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Threat Actors & CampaignsEmerging1 sourceSep 17, 2026 · 09:00via CyberInsider

New SparroWocky backdoor deployed in attacks on governments

Brief

The China-aligned FamousSparrow cyberespionage group has begun deploying a new modular backdoor named SparroWocky in attacks focused heavily on Latin America. The malware provides extensive remote-control capabilities while using low-level Windows manipulation and anti-analysis techniques to evade security tools.

ESET researchers discovered SparroWocky through the company’s ongoing monitoring of FamousSparrow, observing the malware in attacks …

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