A newly identified variant of the Gremlin stealer malware is leveraging advanced obfuscation techniques to conceal its command-and-control (C2) infrastructure and data exfiltration logic within encrypted .NET resource sections. This evolution highlights a significant shift toward stealth, modularity, and anti-analysis sophistication in modern infostealer campaigns. Its targets include browser-stored credentials, session tokens, cryptocurrency wallets, clipboard […]

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Dark web data brokers are increasingly recycling old breach data and marketing it as fresh corporate leaks. The activity, largely observed in Chinese-language cybercrime forums and Telegram channels, is creating confusion among organizations and diverting security resources toward investigating claims that often lack credibility. Group-IB identified a surge in high-volume data advertisements targeting companies across […]

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