Security | Threat Detection | Cyberattacks | DevSecOps | Compliance

CISA adds two bugs to the KEV catalog, UAC-0050 distributes Remcos RAT with phishing tactics, and an updated version of Meduza Stealer launches on the dark web.

For the first time ever, the U.S. Justice Department announced the existence of an FBI-developed decryption tool that has been used to save hundreds of victim organizations attacked by one of the most prolific ransomware variants in the world. In an announcement made last month, the Justice Department made the world aware of the existence of a decryption tool to be used by those organizations hit by Blackcat – also known as ALPHV or Noberus.

This mechanism is intended to simplify installing Windows apps after cybercriminals started using it to spread malware loaders that resulted in ransomware and backdoor outbreaks. The feature in question is called the ms-appinstaller consistent resource identifier plan, and its initial purpose was to make deploying Windows programs to devices simpler.

AT&T Alien Labs has identified a campaign to deliver AsyncRAT onto unsuspecting victim systems. During at least 11 months, this threat actor has been working on delivering the RAT through an initial JavaScript file, embedded in a phishing page. After more than 300 samples and over 100 domains later, the threat actor is persistent in their intentions.

A flaw found by security researchers in the encryption software allows victim organizations to use “Black Basta Buster” to recover some of their data – but there’s a catch. We’ve all heard – for as long as ransomware attacks have been happening, you either need to pay the ransom or recover from backups. But a third option has now sprouted up on GitHub.

Read also: Four people arrested over ChatGPT-linked ransomware attacks, a scammer charged for stealing $7.5M from two charities, and more.