Each time starting when prompts loads time c:\windows\twftadfial6 – 080604.dll makes a mistake

After consulting each prawn my computer each time starting, can present the wrong prompt:“loads when c:\windows\twftadfial6 – 080604.dll thanking which after making a mistake the module which could not find assigns” how to remove it this possibly is I unloads certain malicious software, stays behind
With 360 look up…Really not good the document smashing which cleans up with Jinshan