05 Jun, 2026

Lumma infostealer malware returns after law enforcement disruption

The Lumma infostealer malware operation is gradually resuming activities following a massive law enforcement operation in May, which resulted in the seizure of 2,300 domains and parts of its infrastructure. Although the Lumma malware-as-a-service (MaaS) platform suffered significant disruption from the law enforcement action, as confirmed by early June reports on infostealer activity, it didn’t shut down. The operators immediately acknowledged […]

2 mins read

Microsoft Teams voice calls abused to push Matanbuchus malware

The Matanbuchus malware loader has been seen being distributed through social engineering over Microsoft Teams calls impersonating IT helpdesk. Matanbuchus is a malware-as-a-service operation seen promoted on the dark web first in early 2021. It was advertised as a $2,500 Windows loader that executes malicious payloads directly in memory to evade detection. In June 2022, threat analyst Brad […]

3 mins read