The bustling cybercrime enterprise has been dealt a significant blow in a global operation that relied on the expertise of ESET and other technology companies
22 May 2025
A global disruption operation has dealt a significant blow to Lumma Stealer, one of the most prolific malware-as-a-service (MaaS) operations. The disruption effort, led by Microsoft and involving technical analysis by ESET researchers, targeted the infostealer’s infrastructure, including all known C&C servers from the past year, and ultimately making the threat largely inoperative.
What else is there to know about the operation, as well as about the inner workings of the prolific info-stealer malware, which went after all manner of sensitive data, including passwords, credit card numbers and cryptowallet info, and got into the top 10 infostealers detected by ESET products in the second half of 2024? Watch the video with ESET Chief Security Evangelist Tony Anscombe to find out and make sure to read this blogpost.