Socprime UAT-8099 Campaign Targets IIS Servers in Asia with Advanced Techniques
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Cisco Talos reports on the UAT-8099 campaign that has been targeting vulnerable IIS web servers across Asia since August 2025. Key affected regions include India, Pakistan, Thailand, Vietnam, and Japan, with a notable concentration in Thailand and Vietnam. The attackers utilize customized BadIIS variants, web shells, PowerShell, and the GotoHTTP tool for control, employing new persistence mechanisms such as hidden local accounts.
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