Please help !
I have an Acer Laptop running Vista 64-bit sp2
The browser has been hijacked, cannot download any file.
The Windows installer.exe has been corrupted,hijacked.
I cannot download file, open executable or run as admin. I receive missing dependencies etc errors.
I get periodic pop-ups of fake AV warnings, and cannot Update Windows.
I ran ComboFix but am unable to save/upload file.
Part of log reads: File Associations
.exe does not exist !
.scr does not exist !,
.txt does not exist !
Locked registry keys..
McAfee antivirus, Webroot, Mcafee firewall, Windows defender . All *disabled/updated * or * disabled/outdated.
I've been trying unsuccessfully to load malware pgms to remedy infected system.
At a loss as to what to do next.
Can you please help !