The FBI says that the Ragnar Locker ransomware group has compromised more than 50 critical infrastructure organizations in the U.S.
Ransomware actors have increasingly shifted their tactics to exploit flaws as part of their initial infection vector.
Researchers point to a possible common origin between the Dridex malware and Entropy ransomware due to code similarities.
The FBI is forming a new Virtual Asset Exploitation unit to trace cryptocurrency crimes and ransomware profits.
The ransomware-as-a-service (RaaS) group has compromised organizations across the government, financial and food and agriculture sectors since November.