APT / THREAT GROUP
Lightning Stealer
2
aliases
Last seen:Mar 17, 2026
Intelligence Profile
Lightning stealer can target 30+ Firefox and Chromium-based browsers and steal crypto wallets, Telegram data, Discord tokens, and Steam user’s data. Unlike other info stealers, Lightning Stealer stores all the stolen data in the JSON format for exfiltration.
Threat Analysis
Lightning Stealer is a known-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of unknown activity patterns.
External References
Quick Facts
TypeAPT / Threat Group
Aliases2
Also Known As
win.lightning_stealerLightning Stealer
External Intelligence
Malpedia: win.lightning_stealerResearch Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.