Troj/Bckdr-PUQ is a Trojan for the Windows platform.
When run Troj/Bckdr-PUQ copies itself to <Windows>\scvhost.exe and creates the following registry entries to run itself on startup:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
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<Windows>\SCVHOST.exe
Registry entry changes may also be made under:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\IEXPLORE.EXE\
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\wmplayer.exe\
HKCU\Software\Microsoft\Internet Explorer\Main\Start Page\
Troj/Bckdr-PUQ includes functionality to download code from a remote website.