Lumma Stealer operation hit 400,000 computers worldwide before coordinated takedown shut down Russian cybercrime kingpin.

Microsoft Threat Intelligence observed the persistent growth and operational sophistication of Lumma Stealer, an info-stealing malware used by multiple financially motivated threat actors to target various industries.

A consortium of global law enforcement agencies and tech companies announced on Wednesday that they have disrupted the infostealer malware known as Lumma. One of the most popular infostealers worldwide,

Earlier this month, a coordinated disruption action targeting the Lumma malware-as-a-service (MaaS) information stealer operation seized thousands of domains, part of its infrastructure backbone worldwide.

Microsoft Corporation (NASDAQ:MSFT) revealed Wednesday that it has dismantled the Lumma Stealer malware operation, which infected more than 394,000 Windows devices worldwide from March 16 to May 16. The malware,

The messages seemed innocuous, mundane even. Someone posing as a prospective guest emailed a hotel questions about a purported comment left on Booking.com. Another message was supposedly from that third-party booking site to review negative guest feedback.

A global cybercrime tool used to steal passwords and drain bank accounts was shut down in a major takedown led by Microsoft and federal authorities.The tool called Lumma Stealer had infected more than 394,