not related to the issue but just so you know, HijackThis is a obsolete program
C:\Program Files\AVAST Software\Avast\avastui.exe
upload and check suspicious file(s) here
www.virustotal.com /
www.metascan-online.com if scanned before, click rescan for a fresh result
you may post link to scan result here
virustotal will give lots of extra info under the additional tabs, like digitally signed file, who made it, first time scanned .........
and just so you know, when scanning files that belongs to security programs on VT dont be surprised if you see detection from other security programs
because of how they behave and may containe virus signatures