importantSYS.SOURCE: The Hacker News• 2026-07-17T22:09:16+05:30

GoldenEyeDog Subgroup Exploits DigiCert Breach to Steal Code-Signing Certificates

#code signing #malware #phishing #cybercrime

A subgroup of the GoldenEyeDog cybercrime group, CylindricalCanine, exploited a DigiCert breach to steal code-signing certificates and deploy Golden Gh0st RAT for data theft and malware distribution.

Cybersecurity researchers have attributed the April 2026 DigiCert security incident to a threat activity cluster dubbed CylindricalCanine.

Expel, which shared technical details of the event, described the threat actor as a sub-group of GoldenEyeDog (aka APT-Q-27, Dragon Breath, and Miuuti Group), a Chinese cybercrime group known for its targeting of the gambling and gaming sectors using

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