Unfortunately, I picked up the HackTool:Win32/Oylecann.A virus on my Sony laptop when I clicked on a pop-up advertisement from the Internet. Since then, I got this Trojan alert from my security program every time I turned on the computer. I ran security scans through the whole system and cleaned all detected items. But the Trojan warning message still popped up after rebooting the system. I don’t know how to locate the Trojan infection in the contaminated system, what can I do? How to delete the Trojan horse? Please help!

Information about HackTool:Win32/Oylecann.A Virus:

HackTool:Win32/Oylecann.A is identified as a risky Trojan virus that is capable of affected computer users all over the world. As a tricky Trojan, it gets into your computer while you gain access to harmful websites, junk email attachments and freeware download links without any caution. Though tiny the Trojan attack is, it takes over your whole system immediately and loads as a background program. In fact, the Trojan is a definitely unwanted program that performs malicious actions on victimized computers. It messes up your computer terribly by changing your system files and registry entries. Upon initializing, the backdoor Trojan creates new malicious files and drops its copy to your computer. Indeed, it takes every possible way to infect your computer deeply and brings you great troubles. While being targeted, you will get slow system performance, poor network environment and constant freezes when visiting webs, open programs and play games and so on. Besides, the Trojan disables your Firewall and anti-virus software in order to damage the contaminated system badly. Thus, it is necessary for users to get rid of the Trojan virus manually and entirely.

Such a Trojan virus comes bundled with potential threats like adware, worms, malware and spyware and it exploits your system leaks to help unwanted add-ons, plug-ins, extensions and other freeware add to your system secretly. For instance, you may get many pesky pop-up ads or messages when you search the web. Also, you will find it difficult to visit your favorite content online as most of your websites can be redirected to harmful web pages. Actually, your desktop image, browser homepage and other vital settings are modified by the Trojan without any consent. To make it worse, the Trojan may open a back door for cyber hackers to trace your system data and online records in order to perform illegal activities. To avoid any further damage, you had better work out an effective manual removal method to remove the HackTool:Win32/Oylecann.A virus promptly.

Note: Manual Removal requires expertise and it is for advanced computer users, if you don’t have much experience in dealing with such virus infection.
Contact YooSecurity Online PC Experts for removal assistance.

Symptoms of Similar Trojan Infection:

– This HackTool:Win32/Oylecann.A virus can escape from most antivirus protection and get itself installed on computers especially with Windows operating systems.
– It can cause constant stuck or even blue screens on the infected computers.
– Computer users will experience constant security pop ups on the computers which may not truly represent the status of the PCs.
– Certain malware or spyware may be prompted by these fake security pop ups which will end up scamming money.
– Sensitive data like privacy can also be stolen and taken advantages by cyber criminals.

Manual Removal Step by Step Instructions

Up till now, there is not a perfect anti-virus tool that can detect this pesky Trojan virus or delete it entirely. HackTool:Win32/Oylecann.A has been updated by remote and backstage cyber criminals and is able to escape from the scan of any anti-virus programs thus it is hard to be removed or even found. The most effective way is to remove it manually. The following instructions need quite level of computer expertise, for manual removal is a complicated and difficult process. If you don’t know how to that correctly, please contact with YooSecurity online support now!

Step A: Open Windows Task Manager to end process related to this Trojan infection. To do that, press Ctrl+Alt+Del keys at the same time to pull up Window Task Manager; go to Processes tab on top and scroll down the list to find.


Step B: Open Control Panel from Start menu and search for Folder Options. Go to Folder Options window, under View tab, tick Show hidden files and folders and non-tick Hide protected operating system files (Recommended) and then click OK.


Step C: Press Windows+R keys to pull up Run box and type in regedit to open Registry Editor.


Step D: Delete all these associated files and registry entries with HackTool:Win32/Oylecann.A virus from Registry Editor. The registry files are listed randomly. Besides, you need to delete the infection files of the virus from your system files to prevent it from coming back. Those files are named randomly also but may be different on different operating systems.

Video on How to Modify or Change Windows Registry Safely:

To Summarize Shortly:

PC users should be aware that this HackTool:Win32/Oylecann.A virus is designed to bypass your Firewall and security protection and affect your computer terribly. It is a hazardous computer virus that should be deleted from your computer immediately. Indeed, the Trojan infection is associated with slow computer speed and system freezes which occur frequently during your computer activities. With the help of the Trojan attack, more threats including rootkits, worms, malware and adware may take chance to enter your computer automatically. It makes changes to your system files and computer settings casually. Thus, unexpected system error message will pop up on your computer constantly. In fact, you should not ignore or leave the Trojan in the contaminated system too long. Instead, you need to clean out the Trojan manually with sufficient expertise.

Note: Have tried many methods but failed to remove HackTool:Win32/Oylecann.A virus? If you have no clue, please contact YooSecurity Online Experts in time to save your computer.

Published by Tony Shepherd & last updated on April 17, 2015 12:46 pm

Leave a Reply