How to remove Tropidoor Backdoor

What is Tropidoor Backdoor

Tropidoor Backdoor is a sophisticated type of malware classified as a backdoor trojan, designed to stealthily infiltrate systems and establish a hidden access point for cybercriminals. This malicious software is capable of executing various commands issued by its Command and Control server, such as collecting system data, managing files, and executing other malicious activities. Known to be used in campaigns alongside other malware like BeaverTail, Tropidoor typically spreads through deceptive spam emails that lure recipients into downloading harmful files. Once installed, it can open the door for further infections and lead to severe privacy breaches, financial losses, and identity theft. Tropidoor often hides in memory, making detection challenging for standard antivirus programs, and it can inject additional malware into running processes or load them in-memory. Its distribution frequently involves social engineering techniques, including fake job offers or software cracks, increasing the risk of infection for unsuspecting users. To protect against such threats, it is crucial to maintain updated security software and exercise caution with emails and downloads from unverified sources.

How Tropidoor Backdoor infected your system

Tropidoor Backdoor is a sophisticated piece of malware that infiltrates computers primarily through deceptive methods, often leveraging social engineering tactics. It typically spreads via spam emails, masquerading as legitimate messages that may include malicious links or attachments. These emails often appear to be recruitment offers or similar professional communications, enticing users to click on embedded links that lead to the BitBucket repository containing malicious projects. Once a user engages with these links, the downloader component of Tropidoor, often disguised as harmless files like “car.dll”, is executed, initiating the infection. This malware is adept at operating stealthily, loading in-memory to evade detection, and establishing communication with its Command and Control server to download further malicious payloads. Such infections can lead to severe security breaches, including unauthorized access to sensitive data, financial loss, and the installation of additional malware.

1. Download Tropidoor Backdoor Removal Tool
2. Use Windows Malicious Software Removal Tool to remove Tropidoor Backdoor
3. Use Autoruns to remove Tropidoor Backdoor
4. Files, folders and registry keys of Tropidoor Backdoor
5. Other aliases of Tropidoor Backdoor
6. How to protect from threats, like Tropidoor Backdoor

Remove Tropidoor Backdoor manually

Manual removal of Tropidoor Backdoor by inexperienced users may become a difficult task because it does not create entries in Add/Remove Programs under Control Panel, does not install browser extensions, and uses random file names. However, there are pre-installed instruments in the Windows system, that allow you to detect and remove malware without using third-party applications. One of them is Windows Malicious Software Removal Tool. It comes with Windows Update in Windows 11, 10, 8. 8.1. For older operating system you can download it here: 64-bit version | 32-bit version.

Remove Tropidoor Backdoor using Windows Malicious Software Removal Tool

1. Type mrt in the search box near Start Menu.
2. Run mrt clicking on found item.
3. Click Next button.
4. Choose one of the scan modes Quick scan, Full scan, Customize scan (Full scan recommended).
5. Click Next button.
6. Click on View detailed results of the scan link to view the scan details.
7. Click Finish button.

Remove Tropidoor Backdoor using Autoruns

Tropidoor Backdoor often sets up to run at Windows startup as an Autorun entry or Scheduled task.

1. Download Autoruns using this link.
2. Extract the archive and run Autoruns.exe file.
3. In Options menu make sure there are checkboxes near Hide Empty Locations, Hide Microsoft Entries, and Hide Windows Entries.
4. Search for suspicious entries with weird names or running from locations like: C:\{username}\AppData\Roaming.
5. Right-click on suspicious entry and choose Delete. This will prevent the threat to run at startup.
6. Switch to Scheduled Tasks tab and do the same.
7. To remove files themselves, click on suspicious entries and choose Jump to Entry…. Remove files or registry keys found.

Remove files, folder and registry keys of Tropidoor Backdoor

Tropidoor Backdoor files and folders


{randomname}.exe


Tropidoor Backdoor registry keys


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Aliases of Tropidoor Backdoor

How to protect from threats, like Tropidoor Backdoor, in future

Standard Windows protection or any decent third-party antivirus (Norton, Avast, Kaspersky) should be able to detect and remove Tropidoor Backdoor. However, if you got infected with Tropidoor Backdoor with existing and updated security software, you may consider changing it. To feel safe and protect your PC from Tropidoor Backdoor on all levels (browser, e-mail attachments, Word or Excel scripts, file system) we recommend a leading provider of internet security solutions – BitDefender. Its solutions both for home and business users proved to be one of the most advanced and effective. Choose and get your BitDefender protection via the button below:

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