Ransomware encrypts or steals data to disrupt operations and extort victims, making backups, access controls, and incident response essential.
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Background for this topic.
Ransomware is malware used to deny access to systems or data, usually by encrypting files and demanding payment for decryption. Many operations also steal sensitive information and threaten to publish it, so an attack can create both an availability crisis and a privacy or disclosure risk. Initial access may involve phishing, stolen credentials, exposed remote services, or exploitation of unpatched vulnerabilities; attackers may then move through the network before deploying the payload.
Defenses should combine vulnerability management, phishing-resistant authentication where practical, endpoint and network monitoring, and backups that are isolated from routine administrator access and regularly tested for recovery. Organizations should also limit privileges and segment critical systems to reduce the blast radius. An incident requires rapid containment, preservation of forensic evidence, restoration from known-good backups, and assessment of notification, legal, and regulatory obligations. Threat intelligence can help identify relevant criminal infrastructure or tactics, but it does not replace sound access control, patching, detection, and recovery practices.
For the right price, threat actors can get just about anything they want to launch a ransomware attack — even without technical skills or any previous experience.
SMBs should patch CVE-2022-32548 now to avoid a host of horrors, including complete network compromise, ransomware, state-sponsored attacks, and more.
The malware packages had names that were common typosquats of a legitimate widely used Python library. One was downloaded hundreds of times.
Venafi investigation of 35 million Dark Web URLs shows macro-enabled ransomware widely available at bargain prices.
Customers across several European countries are urged to update credentials in the wake of the attack that affected a gas-pipeline operator and power company.