The Malware tag covers malware families, infrastructure analysis, incident impact, disruption efforts, and defensive guidance to reduce cybersecurity risk.
Search across headline titles and summaries.
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.
Five Eyes nations warn of hit against Ukrainian military systems Russia's Sandworm crew is using an Android malware strain dubbed Infamous Chisel to remotely access Ukrainian soldiers' devices, monitor network traffic, access files, and steal sensitive information, according to a Five Eyes report published Thursday.…
Totally plucked: Agents remotely roasted Windows botnet malware on victims' machines Uncle Sam today said an international law enforcement effort dismantled Qakbot, aka QBot, a notorious botnet and malware loader responsible for losses totaling hundreds of millions of dollars worldwide, and seized more than $8.6 million in illicit cryptocurrency.…
Top of the list to trip sensors Three malware loaders — QBot, SocGholish, and Raspberry Robin — are responsible for 80 percent of observed attacks on computers and networks so far this year.…
ALSO: Euro chip maker breached, crims plan to undermine cyber insurance, and this week's critical vulnerabilities Infosec in Brief No one likes malware, but malicious code that tracks your location is particularly unlovable.…