Quasar is a malware family tracked across 2 threat clusters and 2 intelligence report mentions on ThreatCluster. First observed December 19, 2025; most recent activity December 31, 2025.
Quasar is a malware family referenced in connection with the Qilin ransomware campaign, identified as part of the attack toolkit alongside other components such as TaLachaim and Z. This linkage suggests Quasar functions as a modular malware component used to enable or support ransomware operations, highlighting its role in contemporary threat campaigns and multi-tool attack chains.
Qilin ransomware has attacked multiple organizations, including TaLachaim, Quasar, and Z-Tronix, leading to unauthorized access to databases and sensitive information leaks. The attacks also involved DDoS attacks and…
The advanced persistent threat group Blind Eagle has executed a series of cyberattacks targeting Colombian government agencies using sophisticated multi-stage malware. The attacks began with spear-phishing emails that…