Computer hängt ständig - Trojaner?

ESETSmartInstaller@High as downloader log:
all ok
# version=7
# OnlineScannerApp.exe=1.0.0.1
# OnlineScanner.ocx=1.0.0.6583
# api_version=3.0.2
# EOSSerial=a085d21375523c449f4be6ed920a6c11
# end=finished
# remove_checked=true
# archives_checked=false
# unwanted_checked=true
# unsafe_checked=false
# antistealth_checked=true
# utc_time=2012-11-15 12:23:31
# local_time=2012-11-15 01:23:31 (+0100, Mitteleuropäische Zeit)
# country="Germany"
# lang=1031
# osver=6.1.7601 NT Service Pack 1
# compatibility_mode=1792 16777215 100 0 1035115 1035115 0 0
# compatibility_mode=5893 16776573 100 94 129723 104604881 0 0
# compatibility_mode=8192 67108863 100 0 3699 3699 0 0
# scanned=172109
# found=2
# cleaned=2
# scan_time=7180
C:\Users\Holly\AppData\Local\Temp\nso8DEF.tmp\incoctrl.exe	Win32/InstallMonetizer.AD Anwendung (Gesäubert durch Löschen - in Quarantäne kopiert)	00000000000000000000000000000000	C
C:\Users\Holly\Documents\SoftonicDownloader_fuer_pdf-xchange-viewer.exe	Variante von Win32/SoftonicDownloader.E Anwendung (Gesäubert durch Löschen - in Quarantäne kopiert)	00000000000000000000000000000000	C
ESETSmartInstaller@High as downloader log:
all ok
ESETSmartInstaller@High as downloader log:
all ok
esets_scanner_update returned -1 esets_gle=12
ESETSmartInstaller@High as downloader log:
all ok
esets_scanner_update returned -1 esets_gle=12
esets_scanner_update returned -1 esets_gle=12
ESETSmartInstaller@High as downloader log:
all ok
esets_scanner_update returned -1 esets_gle=12
# version=7
# OnlineScannerApp.exe=1.0.0.1
# OnlineScanner.ocx=1.0.0.6583
# api_version=3.0.2
# EOSSerial=a085d21375523c449f4be6ed920a6c11
# end=finished
# remove_checked=false
# archives_checked=true
# unwanted_checked=true
# unsafe_checked=false
# antistealth_checked=true
# utc_time=2012-11-21 09:20:18
# local_time=2012-11-21 10:20:18 (+0100, Mitteleuropäische Zeit)
# country="Germany"
# lang=1033
# osver=6.1.7601 NT Service Pack 1
# compatibility_mode=1792 16777215 100 0 1559183 1559183 0 0
# compatibility_mode=5893 16776574 100 94 58518 105128949 0 0
# compatibility_mode=8192 67108863 100 0 527767 527767 0 0
# scanned=173025
# found=0
# cleaned=0
# scan_time=33739