#StopRansomware: Cuba Ransomware

Summary Actions to take today to mitigate cyber threats from ransomware: • Prioritize remediating known exploited vulnerabilities. • Train users to recognize and report phishing attempts. • Enable and enforce phishing-resistant multifactor authentication. Note: This joint Cybersecurity Advisory C...

FIN7 Hackers Leveraging Password Reuse and Software Supply Chain Attacks

The notorious cybercrime group known as FIN7 has diversified its initial access vectors to incorporate software supply chain compromise and the use of stolen credentials, new research has revealed. "Data theft extortion or ransomware deployment following FIN7-attributed activity at multiple...

Master Key for Hive Ransomware Retrieved Using a Flaw in its Encryption Algorithm

Researchers have detailed what they call the "first successful attempt" at decrypting data infected with Hive ransomware without relying on the private key used to lock access to the content. "We were able to recover the master key for generating the file encryption key without the attacker's...

LockFile Ransomware Bypasses Protection Using Intermittent File Encryption

A new ransomware family that emerged last month comes with its own bag of tricks to bypass ransomware protection by leveraging a novel technique called "intermittent encryption." Called LockFile, the operators of the ransomware have been found exploiting recently disclosed flaws such as ProxyShel...

Ransomware attacks on Hospitals put Patients at Risk

Just last week, the Federal Bureau of Investigation FBI issued an urgent "Flash" message to the businesses and organisations about the threat of Samsam Ransomware, but the ransomware has already wreaked havoc on some critical infrastructure. MedStar, a non-profit group that runs 10 hospitals in t...