This article exposes the hazards of the virus called TrojanDownloader:Win32/Ymacco.AAD0. Removal Guide, suggested Virus Scanner, and ways to Protect the Computer are also incorporated to this post.

What is TrojanDownloader:Win32/Ymacco.AAD0?

If your anti-virus application detects the presence of TrojanDownloader:Win32/Ymacco.AAD0 on the computer, it signifies that the files are in danger of being corrupted or encrypted. The said virus was made by cyber criminals to infect the computer with highly dangerous ransomware. TrojanDownloader:Win32/Ymacco.AAD0 can fetch the said malware from a remote server and execute it on the contaminated system.

Threat Behavior

TrojanDownloader:Win32/Ymacco.AAD0 spreads over the internet via spam email campaign, malicious websites, infected software installer, or fake software updates. Once it is executed on the computer, this virus will unload several system files that will negatively affect the operation of Windows. TrojanDownloader:Win32/Ymacco.AAD0 would also alter the registry and add its own entry to make sure that the virus runs on each Windows boot-up.

The moment that this threat is active on the computer, it is going to download additional malware from a remote location and execute in on the already compromised system. This action was known to be taking advantage by attackers to infect the computer with hazardous ransomware that will block user’s access to their own files.


Malware makers designed TrojanDownloader:Win32/Ymacco.AAD0 to infect the computer with additional viruses. Therefore, once it is operating on the system, it can perform various disastrous actions like the following:

  • Collect several data from the computer.
  • Upload the gathered information to a remote server.
  • Download additional threat from a specified location.
  • Execute the downloaded virus to further infect the computer.

Illustration for TrojanDownloader:Win32/Ymacco.AAD0

Versions of TrojanDownloader:Win32/Ymacco.AAD0
Version NameAlert LevelDate Added
TrojanDownloader:Win32/Ymacco.AAECSevereJun 26, 2020
TrojanDownloader:Win32/Ymacco.AA7ASevereJun 29, 2020
TrojanDownloader:Win32/Ymacco.AAF9SevereJun 29, 2020
Trojan:Win32/Ymacco.AB99SevereJuly 10, 2020

How to remove TrojanDownloader:Win32/Ymacco.AAD0?

To totally remove TrojanDownloader:Win32/Ymacco.AAD0 from the computer and get rid of relevant virus and trojan, please execute the procedures as stated on this page. Make sure that you have completely scan the system with suggested malware removal tools and virus scanners.

Quick Fix - Scan the PC with Combo Cleaner for Windows

Combo Cleaner is a trusted PC security and optimization tool equipped with powerful virus and malware detection engine. This program can get rid of hazardous virus like TrojanDownloader:Win32/Ymacco.AAD0 through this procedure.

1. Download the application from the following page:

2. Save the file to your preferred location.

3. Double-click the downloaded file CCSetup.exe and install with the default settings.

CC for Windows Installation

4. At the end of the setup process, click Finish to run Combo Cleaner.

5. The tool will update the signature file, please wait for this process to complete.

6. To begin checking for threats like TrojanDownloader:Win32/Ymacco.AAD0, click on the Start Scan button. Wait for this scan to finish.

CC for Windows Start Scan

7. At the end of the scan process, click on Remove all threats to delete TrojanDownloader:Win32/Ymacco.AAD0 virus including all malicious objects from the computer.

Free features of Combo Cleaner for Windows include Disk Cleaner, Big Files finder, Duplicate files finder, and Uninstaller. To use antivirus, privacy scanner, and to delete identified threats, users have to upgrade to a premium version.

Please continue with the succeeding removal procedures if your are comfortable to manually get rid of the virus and malicious items linked with it.

Stage 1 : Start Windows in Safe Mode With Networking

Windows 10 Guide

1. Click on Windows logo and select Power icon when options pop-ups.
2. Select Restart from the options while pressing Shift key on the keyboard.
3. Choose an Option window will appear, select the Troubleshoot button.
4. On next window, please choose Advanced Option.
5. On Advanced Option window, click on Startup Settings and then, click Restart button to reboot the computer.
6. When Windows boot on Startup Settings, press function key F5 or number 5 on keyboard.

A simpler alternative for Windows 10 users is to scan the computer with Microsoft Defender Offline. This will run a virus scan in the recovery environment.

Windows 8 Guide

1. Click Windows Start icon at the lower left section of the screen.
2. Open Search window and type Advanced in the field. It will open General PC Settings.
3. Click on Advanced Startup and then, click on Restart Now button.
4. Once the computer starts in Advanced Startup option menu, select Troubleshoot.
5. Next, click on Advanced Options to reveal the next section.
6. Click Startup settings and then, click Restart button to boot the PC in Startup Settings.
7. Use function key F5 or number key 5 to Enable Safe Mode with Networking.

Stage 2 : Run a virus scanner

To remove TrojanDownloader:Win32/Ymacco.AAD0, we suggest that you scan the infected computer with this powerful virus removal tool. It can detect and get rid of Trojans, viruses, malware, and adware from the infected computer. To fully protect the computer against TrojanDownloader:Win32/Ymacco.AAD0 or similar attack, you can activate Sophos to have real-time scanning and complete defense against all forms of threats.

1. Download Sophos Virus Removal Tool from the link below. Save the file on your computer where you can easily access it.

2. Once the download completes, browse the location of the file. Double-click to run the program and begin the install process.

3. On first windows of installation wizard, click Next to continue. Then, it will display the program’s License Agreement. You need to Accept the terms in order to proceed. If Windows prompts for User Account Control, please click Yes to proceed.

4. On succeeding windows, click Next or Continue to carry on with the installation. After completing the installation process, Launch Sophos Virus Removal Tool.

5. Internet connection is required when running this scanner in order to download important updates. Make sure that everything is up-to-date to effectively remove virus like TrojanDownloader:Win32/Ymacco.AAD0.

6. Click the  button to  carry out the Scan. This will check the system for presence of malicious objects, malware, and viruses. The tool reveals items that were found linked to TrojanDownloader:Win32/Ymacco.AAD0 and other suspicious entities. Be sure to remove all identified threats.

Screenshot of Sophos Virus Scan

After executing the above instructions, TrojanDownloader:Win32/Ymacco.AAD0 should have been eliminated totally from the computer. If there are still signs of infection or computer is displaying unusual behaviors, please continue with the remaining procedures.

Stage 2 :Double Check with Microsoft Security Apps

Microsoft Windows has built-in security application that you can use to double-check if computer is still infected with TrojanDownloader:Win32/Ymacco.AAD0. For Windows 8 and 10 users, please run Windows Defender. Users of Windows Vista and older versions can utilize Microsoft Security Essentials to remove TrojanDownloader:Win32/Ymacco.AAD0 virus.

Windows 8 / 10 Instructions:

Windows Defender is a free tool that was built help you remove TrojanDownloader:Win32/Ymacco.AAD0, viruses, and other malicious items from Windows 8 or Windows 10 system. Follow these procedures to scan your computer with Windows Defender:

1. Tap or click the Search charm, search for defender, and then open Windows Defender.

If Windows Defender is not yet installed on the computer, please proceed to download page using the link below. It also contains detailed instruction to install and use the program effectively. Proper usage is required to totally remove TrojanDownloader:Win32/Ymacco.AAD0


2. On the Home tab, click Full under Scan Options. Click Scan now to start scanning for presence of TrojanDownloader:Win32/Ymacco.AAD0. The process may take a while to complete.


3. After the scan, delete/quarantine identified threats wether it is relevant to TrojanDownloader:Win32/Ymacco.AAD0 or not. You may now restart Windows to complete the virus removal process.

Windows XP, Windows Vista, and Windows 7 Instructions:

1. Open Microsoft Security Essentials by going to Windows Start > All Programs. If the tool is not yet installed on the computer, please download Microsoft Security Essentials from the link below. Save the file on your hard drive.

Complete installation guide and usage are also provided on the same link. It is essential in removing TrojanDownloader:Win32/Ymacco.AAD0 effectively. If Microsoft Security Essentials is already installed on the PC, please proceed with the steps below.

2. On Microsoft Security Essentials Home screen, please choose Full under Scan Options.

MSE Full Scan

3. Click on Scan Now button to start detecting TrojanDownloader:Win32/Ymacco.AAD0 items, viruses, and malware on the PC. Scan may take a while, please be patient and wait for the process to end.

How to protect the computer from TrojanDownloader:Win32/Ymacco.AAD0?

The initial defense that comes to the mind of any computer users is to install an anti-virus or anti-malware program. This move is sensible and probably the most practical way to protect the computer against TrojanDownloader:Win32/Ymacco.AAD0 attack. Hence, keep in mind that having a security software do not give full guarantee of protection. The most part of the prevention still lies on being cautious of users and therefore we are providing the following information as guidelines to protect the computer from virus infection.

Avoid Malicious Websites

There are enormous numbers of websites that was made for the primary purpose of spreading TrojanDownloader:Win32/Ymacco.AAD0. Normally, these sites are involved in integrating malicious pop-up and browser hijacker, that will eventually cause further virus infection. Avoid such kind of websites.

Delete Phishing Emails

The mass-mailing of computer viruses gives the attackers the luxury of spreading their malicious code in just one send off. This will arrive in the inbox as email that appears to be from a legitimate organization. So, if you receive an unexpected email with a link or an attached file, better delete it immediately.

Do Not Click a Suspicious Link

Links from social media, forums, and blog sites are sometimes being utilized by attackers to drive web users to a malicious page that contains malicious code. Therefore, do not just click on any link especially if it looks suspicious. Accidental access to the destination site may lead to TrojanDownloader:Win32/Ymacco.AAD0 infection.

Be Careful When Downloading Files

Cracked software, serial key generators, and several freeware are seen as another method that spreads the TrojanDownloader:Win32/Ymacco.AAD0 virus. Avoid acquiring these types of application and if there is a need to download a freeware or shareware, be sure to obtain it from the official website or trusted providers.

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