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.
The MirrorFace group has deployed popular malware LodeInfo for spying and data theft against certain members of the Japanese House of Representatives.
Check out our slideshow detailing the emerging cybersecurity trends in cloud, creating a defensible Internet, malware evolution, and more that lit up audiences in London.
New research also analyzes the commoditization of adversary-in-the-middle attacks, JavaScript obfuscation in exploit kits, and a malware family with Gothic Panda ties.
Money-lending apps built using the Flutter software development kit hide a predatory spyware threat and highlight a growing trend of using personal data for blackmail.