Win32:Sirefef-AO is a rootkit which can access the compromised PC system through the security holes. Win32:Sirefef-AO is closely associated with rogue security applications, and might be used to distribute them to the targeted machines. Win32:Sirefef-AO can also operate as a single infection and, thus, initiate distributed denial of services (DDoS) attacks, collect and steal personal information, cause annoying web browser redirects on the search engines and many more. Win32:Sirefef-AO's payload includes changing web browser settings on the affected PC so that it would access suspicious web pages.
Use SpyHunter to Detect and Remove PC Threats
If you are concerned that malware or PC threats similar to Win32:Sirefef-AO may have infected your computer, we recommend you start an in-depth system scan with SpyHunter. SpyHunter is an advanced malware protection and remediation application that offers subscribers a comprehensive method for protecting PCs from malware, in addition to providing one-on-one technical support service.
Why can't I open any program including SpyHunter? You may have a malware file running in memory that kills any programs that you try to launch on your PC. Tip: Download SpyHunter from a clean computer, copy it to a USB thumb drive, DVD or CD, then install it on the infected PC and run SpyHunter's malware scanner.