2025-06-30 Hacker News Top Articles and Its Summaries
1. I made my VM think it has a CPU fan Total comment counts : 32 Summary Malware often checks for virtual machines by examining hardware components like the CPU fan, particularly through the Win32_Fan class in WMI. These checks complicate analysis for security researchers. The CPU fan presence is determined via SMBIOS data. To simulate a CPU fan in a virtual machine using Xen, users can set custom SMBIOS data but must adhere to specific documentation regarding which structures can be overridden....