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"Official JDownloader site served malware to Windows and Linux users between May 6 and May 7."
Views expressed in this cybersecurity, cyber crime update are those of the reporters and correspondents. Accessed on 10 May 2026, 1540 UTC.
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Russ Roberts (https://www.hawaiicybersecurityjournal.net).
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Today
IoC > 3 hashes and 1 URL
by Pierluigi Paganini / 2h
•4 TTPs
JDownloader website was hacked to distribute malicious Windows and Linux installers carrying a Python RAT between May 6–7, 2026. JDownloader official website was compromised in a supply chain attack that replaced legitimate Windows and Linux installers with malicious files between May 6 and May 7, 2026. JDownloader is a free, open-source download management application designed to simplify and au
by Pierluigi Paganini / 3h
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter CloudZ RAT potentially steals OTP messages using Pheno plugin Backdoored PyTorch Lightning package drops credential stealer A rigged game: ScarCruft compromises gaming platform in a supply-chain attack Muddying the Tracks: The State-Sponsored Sha
Yesterday
by Pierluigi Paganini / 6h
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. Quasar Linux RAT (QLNX): A Fileless Linux Implant Built for Stealth and Persistence Braintrust security incident raises concerns over AI supply chai
Researchers uncovered QLNX, a Linux RAT targeting developers to steal credentials, log keystrokes, monitor systems, and enable remote access. Security researchers discovered a previously undocumented Linux malware called Quasar Linux RAT (QLNX) that targets developers and DevOps environments. The malicious code can steal credentials, log keystrokes, manipulate files, monitor clipboard activity, a
Braintrust warned customers to rotate API keys after hackers breached an AWS account, exposing secrets tied to cloud-based AI models. AI observability startup Braintrust warned customers to rotate API keys after attackers gained unauthorized access to one of the company’s AWS accounts, potentially exposing secrets used to connect to cloud-based AI models. The company said it discovered suspicious
May 8, 2026
RansomHouse claimed responsibility for the Trellix breach, adding the security firm to its Tor data leak site and sharing screenshots of internal systems. The RansomHouse ransomware group has claimed responsibility for the recent cyberattack on cybersecurity firm Trellix . To support its claims, the gang published screenshots allegedly showing access to internal Trellix services. In early May, th
2 TTPs
by Pierluigi Paganini / 1d
Poland’s ABW confirmed hackers breached ICS at five water plants, gaining ability to alter equipment settings. Russia-linked APT groups suspected. Poland’s Internal Security Agency (ABW) has published a detailed account of a sustained campaign targeting the country’s water plants, documenting security breaches at five water treatment facilities in 2025. The incidents mark one of the clearest docu
Nearly 200,000 Zara customers were exposed in a third-party breach linked to ShinyHunters, revealing emails, purchase history, and support data. Personal data belonging to nearly 197,000 Zara customers has been compromised following a cyberattack on a former technology provider used by Inditex, the Spanish fashion giant behind some of the world’s most recognized retail brands including Bershka, P
2 TTPs
by Pierluigi Paganini / 2d
Dirty Frag: unpatched Linux kernel flaw grants root access on Ubuntu, RHEL and Fedora. A working exploit is already public. Security researchers have disclosed a new unpatched vulnerability in the Linux kernel, code-named Dirty Frag, that allows an unprivileged local user to gain full root access on most major Linux distributions, including Ubuntu, RHEL, Fedora, AlmaLinux, and CentOS Stream. Dirt
May 7, 2026
The Pentagon is integrating AI into military operations, transforming cybersecurity, targeting, and command systems into a unified warfare architecture. May 2026 marks a turning point in the evolution of modern warfare: the convergence of artificial intelligence, cybersecurity, and conventional military power is no longer theoretical. It is becoming an operational reality. The Pentagon has signed
Palo Alto says hackers exploited PAN-OS zero-day CVE-2026-0300 for weeks, gaining root access to exposed firewalls and hiding traces. Palo Alto Networks warned that suspected state-sponsored hackers have been exploiting the critical PAN-OS zero-day CVE-2026-0300 for nearly a month. After exploiting the flaw, attackers deployed tunneling tools such as EarthWorm and ReverseSocks5 , used stolen cred
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in Ivanti Endpoint Manager Mobile (EPMM) to its Known Exploited Vulnerabilities catalog The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a flaw in the Ivanti Endpoint Manager Mobile (EPMM), tracked as CVE-2026-6973 (CVSS score of 7.1), to its Known Exploited Vulnerabilities (KEV) catalog . Ivanti wa
4 TTPs
by Pierluigi Paganini / 3d
Cisco fixed several high‑severity flaws in its enterprise products, including SSRF bugs in Unity Connection that could enable code execution or service disruption. Cisco released patches for multiple high‑severity vulnerabilities affecting its enterprise products. Successful exploitation could allow code execution, server‑side request forgery (SSRF), or denial‑of‑service attacks. Two notable flaw
A new Mirai‑based botnet, xlabs_v1, hijacks ADB‑exposed IoT devices for powerful DDoS attacks, with 21 flooding methods and DDoS‑for‑hire use. A new Mirai ‑derived botnet called xlabs_v1 is hijacking internet‑exposed devices running Android Debug Bridge (ADB) and using them for large‑scale DDoS attacks. Hunt.io discovered the bot on an unsecured server, it includes 21 flood techniques across TCP,
May 6, 2026
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in Palo Alto Networks PAN-OS to its Known Exploited Vulnerabilities catalog The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a flaw in the Palo Alto Networks PAN-OS, tracked as CVE-2026-0300 (CVSS score of 9.3), to its Known Exploited Vulnerabilities (KEV) catalog . The flaw is a buffer overflow tha
Taiwan high‑speed rail was disrupted after a 23‑year‑old student spoofed signals and triggered an emergency alarm, stopping four trains for nearly an hour. Taiwan high‑speed rail system, one of the most important pieces of national infrastructure, was thrown into chaos during the Qingming Festival holiday when several trains suddenly came to an unexpected halt. Experts initially investigated a te
Romanian citizen Gavril Sandu was extradited to the U.S. nearly 17 years after a hacking scheme. He was indicted in 2017 and arrested in 2026. Romanian national Gavril Sandu, 53, has been extradited to the United States for his role in a hacking scheme that took place 17 years ago. “On November 14, 2017, a federal grand jury in Charlotte returned a criminal indictment charging Gavril Sandu, 53, w
Iran-linked APT MuddyWater used ransomware-style tactics to mask espionage, combining phishing, credential theft, data exfiltration, and extortion without encryption. A newly discovered cyber intrusion attributed to the Iran-linked APT MuddyWater (aka SeedWorm , TEMP.Zagros , Mango Sandstorm , TA450 , and Static Kitten ) reveals how state-sponsored attackers are increasingly leveraging ransomware
Apache fixed several flaws in HTTP Server, including CVE-2026-23918 (CVSS score of 8.8), a double-free bug in HTTP/2 that could allow remote code execution. The Apache Software Foundation has released updates to fix multiple vulnerabilities in its HTTP Server, including CVE-2026-23918 (CVSS score of 8.8). The issue involves a “double free” error in HTTP/2 handling that could potentially lead to r
May 5, 2026
Palo Alto Networks warns of a critical PAN-OS flaw (CVE-2026-0300) that is under active attack, allowing unauthenticated remote code execution. Palo Alto Networks has warned that a critical PAN-OS vulnerability, tracked as CVE-2026-0300 (CVSS score of 9.3), is actively exploited in the wild. The flaw is a buffer overflow that allows unauthenticated remote code execution, especially when the User-
A malicious PyTorch Lightning update (v2.6.3) on PyPI spread briefly, stealing credentials and raising major concerns about AI supply chain security. A malicious update of the PyTorch Lightning library exposed developers to credential theft and remote compromise. Attackers uploaded version 2.6.3 to the Python Package Index (PyPI), where it spread among developers before maintainers removed it at
13 TTPs
by Pierluigi Paganini / 4d
Deniss Zolotarjovs was sentenced to 8.5 years in the U.S. after pleading guilty to money laundering and fraud tied to ransomware. Deniss Zolotarjovs , a Latvian national linked to the Karakurt ransomware gang, has been sentenced to 8.5 years in U.S. prison, marking a significant step in efforts to combat global ransomware operations. “A Latvian national was sentenced today to 102 months in prison
Hackers stole data of 119,000 Vimeo users in April. The breach, linked to a third‑party vendor, exposed personal details. Vimeo confirmed a data breach after the ShinyHunters gang stole personal information of 119,000 users in April 2026. According to Have I Been Pwned, the attackers accessed user data through a compromise at Anodot, a third‑party analytics vendor. “In April 2026, the ShinyHunter
by Pierluigi Paganini / 5d
Google patched a critical Android flaw (CVE‑2026‑0073) that lets attackers run code remotely without user action. Google released a security update for Android to address a critical remote code execution flaw, tracked as CVE‑2026‑0073, in the System component. The bug allowed attackers to run code as the shell user without needing extra permissions, or any user interaction. The patch prevents pot
Microsoft revealed a phishing campaign hitting 35,000 users in 26 countries, stealing login tokens via fake code-of-conduct emails and legit services. Microsoft disclosed a major phishing campaign that
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