Trojans that can act as backdoors are particularly alarming since they enable malicious actors to perform a range of dangerous activities. Trojan.Sakurel.B is classified as a backdoor type of a Trojan that is currently active in the wild. In order to avoid being affected by it, you should keep your system protected at all times.
Name | Trojan.Sakurel.B |
Type | Trojan, backdoor |
Short Description | The Trojan opens a backdoor on the compromised system. |
Symptoms | System files are modified, a new registry entry is added. |
Distribution Method | Email attachments, exploits, etc. |
Detection Tool | Download Malware Removal Tool, to See If Your System Has Been Affected by malware |
User Experience | Join our forum to discuss the Pupy RAT. |
Trojan.Sakurel.B Distribution Method
The most common distribution path for Trojans such as Trojan.Sakurel.B is via malicious exploits. That is why frequently updating your software products and operating system is crucial to the security of your computer.
Trojans, in general, can also be spread via:
- Infected torrents (peer-to-peer communities);
- Malicious email attachments;
- Drive-by downloads;
- Social engineering scams.
Trojan.Sakurel.B Technical Review
Trojan.Sakurel.B (Symantec’s detection) can be detected differently by different AV solutions:
- Trojan:Win32/Sakurel.A (Microsoft)
- Win32/Shyape.M (ESET-NOD32)
- Trojan.Sakurel.A (B) (Emsisoft)
- Trojan.Sakurel.A (F-Secure)
- Trojan.Win32.Sakurel.d (Kaspersky)
- Trojan.Agent.ED (Malwarebytes)
- BackDoor-FBTH!3F0BA1CD12BA (McAfee)
- TROJ_SAKUREL.B (TrendMicro)
Once the Trojan is executed, the following files will be created on the compromised system:
%Temp%\Center[RANDOM CHARACTERS].dat
%Temp%\Center[RANDOM CHARACTERS].dat
%UserProfile%\Application Data\adobe\adobe.dat
Trojan.Sakurel.B also modifies the Windows Registry by adding the following entry:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\”AdobePlayer” = regsvr32 /s “%UserProfile%\Application Data\adobe\adobe.dat”
Trojan.Sakurel.B acts as an installer for a legitimate application. Meanwhile, a separate, malicious process is also started. For example, once executed, the Trojan will try to open a backdoor on the compromised system. As reported by Symantec’s researchers, it will also attempt connecting to the following remote location:
87.198.23.40 on port 443 using SSL
Overall, Trojan.Sakurel.B can perform a range of malicious operations such as:
- Modify system files – delete, move, list, or steal such;
- Launch various processes;
- Download harmful files to the system;
- Send system information to the remote location given above;
- Open a remote shell;
- Uninstall itself.
Trojan.Sakurel.B Removal Options
The best way to deal with Trojan horses such as Trojan.Sakurel.B is by running a full system scan via a strong anti-virus solution. Such a solution will remove all traces of the threat and will continue to shield the system against future attacks.
A step-by-step removal guide is provided below.
- Guide 1: How to Remove Trojan.Sakurel.B from Windows.
- Guide 2: Get rid of Trojan.Sakurel.B from Mac OS X.
- Guide 3: Remove Trojan.Sakurel.B from Google Chrome.
- Guide 4: Erase Trojan.Sakurel.B from Mozilla Firefox.
- Guide 5: Uninstall Trojan.Sakurel.B from Microsoft Edge.
- Guide 6: Remove Trojan.Sakurel.B from Safari.
- Guide 7: Eliminate Trojan.Sakurel.B from Internet Explorer.
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer
How to Remove Trojan.Sakurel.B from Windows.
Step 1: Boot Your PC In Safe Mode to isolate and remove Trojan.Sakurel.B





Step 2: Uninstall Trojan.Sakurel.B and related software from Windows
Here is a method in few easy steps that should be able to uninstall most programs. No matter if you are using Windows 10, 8, 7, Vista or XP, those steps will get the job done. Dragging the program or its folder to the recycle bin can be a very bad decision. If you do that, bits and pieces of the program are left behind, and that can lead to unstable work of your PC, errors with the file type associations and other unpleasant activities. The proper way to get a program off your computer is to Uninstall it. To do that:



Step 3: Clean any registries, created by Trojan.Sakurel.B on your computer.
The usually targeted registries of Windows machines are the following:
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
You can access them by opening the Windows registry editor and deleting any values, created by Trojan.Sakurel.B there. This can happen by following the steps underneath:



Before starting "Step 4", please boot back into Normal mode, in case you are currently in Safe Mode.
This will enable you to install and use SpyHunter 5 successfully.
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer
Get rid of Trojan.Sakurel.B from Mac OS X.
Step 1: Uninstall Trojan.Sakurel.B and remove related files and objects
1. Hit the ⇧+⌘+U keys to open Utilities. Another way is to click on “Go” and then click “Utilities”, like the image below shows:
- Go to Finder.
- In the search bar type the name of the app that you want to remove.
- Above the search bar change the two drop down menus to “System Files” and “Are Included” so that you can see all of the files associated with the application you want to remove. Bear in mind that some of the files may not be related to the app so be very careful which files you delete.
- If all of the files are related, hold the ⌘+A buttons to select them and then drive them to “Trash”.
In case you cannot remove Trojan.Sakurel.B via Step 1 above:
In case you cannot find the virus files and objects in your Applications or other places we have shown above, you can manually look for them in the Libraries of your Mac. But before doing this, please read the disclaimer below:
You can repeat the same procedure with the following other Library directories:
→ ~/Library/LaunchAgents
/Library/LaunchDaemons
Tip: ~ is there on purpose, because it leads to more LaunchAgents.
Step 2: Scan for and remove Trojan.Sakurel.B files from your Mac
When you are facing problems on your Mac as a result of unwanted scripts and programs such as Trojan.Sakurel.B, the recommended way of eliminating the threat is by using an anti-malware program. SpyHunter for Mac offers advanced security features along with other modules that will improve your Mac’s security and protect it in the future.
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer
Remove Trojan.Sakurel.B from Google Chrome.
Step 1: Start Google Chrome and open the drop menu
Step 2: Move the cursor over "Tools" and then from the extended menu choose "Extensions"
Step 3: From the opened "Extensions" menu locate the unwanted extension and click on its "Remove" button.
Step 4: After the extension is removed, restart Google Chrome by closing it from the red "X" button at the top right corner and start it again.
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer
Erase Trojan.Sakurel.B from Mozilla Firefox.
Step 1: Start Mozilla Firefox. Open the menu window
Step 2: Select the "Add-ons" icon from the menu.
Step 3: Select the unwanted extension and click "Remove"
Step 4: After the extension is removed, restart Mozilla Firefox by closing it from the red "X" button at the top right corner and start it again.
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer
Uninstall Trojan.Sakurel.B from Microsoft Edge.
Step 1: Start Edge browser.
Step 2: Open the drop menu by clicking on the icon at the top right corner.
Step 3: From the drop menu select "Extensions".
Step 4: Choose the suspected malicious extension you want to remove and then click on the gear icon.
Step 5: Remove the malicious extension by scrolling down and then clicking on Uninstall.
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer
Remove Trojan.Sakurel.B from Safari.
Step 1: Start the Safari app.
Step 2: After hovering your mouse cursor to the top of the screen, click on the Safari text to open its drop down menu.
Step 3: From the menu, click on "Preferences".
Step 4: After that, select the 'Extensions' Tab.
Step 5: Click once on the extension you want to remove.
Step 6: Click 'Uninstall'.
A pop-up window will appear asking for confirmation to uninstall the extension. Select 'Uninstall' again, and the Trojan.Sakurel.B will be removed.
Windows Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer
Eliminate Trojan.Sakurel.B from Internet Explorer.
Step 1: Start Internet Explorer.
Step 2: Click on the gear icon labeled 'Tools' to open the drop menu and select 'Manage Add-ons'
Step 3: In the 'Manage Add-ons' window.
Step 4: Select the extension you want to remove and then click 'Disable'. A pop-up window will appear to inform you that you are about to disable the selected extension, and some more add-ons might be disabled as well. Leave all the boxes checked, and click 'Disable'.
Step 5: After the unwanted extension has been removed, restart Internet Explorer by closing it from the red 'X' button located at the top right corner and start it again.