Threat actor
Void Arachne
Malpedia aka SilverFox
Tracked by CyberSIXT since Mar 31, 2026 · last activity Sep 1, 2026
Associated CVEs
Coverage timeline
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Cambodia Phishing Campaign Delivers SparkRAT via PNG and BYOVDsecurityonline.info · Sep 1, 2026
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ValleyRAT malware hides in fake wallpaper app to spy on userssecurityaffairs.com · Aug 31, 2026
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ValleyRAT backdoor hides in fake signed installers targeting Asiasecurityonline.info · Aug 31, 2026
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Silver Fox malware network adapts, uses cloud to launch attacksdti.domaintools.com · Aug 21, 2026
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SilverFox targets Japanese maker with ValleyRAT via DLL sideloadsecurityaffairs.com · Jul 31, 2026
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SilverFox uses three driver BYOVD with ValleyRAT on Japan makerthehackernews.com · Jul 30, 2026
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Silver Fox uses SEO tricks to drop MODBEACON trojan via bugssecurityonline.info · Jul 11, 2026
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ValleyRAT spreads via fake VLC installers targeting Asian userssecurityonline.info · Jul 6, 2026
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Silver Fox Uses Tax Scams to Deploy ABCDoor and ValleyRATwww.darkreading.com · May 4, 2026
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Silver Fox Tax Phishing Hits Russia, India with ABCDoorthehackernews.com · May 4, 2026
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Silver Fox tax phishing campaign spreads ValleyRAT and ABCDoorsecurelist.com · Apr 30, 2026
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Silver Fox Expands Asia Cyber Campaign with AtlasCross RAT and Fake Domainsthehackernews.com · Mar 31, 2026