The Malware tag covers malware families, infrastructure analysis, incident impact, disruption efforts, and defensive guidance to reduce cybersecurity risk.
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Background for this topic.
Malware is software intentionally created or modified to perform unauthorized or harmful actions on a computer, device, or network. The term covers distinct families and functions, including viruses, worms, trojans, spyware, botnet clients, and ransomware; a single sample may combine several capabilities. Its behavior—not its label—determines the security concern: it may execute code, persist, alter or encrypt data, steal credentials, or provide unauthorized remote access.
For practitioners, malware reporting is most useful when it identifies the family or tool conservatively and provides evidence such as affected platforms, samples, infrastructure, or observed behavior. Defenses include promptly patching vulnerable software, restricting execution and privileges, monitoring endpoints and networks, maintaining tested backups, and isolating suspected systems for analysis. Detection should use behavior and verified indicators rather than names alone, since variants change. If malware processes personal or regulated data, investigations should also address privacy, evidence preservation, and applicable reporting obligations.
Plug X and other information-stealing remote-access Trojans are among the malware targeting networking, manufacturing, and logistics companies in Taiwan.
Turkorat-poisoned packages sat in the npm development library for months, researchers say.
Lemon Group's Guerrilla malware model an example of how threat actors are monetizing compromised Android devices, researchers say.
The mobile phone and MacBook giant also rejected nearly 1.7 million app submissions last year in an effort to root out malware and fraud.
Researchers infiltrate a ransomware operation and discover slick services behind Qilin's Rust-based malware variant.
Wide use and lack of support for malware detection technologies has made VMware's virtualization technology a prime target for cyberattackers.