Site seems to have 4 files with suspicious code inserted:
https://quttera.com/detailed_report/terminus.ua Suspicious
Threat: Heur.JS.Hidden.gen
Reason: Suspicious hidden JavaScript load
Details: Detected encoded JavaScript code commonly used to hide suspicious behaviour.
Wait for final verdict from avast team and cleanse suspicious code.
polonus (volunteer 3rd party cold recon website analyst and website error-hunter)