Latest cybersecurity reporting from selected sources.

Also: Gas Station Monitoring Systems Under Attack, Spanish Teen Doxer ArrestedThis week, more happened than fits here: Microsoft tried to make nice with researchers, gas tank gauges under attack in the United States, fake FIFA websites are everywhere. Russia cried cyberespionage, Spanish police arrested a teenage doxer, a Oracle WebLogic flaw was actively exploited.

Cybersecurity researchers have discovered a remote access toolkit of Russian-origin that's distributed via malicious Windows shortcut (LNK) files that are disguised as private key folders

Also, Telus Breach, Microsoft Hotpatching, Interpol Malicious IP TakedownThis week, Russian hacker OpSec failure, Interpol helped disrupt 45,000 malicious IPs, the FBI is looking for an ATM jackpotting suspect and Telus disclosed a breach. Windows hotpatching, an FTP exploit, a foiled attack on a nuclear research center and China-linked espionage.

Chinese Hackers Target European Diplomats with LNK File FlawChinese nation-state hackers are exploiting a Windows vulnerability to hack European diplomatic outposts, say security researchers - but operating system giant Microsoft says the flaw doesn't merit a patch. Hackers used a flaw already compromised by North Korea and Russia.

Researchers have disrupted an operation attributed to Russian state-sponsored threat group Midnight Blizzard, who sought access to Microsoft 365 accounts and data. [...]

Russian organizations have been targeted as part of an ongoing campaign that delivers a previously undocumented Windows spyware called Batavia

Trend Research discusses the delivery methods, custom payloads, and techniques used by Water Gamayun, the suspected Russian threat actor abusing a zero-day vulnerability in the Microsoft Management Console framework (CVE-2025-26633) to execute malicious code on infected machines.

Trend Research identified Russian threat actor Water Gamayun exploiting CVE-2025-26633, a zero-day vulnerability in the Microsoft Management Console that attackers exploit to execute malicious code and exfiltrate data.

Hackers Use Stolen Certificates to Bypass Endpoint Detection and ResponseA Russian-speaking ransomware group has been deploying a malicious Windows PE driver that imitates a legitimate CrowdStrike Falcon driver to bypass endpoint security, warn researchers. The driver disables endpoint detection and response software by stripping process protections.

ESET Discovers Two Major Vulnerabilities Exploited by Russian RomCom Hacking GroupTwo vulnerabilities in Mozilla products and Windows are actively exploited by RomCom, a Kremlin-linked cybercriminal group known for targeting businesses and conducting espionage, warn security researchers from Eset. Exploiting the two flaws together enables attackers to execute arbitrary code.

Hackers Used LLMs to Perform Tasks That Non-AI Tools Can PerformNation-state hackers including Russian military intelligence and hackers backed by China have used OpenAI large language models for research and to craft phishing emails, the artificial intelligence company disclosed Tuesday in conjunction with major financial backer Microsoft.

The North Korean nation-state group Kimusky has been linked to a new set of malicious activities directed against political and diplomatic entities located in its southern counterpart in early 2022

Researchers have spotted the threat group, also known as Fancy Bear and Sofacy, using the Windows MSDT vulnerability to distribute information stealers to users in Ukraine.

Threat actors already are exploiting vulnerability, dubbed ‘Follina’ and originally identified back in April, to target organizations in Russia and Tibet, researchers said.

Six Russian state-backed threat actors have lunched 237 cyberattacks on Ukraine's infrastructure, new research from MIcrosoft shows.