Tuesday, December 4, 2012

Win32:Sirefef-AAO[Trj] - Detailed Removal for Win32:Sirefef-AAO[Trj]

Is your computer suffered from threat Win32:Sirefef-AAO[Trj] but still have no idea what Win32:Sirefef-AAO[Trj] exactly is? Have tried all your antivirus programs but no luck? Need help for removing Win32:Sirefef-AAO[Trj] manually and completely? Here is a detailed instruction for you to get rid of Win32:Sirefef-AAO[Trj] manually and completely.

Have a clear idea of Win32:Sirefef-AAO[Trj]

Win32:Sirefef-AAO[Trj] is recognized as a malicious Trojan infection that comes from Sirefef virus family which could moderate your Internet experience and mess up your system. Some computer complain that their antivirus programs have detected Win32:Sirefef-AAO[Trj] but cannot delete it via antivirus software. This is because this tricky virus is designed by cyber criminals to bypass the detection of antivirus. As your security tool cannot help you remove Win32:Sirefef-AAO[Trj] completely, you should find out other effective way to get rid of this harmful threat permanently.


This threat also has the properties of backdoor trojan. A backdoor trojan provides remote, usually surreptitious, access to affected systems. A backdoor trojan may be used to conduct distributed denial of service (DDoS) attacks, or it may be used to install additional trojans or other forms of malicious software. For example, a backdoor trojan may be used to install a downloader or dropper trojan, which may in turn install a proxy trojan used to relay spam or a keylogger trojan which monitors and sends keystrokes to remote attackers. A backdoor Trojan may also open ports on the affected system and thus potentially lead to further compromise by other attackers.

Once your computer is infected with Win32:Sirefef-AAO[Trj], it would invade the kernel of your system and change registry files. Meanwhile, it could inserts lots of malicious codes and files on compromised computer to make some functions of affected PC unusable. Also, Win32:Sirefef-AAO[Trj] would hijack your browser to its domain via changing DNS settings. Hence, whenever you start a new link on your browser, it will modify your search result and redirect to malicious websites which could ask you to make a payment for their products and so on. To prevent your computer from further damage, you should try your best to get rid of Win32:Sirefef-AAO[Trj] as soon as possible. If you meet any trouble, please feel free to contact Tee Support certified professionals 24/7 online for the further help.

Harmful Win32:Sirefef-AAO[Trj] is dangerous

A: It penetrates into computer without any recognition;
B: Others horrible threats can be bundled with this virus;
C: Your personal data like bank account and passwords would be in high risk of exposure to the open;
D: It may redirect the browser to unwanted websites that contain more viruses or spywares;
E: It will degrade the computer performance significantly and crash down the system randomly.

Tips for protecting your computer from Win32:Sirefef-AAO[Trj]

• Use a firewall to block all incoming connections from the Internet to services that should not be publicly available. By default, you should deny all incoming connections and only allow services you explicitly want to offer to the outside world.
• Enforce a password policy. Complex passwords make it difficult to crack password files on compromised computers. This helps to prevent or limit damage when a computer is compromised.
• Ensure that programs and users of the computer use the lowest level of privileges necessary to complete a task. When prompted for a root or UAC password, ensure that the program asking for administration-level access is a legitimate application.
• Disable AutoPlay to prevent the automatic launching of executable files on network and removable drives, and disconnect the drives when not required. If write access is not required, enable read-only mode if the option is available.
• Turn off file sharing if not needed. If file sharing is required, use ACLs and password protection to limit access. Disable anonymous access to shared folders. Grant access only to user accounts with strong passwords to folders that must be shared.

Step by step guide for manual removal

1. To stop all Win32:Sirefef-AAO[Trj], press CTRL+ALT+DELETE to open the Windows Task Manager.

2. Click on the "Processes" tab, search for Win32:Sirefef-AAO[Trj], then right-click it and select "End Process" key.  

3. Click "Start" button and selecting "Run." Type "regedit" into the box and click "OK." 

4. Once the Registry Editor is open, search for the registry key "HKEY_LOCAL_MACHINE\Software\ Win32:Sirefef-AAO[Trj]." Right-click this registry key and select "Delete." 

5. Navigate to directory %PROGRAM_FILES%\ Win32:Sirefef-AAO[Trj] \ and delete the infected files manually.

%Windir%\temp\random.exe
%Windir%\Temp\random
HKLM|HKCU]\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit
HKLM|HKCU]\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\random

Video guide for manual removal


(Important Note: If you haven’t sufficient expertise in handling virus program files, processes, dll files and registry entries, you will take the risk of messing up your computer and making it crash down finally. If you need online professional tech support, click here to get: 24/7 Online Virus Removal Support.)

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