Win32:Sirefef-AOO

Win32:Sirefef-AOO Description

Win32:Sirefef-AOO is a Trojan with the Sirefef rootkit functionalities. Win32:Sirefef-AOO conceals itself on the victimized PC so that it could not be detected and removed by security programs. Win32:Sirefef-AOO injects a malicious code into genuine Windows processes so that it may not seem to be as harmful. Win32:Sirefef-AOO enables cybercriminals to obtain full remote access and control over the compromised machine. Win32:Sirefef-AOO gathers confidential information and credentials such as user names and passwords, and transfers them to a remote server. Win32:Sirefef-AOO enters the vulnerable computer without the victim's awareness and operates stealthily on the infected computer system. Win32:Sirefef-AOO also downloads malevolent files and makes modifications to the Windows Registry so that it can load automatically every time you start Windows.

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Security Doesn't Let You Download SpyHunter or Access the Internet?


Solutions: Your computer may have malware hiding in memory that prevents any program, including SpyHunter, from executing on your computer. Follow to download SpyHunter and gain access to the Internet:
  • Use an alternative browser. Malware may disable your browser. If you're using IE, for example, and having problems downloading SpyHunter, you should open Firefox, Chrome or Safari browser instead.
  • Use a removable media. Download SpyHunter on another clean computer, burn it to a USB flash drive, DVD/CD, or any preferred removable media, then install it on your infected computer and run SpyHunter's malware scanner.
  • Start Windows in Safe Mode. If you can not access your Window's desktop, reboot your computer in "Safe Mode with Networking" and install SpyHunter in Safe Mode.
  • IE Users: Disable proxy server for Internet Explorer to browse the web with Internet Explorer or update your anti-spyware program. Malware modifies your Windows settings to use a proxy server to prevent you from browsing the web with IE.

If you still can't install SpyHunter? View other possible causes of installation issues.

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