Latest cybersecurity reporting from selected sources.

Researchers at Check Point link ‘Amarath-Dragon’ attacks to prolific Chinese cyber-espionage operation

Russia-linked hacking group Fancy Bear is exploiting a brand-new vulnerability in Microsoft Office, CERT-UA says

A Chinese hacking group is deploying Warlock ransomware on Microsoft SharePoint servers vulnerable to widespread attacks targeting the recently patched ToolShell zero-day exploit chain. [...]

But Hacking Groups of All Stripes Now Have Access to Exploit Code, Researchers WarnMicrosoft said an attack campaign targeting zero-day vulnerabilities in on-premises SharePoint servers appears to have begun by July 7, tied to three Chinese hack groups. With proof-of-concept exploit code now in the wild, security experts said hackers of all stripes have joined the fray.

Microsoft has formally tied the exploitation of security flaws in internet-facing SharePoint Server instances to two Chinese hacking groups called Linen Typhoon and Violet Typhoon as early as July 7, 2025, corroborating earlier reports

The threat actors behind the zero-day exploitation of a recently-patched security vulnerability in Microsoft Windows have been found to deliver two new backdoors called SilentPrism and DarkWisp

Mustang Panda Uses MAVInject to Evade Antivirus DetectionA Chinese state-sponsored hacking group is abusing a legitimate Microsoft tool to evade security and install backdoors on government systems in the Asia-Pacific region. The threat actor uses MAVInject.exe to inject malware into waitfor.exe.

Welcome to this week’s Cybersecurity News Recap. Discover how cyber attackers are using clever tricks like fake codes and sneaky emails to gain access to sensitive data. We cover everything from device code phishing to cloud exploits, breaking down the technical details into simple, easy-to-follow insights

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.

The Iranian state-sponsored hacking group APT34, aka OilRig, has recently escalated its activities with new campaigns targeting government and critical infrastructure entities in the United Arab Emirates and the Gulf region. [...]

Cryptocurrency Users Targeted in Latest Campaign Involving FudModule RootkitA hacking group tied to North Korea exploited a zero-day vulnerability in the open source Google Chromium web browser to try and steal cryptocurrency, Microsoft said. The attack campaign is the latest to involve a sophisticated North Korean rootkit called FudModule. Google has fixed the flaw.

At Black Hat USA, security researcher Michael Bargury released a "LOLCopilot" ethical hacking module to demonstrate how attackers can exploit Microsoft Copilot — and offered advice for defensive tooling.

​Microsoft warns that the Russian APT28 threat group exploits a Windows Print Spooler vulnerability to escalate privileges and steal credentials and data using a previously unknown hacking tool called GooseEgg. [...]

​Microsoft warns that the Russian APT28 threat group exploits a Windows Print Spooler vulnerability to escalate privileges and steal credentials and data using a previously unknown hacking tool called GooseEgg. [...]

It’s taken months for crims to hack together a working exploit chain Security experts claim ransomware criminals have got their hands on a functional exploit for a nearly year-old critical Microsoft SharePoint vulnerability that was this week added to the US's must-patch list.…

Financially Motivated Actors Targeting US, EU and LATAM CountriesFinancially motivated Turkish hackers are targeting Microsoft SQL servers in the United States, Europe and Latin America in hacking that ultimately ends with deployment of Mimic ransomware or the sale of access to infected hosts on criminal online markets.

Microsoft says that the North Korean Lazarus and Andariel hacking groups are exploiting the CVE-2023-42793 flaw in TeamCity servers to deploy backdoor malware, likely to conduct software supply chain attacks. [...]

On the third day of the Pwn2Own hacking contest, security researchers were awarded $185,000 after demonstrating 5 zero-day exploits targeting Windows 11, Ubuntu Desktop, and the VMware Workstation virtualization software. [...]

A new hacking campaign exploits Sunlogin flaws to deploy the Sliver post-exploitation toolkit and launch Windows Bring Your Own Vulnerable Driver (BYOVD) attacks to disable security software. [...]

The notorious FIN7 hacking group uses an auto-attack system that exploits Microsoft Exchange and SQL injection vulnerabilities to breach corporate networks, steal data, and select targets for ransomware attacks based on financial size. [...]