AstraLocker ransomware shuts down and releases decryptors

The threat actor behind the lesser-known AstraLocker ransomware told BleepingComputer they’re shutting down the operation and plan to switch to cryptojacking. The ransomware’s developer submitted a ZIP archive with AstraLocker decryptors to the VirusTotal malware analysis platform. BleepingComputer downloaded the Read More …

#StopRansomware: MedusaLocker

The Federal Bureau of Investigation (FBI), the Cybersecurity and Infrastructure Security Agency (CISA), the Department of the Treasury, and the Financial Crimes Enforcement Network (FinCEN) are releasing this CSA to provide information on MedusaLocker ransomware. Observed as recently as May Read More …

Black Basta Ransomware Operators Expand Their Attack Arsenal With QakBot Trojan and PrintNightmare Exploit

Since it became operational in April, Black Basta has garnered notoriety for its recent attacks on 50 organizations around the world and its use of double extortion, a modern ransomware tactic in which attackers encrypt confidential data and threaten to Read More …

Bumblebee: New Loader Rapidly Assuming Central Position in Cyber-crime Ecosystem

Bumblebee, a recently developed malware loader, has quickly become a key component in a wide range of cyber-crime attacks and appears to have replaced a number of older loaders, which suggests that it is the work of established actors and Read More …

Log4Shell Vulnerability in VMware Leads to Data Exfiltration and Ransomware

Trend Micro Research recently analyzed several cases of a Log4Shell vulnerability being exploited in certain versions of the software VMware Horizon. After investigating the chain of events, they found that many of these attacks resulted in data being exfiltrated from Read More …