Does TrojanDropper:Win32/Rotbrow.A virus keep showing up on your computer and you still unable to get rid of it completely? Why antivirus program fails to catch this stubborn virus? Now a lot of people have been hit by this virus and they complained that programs on the PC often stop responding and browser keeps redirecting to other sites they don’t want. It is necessary to get rid of this dangerous virus. Here is the manual instruction to help users remove this Trojan thoroughly.

TrojanDropper:Win32/Rotbrow.A Is A High-Risk Trojan:

TrojanDropper:Win32/Rotbrow.A is a new released computer infection that categorized as Trojan virus. Now this virus has been found on different computers recently and completely bothered PC users. This piece of Trojan virus is always detected by Microsoft Security Essentials as similar as other variants like TrojanDropper:Win32/Rotbrow.F, TrojanDropper:Win32/Rotbrow.E, TrojanDropper:Win32/Rotbrow.D, and TrojanDropper:Win32/Rotbrow.C. It is dangerous if the virus stays in your computer because it can not only compromise the system, but also threaten your privacy security in every possible way.

There are many possibilities for a user to get this virus installed on the compromised PC. Hacked sites or unknown pop-ups, malicious “free” programs and even spam email attachments can be used to help distribute this Trojan infection on the Internet to attack PCs. Once inside, it helps to drop different type of standalone malware (trojans, worms, backdoors) to a system. In many cases, it opens a security home (or “backdoor”), which can then be used by remote hackers to access your  private information and download large amounts of adware onto your computer. And this virus makes changes to critical system settings and keeps itself active at the background to launch malicious activities so that you will experience many unwanted troubles when you use the computer. Blue screen of death and system crash are the common things you may experience after the computer is infected. Beside, the virus can disable your firewall and you cannot turn firewall on to keep your computer secure anymore. It may hijack your browser and take you to ads site and other commercial websites frequently against your will.

It is frustrating that a Trojan virus interrupts your working notably and makes great changes on your PC. Due to the fact that TrojanDropper:Win32/Rotbrow.A can be used to steal the confidential data stored on the PC such as user name, passwords, credit card details and etc, it is strongly recommended to get the virus off your computer and avoid any further damages.

Note: To save computers from all the further consequences and other potential risks, please contact YooSecurity Online PC Experts to get help now to remove TrojanDropper:Win32/Rotbrow.A virus if you are not a computer savvy:

Trojan Virus Can Cause Potential Dangers

1. Computer desktop icons and background can be automatically adjusted or hidden;
2. Constant stuck or even BSOD (blue screen of death) can be caused by this TrojanDropper:Win32/Rotbrow.A infection;
3. Many security alerts can keep popping up to annoy PC users as well as convince them into buying certain malware or spyware;
4. Browsing online may be redirected to random sites or links where more viruses are hidden;
5. Important system files and registry values can be changed or replaced by the virus to disable certain functions;
6. Computer hackers can gain accesses into the systems without consent.

A Step-by-step Trojan Removal Guide

Attempts to remove this Trojan infection can often fail when trying with antivirus programs. This virus not only has the ability to escape from most protection tools, but can disable them once installed. To completely remove TrojanDropper:Win32/Rotbrow.A virus out of the computer, manual removal is suggested here as the best option. Expertise will be required during the removal process as the Trojan virus is changeable. General steps have been listed in the following to get rid of this Trojan virus:

Step 1: Open Windows Task Manager to end processed related to the Trojan virus. To do that, press Ctrl+Alt+Del keys at the same time or right click on bottom Task Bar and select Start Task Manager.
Windows Task Manager

Step 2: Open Control Panel from Start menu. Go to Folder Options and under View tab, select Show hidden files and folders and non-select Hide protected operating system files (Recommended) then click OK to show files hidden by TrojanDropper:Win32/Rotbrow.A.
Folder Options

Step 3: Go to Registry Editor. First press Windows+R keys and then type regedit in Run box to search. Delete registry entries associated with the infection.
Run+Registry Editor

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run  -> “Random”
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System -> “Random”

Video on How to Modify or Change Windows Registry


TrojanDropper:Win32/Rotbrow.A is a highly dangerous Trojan that can bypass many antivirus protections to sneak into vulnerable computers. It may change your network traffic and make the network connection disabled all the time. Numerous annoying advertisements may pop up on your PC screen and if you click any of them, it redirects you to malicious website and misleads you into downloading another dangerous malware on the PC in order to initiate further attacks. In a word, this type of virus will use various tricky techniques to access the computer system without the PC user knowing about it. And then it works in the background and opens a backdoor, letting remote hacker access compromised computer easily to steal your privacy and personal information such as password, credit card information etc. To avoid money loss or identify theft, it is extremely urgent to remove TrojanDropper:Win32/Rotbrow.A virus from your computer.

Note: Having difficulties during the manual removal processes? Cannot delete all infected files related to TrojanDropper:Win32/Rotbrow.A virus? Contact YooSecurity Online PC Experts now for further help:

Published by Tony Shepherd & last updated on October 27, 2013 11:25 am

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