🚨 Threat Intelligence Alert – XillenStealer 🚨 CYFIRMA research identifies XillenStealer, a Python-based open-source information stealer circulating on GitHub, built to exfiltrate: 🔹 Browser credentials & cookies 🔹 Cryptocurrency wallets 🔹 Discord, Steam, Telegram sessions 🔹 System & network data + screenshotsKey insights: ⚙️ Builder GUI lowers entry barriers, enabling even low-skilled actors to deploy the malware. 📤 Data exfiltration is routed via Telegram bots. 🕵️‍♂️ Anti-analysis, sandbox evasion & persistence mechanisms enhance stealth. 🌐 Linked to Russian-speaking cybercriminal group “Xillen Killers” offering a suite of offensive tools & services.🔑 Why it matters: Open-source availability accelerates adoption by threat actors, while also giving defenders valuable visibility to improve detection & mitigation.✅ Recommendations:Deploy advanced EDR & monitor unusual traffic to Telegram/Discord.Enforce MFA & system hardening.Educate users on phishing & malicious downloads.Patch, monitor, and back up regularly.🛡️ Stay proactive. Stay protected.Link to the Research Report: https://www.cyfirma.com/research/unmasking-a-python-stealer-xillenstealer/#CyberSecurity #ThreatIntelligence #Malware #XillenStealer #InfoStealer  #Cyfirmahttps://www.cyfirma.com/

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