ok in hijackthis these are the files which stood out to me most. check them in hijackthis and choose fix hijackthis should make a backup so if anything goes wrong it can repair or so I hope! lol.
C:\WINDOWS\system32\ff74c62a.exe
C:\WINDOWS\system32\atmclk.exe
O4 - HKLM\..\Run: [ff74c62a.exe] C:\WINDOWS\system32\ff74c62a.exe
O4 - HKCU\..\Run: [ff74c62a.exe] C:\Documents and Settings\Owner\Local Settings\Application Data\ff74c62a.exe
O2 - BHO: (no name) - {6D794CB4-C7CD-4c6f-BFDC-9B77AFBDC02C} - C:\WINDOWS\system32\iifedee.dll
O2 - BHO: CDLPObj Object - {BE2ED590-CA49-46B5-8CCE-244FB2E0D1AA} - C:\WINDOWS\DLP.dll (file missing)
O2 - BHO: Nothing - {5f4c3d09-b3b9-4f88-aa82-31332fee1c08} - C:\WINDOWS\system32\hp100.tmp
O2 - BHO: (no name) - {062492AF-392E-479D-BF52-A7A4BCA00307} - C:\WINDOWS\compstuic.dll (file missing)
O16 - DPF: {5D846F51-F9C7-01A3-3FE3-2B7D2710389C} -
http://85.255.113.214/1/gdnUS2339.exe
O16 - DPF: {97B79133-88F0-45F0-8D57-0F2EF27D9C66} -
http://85.255.114.166/1/rdgUS2405.exe
O20 - AppInit_DLLs: C:\WINDOWS\system32\alg.dll