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The Malware tag covers malware families, infrastructure analysis, incident impact, disruption efforts, and defensive guidance to reduce cybersecurity risk.

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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.

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Bank Info Security 2 years, 4 months ago

Alert: Info Stealers Target Stored Browser Credentials

Calls Grow to Block Browser-Based Password Storage as Malware Comes CallingSaving passwords in browser-based password managers or via "remember my details" website options might make for simple and fast log-ins for employees, but they also give attackers an easy way to lift legitimate credentials, oftentimes via highly automated, information-stealing malware, experts warn.

Bank Info Security 2 years, 4 months ago

Breach Roundup: White House Calls for Memory-Safe Languages

Also: Malware Campaign Hits GitHub, Affects Over 100,000 ReposThis week, the Biden administration urged software developers to adopt memory-safe programming languages and moved to restrict Chinese connected cars, a pharma giant was breached, researchers found malicious repos in GitHub, the Phobos RaaS group is targeting the U.S., and Zyxel patched devices.

Analysts warn of big leap in cred-harvesting malware activity last year There appears to be an uptick in interest among cybercriminals in infostealers – malware designed to swipe online account passwords, financial info, and other sensitive data from infected PCs – as a relatively cheap and easy way to get a foothold in organizations' IT environments to deploy devastating ransomware.…

Krebs on Security 2 years, 4 months ago

Calendar Meeting Links Used to Spread Mac Malware

Malicious hackers are targeting people in the cryptocurrency space in attacks that start with a link added to the target’s account at Calendly, a popular free calendar application for scheduling appointments and meetings. The attackers impersonate established cryptocurrency investors and ask to schedule a video conference call. But clicking the meeting link provided by the scammers prompts the user to run a script that quietly installs malware on macOS systems.

Bank Info Security 2 years, 4 months ago

North Korean Group Seen Snooping on Russian Foreign Ministry

Espionage Groups Deploy Info Stealer to Monitor Russia's Diplomatic MovesNorth Korean espionage group TA406, aka the Konni Group, deployed information-stealing malware on a Russian government-owned software to spy on the country's foreign ministry officials. This is the latest attack in a North Korean campaign that targets Russian diplomatic activities.

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