Gandcrab ransomware first spotted in January 2018, and it is the most sophisticated and continuously changing ransomware. The operators behind the ransomware have released five different ransomware versions in more than one year.
The ransomware was distributed through multiple vectors that include malicious spam emails, exploit kits, social Engineering methods, and other malware campaigns.
According to researchers Damian and David Montenegro, the Gandcrab operators have posted that they are to shut down the operations.
Based on the screenshot shared by researchers, it shows that the operators have earned more than $2 billion in ransom payments at an average of 2.5 million dollars per week