Tiefe, wiederkehrende Systeminfektion

aswMBR version 0.9.9.1665 Copyright(c) 2011 AVAST Software
Run date: 2012-03-17 14:15:02
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14:15:02.525    OS Version: Windows x64 6.1.7601 Service Pack 1
14:15:02.525    Number of processors: 8 586 0x2A07
14:15:02.525    ComputerName: JC-COMCENTER  UserName: JC
14:15:03.072    Initialize success
14:18:08.859    AVAST engine defs: 12031700
14:18:14.538    Disk 0 (boot) \Device\Harddisk0\DR0 -> \Device\Ide\IdeDeviceP0T0L0-0
14:18:14.538    Disk 0 Vendor: WDC_WD5000BPVT-22HXZT1 01.01A01 Size: 476940MB BusType: 11
14:18:14.553    Disk 0 MBR read successfully
14:18:14.553    Disk 0 MBR scan
14:18:14.553    Disk 0 Windows 7 default MBR code
14:18:14.569    Disk 0 Partition 1 80 (A) 07    HPFS/NTFS NTFS          100 MB offset 2048
14:18:14.600    Disk 0 Partition 2 00     07    HPFS/NTFS NTFS        40959 MB offset 206848
14:18:14.616    Disk 0 Partition 3 00     07    HPFS/NTFS NTFS       435879 MB offset 84090880
14:18:14.647    Disk 0 scanning C:\Windows\system32\drivers
14:18:20.762    Service scanning
14:18:36.861    Modules scanning
14:18:36.861    Disk 0 trace - called modules:
14:18:36.924    ntoskrnl.exe CLASSPNP.SYS disk.sys ataport.SYS PCIIDEX.SYS hal.dll msahci.sys 
14:18:36.939    1 nt!IofCallDriver -> \Device\Harddisk0\DR0[0xfffffa8008364790]
14:18:36.939    3 CLASSPNP.SYS[fffff8800160143f] -> nt!IofCallDriver -> \Device\Ide\IdeDeviceP0T0L0-0[0xfffffa8007e0f060]
14:18:37.361    AVAST engine scan C:\Windows
14:18:39.404    AVAST engine scan C:\Windows\system32
14:20:31.756    AVAST engine scan C:\Windows\system32\drivers
14:20:45.343    AVAST engine scan C:\Users\JC
14:21:03.845    AVAST engine scan C:\ProgramData
14:21:15.233    Scan finished successfully
14:21:27.760    Disk 0 MBR has been saved successfully to "C:\Users\JC\Desktop\MBR.dat"
14:21:27.760    The log file has been saved successfully to "C:\Users\JC\Desktop\aswMBR.txt"