Cookeville Regional Medical Center hospital (Tennessee) exposed data of 337,000 people after hackers stole 500GB of sensitive information from its systems. A ransomware attack on Cookeville Regional Medical Center (CRMC) in Tennessee led to a major…
AI platform n8n abused for stealthy phishing and malware delivery
Attackers abuse AI automation platform n8n to run phishing campaigns, deliver malware, and evade security by using trusted infrastructure. Threat actors are exploiting the popular AI workflow automation platform n8n to launch advanced phishing campaigns, deliver malware, and collect device…
From clinics to government: UAC-0247 expands cyber campaign across Ukraine
CERT-UA reports UAC-0247 targeting Ukrainian clinics and government bodies with malware stealing data from Chromium browsers and WhatsApp. CERT-UA has revealed a cyber campaign by the threat actor UAC-0247 targeting Ukrainian government entities and municipal healthcare facilities, including clinics and…
Sweden reports cyberattack attempt on heating plant amid rising energy threats
Sweden says a pro-Russian group attacked a heating plant in 2025. The failed cyberattack highlights growing threats to Europe’s energy infrastructure. Sweden has blamed a pro-Russian group linked to Russian intelligence for a failed cyberattack on a heating plant in…
CVE-2026-33032: severe nginx-ui bug grants unauthenticated server access
An actively exploited critical nginx-ui flaw (CVE-2026-33032) lets attackers bypass authentication and take full control of Nginx servers. A critical vulnerability in nginx-ui, tracked as CVE-2026-33032 (CVSS score of 9.8), is being actively exploited, allowing attackers to bypass authentication and…
U.S. CISA adds Microsoft SharePoint Server, and Microsoft Office Excel flaws to its Known Exploited Vulnerabilities catalog
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Microsoft SharePoint Server, and Microsoft Office Excel flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added Apple, Laravel Livewire and Craft CMS flaws to its Known…
Mirax malware campaign hits 220K accounts, enables full remote control
Mirax, a new Android RAT, spread via Meta ads, infected 220,000 users and turns devices into SOCKS5 proxies, giving attackers full remote control. Mirax is a new Android remote access trojan spreading through ads on Meta platforms, targeting mainly Spanish-speaking…
PHP Composer flaws enable remote command execution via Perforce VCS
Two high-severity flaws in PHP Composer could let attackers run arbitrary commands via malicious repository configs and crafted inputs affecting Perforce VCS. Two high-severity vulnerabilities in PHP Composer could allow attackers to execute arbitrary commands. PHP Composer is a dependency…
Microsoft Patch Tuesday for April 2026 fixed actively exploited SharePoint zero-day
Microsoft Patch Tuesday security updates for April 2026 fixed 165 vulnerabilities, including an actively exploited SharePoint zero-day. Microsoft Patch Tuesday security updates addressed 165 vulnerabilities, making it one of the largest updates by CVE count. One of the most interesting…
Personal data of 1 million gym members compromised in Basic-Fit security incident
A breach at Basic-Fit exposed data of 1M members, including names, birth dates and bank details after unauthorized access. Basic-Fit, Europe’s largest gym chain, has disclosed a data breach affecting around 1 million members. Hackers gained unauthorized access to the…
US, UK and Canada disrupt $45M crypto theft in Operation Atlantic
US, UK and Canada ran Operation Atlantic, uncovering $45M in crypto theft and freezing $12M to return to victims. An international law enforcement operation from the US, UK and Canada, codenamed Operation Atlantic, has targeted large-scale cryptocurrency theft schemes. Authorities…