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  • 1. Home Plans & Pricing Services My Account Recommended Service Problems with Virus/Malware? YooSecurity Removal Guides > How to Remove Win64/sirefef.y Trojan? Manual Removal Step by Step May Subscribe 27 your email... How to Remove Win64/sirefef.y Trojan? Subscribe Manual Removal Step by Step “Oh, God! I have spent almost whole day tangling with Win64/sirefef.y Trojan, any solution I tried is useless. I’m going to throw away my computer!” This is one of victims’ complain when he gets infected  Win64/sirefef.y Trojan.  The repulsive virus may make you crazy. Is there an effective way do kill it? This article will tell you the answer! How does Win64/sirefef.y Trojan work to infect your PC? Win64/sirefef.y Trojan is a deceitful Trojan that installs rootkits and all kinds of malicious programs and fake defraggers. Microsoft security essentials identified it as Trojan:win64/sirefef.y, it just would not let you run any programs to try to fix it. Not it has gone to rebooting a minute after windows starts. You can only use another computer or iPhone to search for solutions as your computer has the Trojan that shuts it down within 2 minutes of start up. This backdoor may then be used by remote attackers to upload and install further malicious or potentially unwanted software on the system. This threat is detected by the Microsoft antivirus engine. Technical details are not Latest How-to Guides currently available. Win64/sirefef.y Trojan is a malicious Trojan horse that is designed by cyber criminals to attack  your PC and activate many malicious activities on purpose. Once infected with the sirefef virus, your computer Buma Stemra Virus – How to reboots before being able to run anything. You have tried safe mode, regular mode, regular mode with networking, safe mode with command prompt, System Recovery then command prompt, nothing help. The nasty Trojan infection Remove can install itself automatically and invade your PC aggressively, which brings you great pain. In fact, it attacks your How to Get Rid of Rootkit.TDSS.v2? computer with many bundled malware and drops numerous codes in your computer such as spyware and adware Removal Guide parasites and so on. All bundled malware and these malicious dropping codes can hide in your system, processes, program files, dll files and folders to damage your PC system seriously. In such cases, it is very difficult for antivirus How to Remove XP Antivirus Plus tools to detect all infected items and eliminate them from your PC completely. As the Trojan can also attack your 2013 (Removal Tips) antivirus program and prevent it from taking effective. How to Remove Browse to Save Ads Generally, Win64/sirefef.y Trojan endangers your Internet environment and slows down your PC system performance  Virus greatly. It not only redirects your web searches, but also traces your Internet browser activities to steal your valuable information such as online banking account and password. Moreover, the hazardous Trojan horse can modify your Remove PUP.Bundle.Installer.OI system settings, registry settings and critical files to record your precious information as much as possible to gather Virus Safely your money and perform illegal activities. If you keep the stubborn Trojan threat in your PC too long, you’ll suffer from PC system crash permanently. Indeed, you’d better remove the hostile Trojan horse from your computer completely How to Remove SABAM Virus before any further unpredictable damage occurs to your computer. Since anti-virus software won’t be able to help, (Removal Instructions) you can manually get rid of Win64/sirefef.y Trojan with the guide here. Remove Worm:MSIL/Necast.D Note: To save your computer, Live Chat with YooSecurity Expert Now, or you can follow the manual removal guide (Removal Step by Step) below to get your problem fixed. (For advanced computer users) Vista Antivirus Plus 2013 Virus, How to Remove How to Remove Win 7 Antivirus Plus 2013 Virus How to Remove Some Symptoms of Win64/sirefef.y Trojan Infection: Trojan.Ransomlock.AA Virus (Trojan Removal) 1. This virus relocates your internet connection and informs you browsing activity is unsafely. 2. Desktop background image and Browser homepage settings are changed, the same as almost all Trojan infections. 3. This virus slows down your computer speed considerably. This includes opening program, shutting down your computer, and slowing down Internet. 4. This virus pops up annoying advertisements while you surfing the internet. 5. This virus will shut down your anti-virus and anti-spyware programs. This virus will also infect and corrupt your registry, making your computer totally bareness. 6. This virus will disable the proper running of many different programs, including such harmless ones as Notepad. This may include actual anti-malware software that you need to maintain system security.Generated with www.html-to-pdf.net Page 1 / 4
  • 2. 7. This virus may reveal your personal information, which can lead to personal and property in unsafe condition. Best Way to Remove Trojan:Win64/sirefef.y  manually – Manual Removal Step by Step? Please follow these steps to get rid of the Win64/sirefef.y Trojan manually: Step 1: Press CTRL+ALT+DEL or CTRL+SHIFT+ESC. Open the Windows Task Manager. If that didn’t work, try another way. Press the Start button and click on the Run option. This will start the Run tool. Category Type in taskmgr and press OK. This should start the Windows Task Manager How to Remove Browser Hijacker How To Remove Malware Rogue Antispyware Removal Trojan Virus Removal YooSecurity Official Get Connected... YooSecurity on Facebook Step 2: Within the Windows Task Manager click on the Processes tab. Find the process by name. random.exe. Like 215 Then scroll the list to find required process. Select it with your mouse or keyboard and click on the End Process button. This will kill the process. 215 people like YooSecurity. Sonja Oscarzinho Mcjen Zouggagh Kimberly Blaira Kay Facebook social plugin Infected with Virus? Step 3: Delete malicious registry entries. HKEY_LOCAL_MACHINESOFTWAREMicrosoftActive SetupInstalled Componentsrandom HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionpoliciesExplorerrunWin64/sirefef.y Trojan Step 4?Remove malicious files of Win64/sirefef.y Trojan win32rundll.exe dwm.exe audiohd.exe waudiohd.exe Video of Key Steps on How to Modify or Change Windows Registry:Generated with www.html-to-pdf.net Page 2 / 4
  • 3. Based on various situations and computer skills, you can choose the following solutions fit for you. 1. Follow the steps we provide to manually remove the virus. 2. If you failed to remove Win64/sirefef.y Trojan with the method above, please consult YooSecurity certified  professionals to remove it completely. Live chat with professionals now Published by Matt L. Johnston on May 27, 2012 Leave a Reply Name (required) Mail (will not be published) (required) Website 5 6 Submit CommentGenerated with www.html-to-pdf.net Page 3 / 4
  • 4. Live Chat with Experts Now Problems with your computer? SERVICES SUPPORTS COMPANY SUBSCRIBE Malware Removal Services Facebook your email... PC Repair and Maintanance Services Support Forums Twitter Subscribe Submit Support Tickets RSS - News & Blog YooSecurity Copyright © 2012 YooSecurity.com, a subsidiary of YooCare All Rights Reserved. Removal Guides Services Help Forums Support About Us Privacy Policy Terms DisclaimerGenerated with www.html-to-pdf.net Page 4 / 4