Castro.exe Trojan Removal

This article can help you to remove Castro.exe Virus. The step by step removal works for every version of Microsoft Windows.

The Castro.exe cyber menace is malicious and meddlesome. It belongs to the Trojan family of threats, and it’s horrendous. Trojans are dangerous and damaging, so don’t underestimate the Castro.exe one. After infiltration, it puts you through quite the ordeal. The Trojan intrudes on your online experience, and turns it into a nightmare. You face incessant interference. Lagging becomes a part of your daily routine. Your system also suffers frequent crashes. Browsing the web turns into hell. What’s more if the Trojan chooses to, it can block your Internet access altogether. Or, at the very least, restrict it. The infection can perform a variety of reshuffles, as well. It meddles with your Registry, Task Manager, and system settings. And, can implement a plethora of changes. All, without bothering to clue you in, or seek your permission. That’s dangerous on many levels. Think about it. If the tool decides to, it can fill your PC to the brim with threats. It can permit the installment of as many malicious programs as it wants. And, how long do you think your PC will last, should that happen? How long before it gets too overwhelmed with malware, and waves the blue flag? Yes, The blue Screen of Death is an actual possibility. Granted, it’s a pretty minute one. But that shouldn’t dismiss it. After all, minute isn’t the same as non-existent. Don’t take such unnecessary risk! Protect your PC from the atrocious influences of the Castro.exe Trojan. Do your best to get rid of the infection ASAP. It’s the best thing you can do, so do it fast.

Remove Castro.exe

How did I get infected with?

The Castro.exe Trojan invades via trickery. It manages to slip by you, undetected, via slyness and subtlety. It tends to turn to the usual antics, when it comes to invasion. That includes, hitching a ride with corrupted sites, links or torrents. Pretending to be a fake system or program update. Like, Java or Adobe Flash Player. And, it can hide behind freeware and spam emails. Say, you get an email that seems legitimate. It appears to come from a well-known company, like amazon. And, it urges you to click a link or download an attachment. Supposedly, to confirm an order or check your purchase data. Well, if you follow the email’s instructions, you end up with a Trojan. The infection counts on you not to spot that it’s a charade. Not to realize that the email is far from legitimate, and that it’s full of falsehoods. Caution helps you to catch the infection in the act of attempting infiltration. Carelessness does not. So, make sure to always do your due diligence. Read terms and conditions. Double-check everything. Look for the fine print. Even a little extra attention goes a long way, and can save you countless troubles. Make the right decision. Choose caution over the lack thereof. Your future self will thank you for it.

Why is this dangerous?

The Castro.exe threat is quite the hazardous companion. The Trojan wreaks all manner of grievances throughout your system. And, as if that’s not enough of a hassle, you also suffer a security hazard. Apart from deteriorating your system’s performance, the tool also threatens your privacy. It has instructions to spy on you, from the moment it invades. And, it does. It follows through, and begins its espionage once it settles. The tool monitors your every online move, and records it. Yes, it keeps track of everything you do, while browsing. Let that sink in. Links and ads you click on. Passwords and logins you input. Sites you frequent. Credit card and bank account details. Then, once the Trojan deems it has gathered enough, it sends it. It sends it to the unknown individuals with malicious intentions, behind the threat. In other words, cyber criminals with agendas. All manner of personal and financial information falls into their hands. Don’t allow that to happen! Don’t risk getting your data stolen and exposed. Protect your system from the Castro.exe tool’s harmful influences. Ensure your privacy remains private. Get rid of the hazardous Trojan as soon as you get the chance. The sooner it leaves your system, the better.

Manual Castro.exe Removal Instructions

The Castro.exe infection is specifically designed to make money to its creators one way or another. The specialists from various antivirus companies like Bitdefender, Kaspersky, Norton, Avast, ESET, etc. advise that there is no harmless virus.

If you perform exactly the steps below you should be able to remove the Castro.exe infection. Please, follow the procedures in the exact order. Please, consider to print this guide or have another computer at your disposal. You will NOT need any USB sticks or CDs.

STEP 1: Track down Castro.exe related processes in the computer memory

STEP 2: Locate Castro.exe startup location

STEP 3: Delete Castro.exe traces from Chrome, Firefox and Internet Explorer

STEP 4: Undo the damage done by the virus

STEP 1: Track down Castro.exe related processes in the computer memory

  • Open your Task Manager by pressing CTRL+SHIFT+ESC keys simultaneously
  • Carefully review all processes and stop the suspicious ones.


  • Write down the file location for later reference.

Step 2: Locate Castro.exe startup location

Reveal Hidden Files

  • Open any folder
  • Click on “Organize” button
  • Choose “Folder and Search Options”
  • Select the “View” tab
  • Select “Show hidden files and folders” option
  • Uncheck “Hide protected operating system files”
  • Click “Apply” and “OK” button

Clean Castro.exe virus from the windows registry

  • Once the operating system loads press simultaneously the Windows Logo Button and the R key.


  • A dialog box should open. Type “Regedit”


Depending on your OS (x86 or x64) navigate to:

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run] or
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] or

  • and delete the display Name: [RANDOM]

delete backgroundcontainer

  • Then open your explorer and navigate to: %appdata% folder and delete the malicious executable.

Clean your HOSTS file to avoid unwanted browser redirection

Navigate to %windir%/system32/Drivers/etc/host

If you are hacked, there will be foreign IPs addresses connected to you at the bottom. Take a look below:


Step 4: Undo the possible damage done by Castro.exe

This particular Virus may alter your DNS settings.

Attention! this can break your internet connection. Before you change your DNS settings to use Google Public DNS for Castro.exe, be sure to write down the current server addresses on a piece of paper.

To fix the damage done by the virus you need to do the following.

  • Click the Windows Start button to open the Start Menu, type control panel in the search box and select Control Panel in the results displayed above.
  • go to Network and Internet
  • then Network and Sharing Center
  • then Change Adapter Settings
  • Right-click on your active internet connection and click properties. Under the Networking tab, find Internet Protocol Version 4 (TCP/IPv4). Left click on it and then click on properties. Both options should be automatic! By default it should be set to “Obtain an IP address automatically” and the second one to “Obtain DNS server address automatically!” If they are not just change them, however if you are part of a domain network you should contact your Domain Administrator to set these settings, otherwise the internet connection will break!!!


  • Check your scheduled tasks to make sure the virus will not download itself again.

How to Permanently Remove Castro.exe Virus (automatic) Removal Guide

Please, have in mind that once you are infected with a single virus, it compromises your whole system or network and let all doors wide open for many other infections. To make sure manual removal is successful, we recommend to use a free scanner of any professional antimalware program to identify possible virus leftovers or temporary files.

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