eiafasrk.dll is a worm W32.Dasher-D. eiafasrk.dll spreads by exploiting the MSDTC (MS05-051) vulnerability. eiafasrk.dll tries to terminate antiviral programs installed on a user computer. Related files: %Program Files%\eiafasrk.dl1 %Program Files%\eiafasrk.dll %Program Files%\eiafasrk.sys %System%\wins\SqlExp.exe %System%\wins\SqlExp1.exe %System%\wins\SqlExp2.exe %System%\wins\SqlExp3.exe %System%\wins\SqlScan.exe %System%\wins\Sqltob.exe More info: http://www.sophos.com/virusinfo/analyses... Removal: Remove eiafasrk.dll from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.