PassiveNeuron сyberespionage сampaign targeting Windows Server machines

Kaspersky identifies PassiveNeuron сyberespionage сampaign targeting Windows Server machines

Kaspersky’s Global Research and Analysis Team (GReAT) have uncovered an ongoing cyberespionage PassiveNeuron campaign, that targets Windows Server systems in government, financial and industrial organizations across Asia, Africa and Latin America. The activity has been observed since December 2024 and continued through August 2025. After six months of inactivity, PassiveNeuron has resumed operations, using three main tools – two of…