System administrators typically manage SPF records using standard tools like nslookup.exe or dig , not a standalone spf.exe file.
It exploits SeImpersonatePrivilege to gain administrative access on a target machine. spf.exe
Automated analysis has shown it contains strings used to terminate antivirus products and attempts to install new root certificates. spf.exe
It is important to distinguish this executable from legitimate SPF-related activities: spf.exe
How to setup a SPF record to prevent spam and spear phishing
If you find spf.exe on your system, it should be treated as a severe security threat. It is recommended to isolate the machine and consult with a security professional or use specialized malware removal tools.