Latest cybersecurity reporting from selected sources.

Researchers found China’s Daxin rootkit and a new Stupig backdoor on a Taiwan firm’s network, suggesting a stealthy intrusion dating back to 2013. Symantec’s Threat Hunter Team found Daxin running on a compromised host at a Taiwan-based subsidiary of a multinational high-tech manufacturer in 2026. Daxin is a Windows kernel-mode rootkit that Symantec first documented […]

Cybersecurity researchers have disclosed details of sustained cyber espionage activity against several Pakistani law enforcement organizations undertaken by suspected China- and India-aligned threat actors between February 2024 and April 2026

Threat Actor Silently Forwarded Sensitive Emails Matching Strategic TopicsGoogle says Chinese espionage group UNC6508 compromised REDCap environments at North American research institutions, deployed custom malware, stole credentials and covertly forwarded strategically relevant emails through abused compliance rules to support long-term intelligence collection.

Researchers say attacks are laying the groundwork for stealthy espionage activity Around 50,000 ASUS routers have been compromised in a sophisticated attack that researchers believe may be linked to China, according to findings released today by SecurityScorecard's STRIKE team.…

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.

Cybersecurity researchers have shed light on a Chinese-speaking cybercrime group codenamed UAT-8099 that has been attributed to search engine optimization (SEO) fraud and theft of high-value credentials, configuration files, and certificate data.  The attacks are designed to target Microsoft Internet Information Services (IIS) servers, with most of the infections reported in India, Thailand

Defrauding search with custom malware, Potato-family exploits A new China-aligned cybercrime crew named GhostRedirector has compromised at least 65 Windows servers worldwide - spotted in a June internet scan - using previously undocumented malware to juice gambling sites' rankings in Google search, according to ESET researchers.…

145 Organizations Compromised by China-Linked Ransomware Hackers and OthersNearly 150 different organizations' on-premises SharePoint servers have been exploited by attackers targeting the zero-day vulnerabilities now tracked as ToolShell, researchers warn. Early attacks have been attributed to China-linked groups, in some cases leading to Warlock ransomware infections.

Cybersecurity researchers have detailed a new campaign dubbed OneClik that leverages Microsoft's ClickOnce software deployment technology and bespoke Golang backdoors to compromise organizations within the energy, oil, and gas sectors

Crew also cooked up two fresh SparrowDoor backdoor variants, says ESET The China-aligned FamousSparrow crew has resurfaced after a long period of presumed inactivity, compromising a US financial-sector trade group and a Mexican research institute. The gang also likely targeted a governmental institution in Honduras, along with other yet-to-be-identified victims.…

Internet service providers (ISPs) in China and the West Coast of the United States have become the target of a mass exploitation campaign that deploys information stealers and cryptocurrency miners on compromised hosts

New Fortress Information Security research shows 90% of software products used by critical infrastructure organizations contain code developed in China.

Ohm, for flux sake China's Volt Typhoon crew and its botnet are back, compromising old Cisco routers once again to break into critical infrastructure networks and kick off cyberattacks, according to security researchers.…

A Taiwanese government-affiliated research institute that specializes in computing and associated technologies was breached by nation-state threat actors with ties to China, according to new findings from Cisco Talos

Security researchers are warning that China-linked state-backed hackers are increasingly relying on vast proxy networks of virtual private servers and compromised connected devices for cyberespionage operations. [...]

Plus potential links to I-Soon, researchers say Chinese cyberspies have compromised at least 70 organizations, mostly government entities, and targeted more than 116 victims across the globe, according to security researchers.…

The Microsoft consumer signing key stolen by Storm-0558 Chinese hackers provided them with access far beyond the Exchange Online and Outlook.com accounts that Redmond said were compromised, according to Wiz security researchers. [...]

The Microsoft private encryption key stolen by Storm-0558 Chinese hackers provided them with access far beyond the Exchange Online and Outlook.com accounts that Redmond said were compromised, according to Wiz security researchers. [...]

A recent email compromise by Chinese APT group Storm-0558 highlights a lack of access to security logging by many Microsoft 365 license holders, prompting calls from researchers to abolish it.

Researchers at Symantec have uncovered cyberattacks attributed to the China-linked espionage actor APT41 (a.k.a. Winnti) that breached government agencies in Hong Kong and remained undetected for a year in some cases. [...]