Hackers are exploiting a macOS Screen Sharing flaw to gain root access and install Monero miners on Macs with port 5900 exposed online. The Dutch National Cyber Security Centre confirmed active exploitation of a critical macOS authentication flaw, tracked as CVE-2026-65400 (CVSS score of 9.8), less than two weeks after Apple shipped the fix. The […]
Lazarus targets defense professionals with fake Lockheed Martin jobs, exploiting a Windows zero-day to deploy backdoors and evade security controls. Check Point Research has uncovered a new wave of Operation Dream Job, the long-running North Korean campaign that lures defense and aerospace professionals with convincing fake job offers. This iteration is more dangerous than previous […]
Brown Health Medical Group-MA breach exposed personal, medical, and financial data of over 311,000 individuals after hackers accessed its servers. Brown Health Medical Group-MA data breach exposed personal, medical, and financial data of over 311,000 individuals after hackers accessed its servers. The healthcare group identified a data security breach involving a legacy file server on […]
An alleged Ryuk ransomware member pleaded guilty in the U.S. for helping deploy attacks on American companies and faces up to 15 years in prison. Armenian national Karen Serobovich Vardanyan (34) pleaded guilty in the U.S. for his role in Ryuk ransomware attacks targeting American organizations between 2019 and 2020. Extradited from Ukraine after his […]
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Hijacked npm Packages Use Novel VSCode Autorun and Blockchain Dead Drops to Deploy a Credential/Crypto Stealer Building a CI/CD pipeline for Sigma rules Inside StegoAd: How a Threat Actor Evolved to Fuel Silent Ad […]
81 Million Login Attempts, 78 Compromised Accounts: The LSHIY Password Spray Hitting Azure CLI Huntress researchers have been tracking a massive automated password spray campaign against Microsoft Azure CLI environments since June 12, 2026. A password spray attack is when attackers try a small number of common passwords across many accounts instead of many passwords […]
Microsoft warns of a phishing campaign targeting the hospitality sector with fake guest emails that install TonRAT using resilient persistence. Microsoft Threat Intelligence published a detailed analysis on an ongoing hacking campaign against hospitality organizations that has been running since April 2026. The targets are specific: device names observed across compromised environments include strings like […]
DirtyClone: a Linux kernel privilege escalation that silently rewrites executables in memory, leaving no disk trace. Patch now. JFrog Security Research published a working exploit walkthrough on June 25 for CVE-2026-43503 (CVSS score of 8.8), a Linux kernel privilege escalation they call DirtyClone. It’s the fourth vulnerability in the DirtyFrag family, all sharing the same […]
USB .lnk malware steals crypto via clipboard hijack, replaces wallet addresses, steals seed phrases, and screenshots. Microsoft Threat Intelligence has been tracking a clipboard-stealing malware (Clipper) campaign since February 2026 that targets cryptocurrency wallets. A clipper is a type of malicious software that monitors and manipulates your clipboard, the temporary memory where data is stored […]
Ukrainian national Oleksii Lytvynenko pleaded guilty in the U.S. for his role in Conti ransomware attacks targeting victims worldwide. Oleksii Oleksiyovych Lytvynenko (44), a Ukrainian national extradited from Ireland to the U.S., has pleaded guilty to conspiracy to commit wire fraud for his involvement in the Conti ransomware operation. Prosecutors said he helped conduct attacks […]