A: Yes. The official iFast support team confirms that ifast22exe is their main process. If you have a legitimate license but are concerned, contact their support for a checksum verification (hash value) of the official file.

Why 22? Several theories:

The executable’s resource section contains an embedded XML file that looks like a configuration schema for an “Intel Fast Boot” feature – but no Intel hash or signing key validates it.


If investigating a machine suspected of hosting ifast22exe:

A memory scan for the shellcode pattern 48 8B 05 .. .. .. .. 89 44 24 48 (relative RIP addressing of RedirAddr) reliably detects the active agent.


If the file keeps reappearing after deletion: