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.
A new data wiper malware named 'PathWiper' is being used in targeted attacks against critical infrastructure in Ukraine, aimed at disrupting operations in the country. [...]
The FBI is warning that the BADBOX 2.0 malware campaign has infected over 1 million home Internet-connected devices, converting consumer electronics into residential proxies that are used for malicious activity. [...]
Designing a security-focused Windows Service? Learn more from ThreatLocker about the core components for real-time monitoring, threat detection, and system hardening to defend against malware and ransomware. [...]
Designing a security-focused Windows Service? Learn more from ThreatLocker about the core components for real-time monitoring, threat detection, and system hardening to defend against malware and ransomware. [...]
The U.S. Department of State has announced a reward of up to $10 million for any information on government-sponsored hackers with ties to the RedLine infostealer malware operation and its suspected creator, Russian national Maxim Alexandrovich Rudometov. [...]
The latest version of the 'Crocodilus' Android malware has introduced a new mechanism that adds a fake contact on the infected device's contact list to deceive victims. [...]
The "Russian Market" cybercrime marketplace has emerged as one of the most popular platforms for buying and selling credentials stolen by information stealer malware. [...]