Trojan.Fourthrem
Threat Scorecard
EnigmaSoft Threat Scorecard
EnigmaSoft Threat Scorecards are assessment reports for different malware threats which have been collected and analyzed by our research team. EnigmaSoft Threat Scorecards evaluate and rank threats using several metrics including real-world and potential risk factors, trends, frequency, prevalence, and persistence. EnigmaSoft Threat Scorecards are updated regularly based on our research data and metrics and are useful for a wide range of computer users, from end users seeking solutions to remove malware from their systems to security experts analyzing threats.
EnigmaSoft Threat Scorecards display a variety of useful information, including:
Popularity Rank: The ranking of a particular threat in EnigmaSoft’s Threat Database.
Severity Level: The determined severity level of an object, represented numerically, based on our risk modeling process and research, as explained in our Threat Assessment Criteria.
Infected Computers: The number of confirmed and suspected cases of a particular threat detected on infected computers as reported by SpyHunter.
See also Threat Assessment Criteria.
| Threat Level: | 80 % (High) |
| Infected Computers: | 7,730 |
| First Seen: | May 25, 2016 |
| Last Seen: | November 11, 2025 |
| OS(es) Affected: | Windows |
The detection of Trojan.Fourthrem on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise the security and integrity of your computer, allowing unauthorized access and potentially leading to further malicious activities. It is essential to understand the nature of this threat and take prompt action to remove it and prevent future infections.
Table of Contents
What Is Trojan.Fourthrem?
Trojan.Fourthrem is a type of Trojan horse malware, which is a broad category of malicious software that disguises itself as legitimate or harmless. Trojans are known for their ability to deceive users into installing them, often by masquerading as useful applications or attachments. Once installed, they can open a backdoor into your system, allowing hackers to access your computer remotely, steal sensitive information, or install additional malware.
How Trojan.Fourthrem Operates
The operation of Trojan.Fourthrem, like other Trojans, typically involves exploiting vulnerabilities in software or tricking users into executing the malware. Once executed, it can embed itself deep within the system, making it difficult to detect and remove. It may communicate with command and control servers to receive instructions, download additional malware, or exfiltrate data. The exact mechanisms can vary, but the primary goal is to maintain unauthorized access to the compromised system.
Symptoms of Infection
Symptoms of a Trojan.Fourthrem infection can be subtle and may not always be immediately apparent. However, common indicators include unusual system behavior, such as unexpected pop-ups, slow performance, or frequent crashes. You might also notice unauthorized changes to your system settings, unfamiliar programs, or strange network activity. In some cases, the malware may operate stealthily, making it necessary to rely on antivirus software for detection.
How to Remove Trojan.Fourthrem
- Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for internet access. This will make it easier to download and install removal tools.
- Download and run a full scan with a reputable anti-malware tool, such as SpyHunter, to detect and remove all components of the Trojan.Fourthrem malware. Ensure the tool is updated with the latest definitions to improve detection capabilities.
- Uninstall any suspicious programs that were installed around the time of the infection. Be cautious and only remove programs you are certain are malicious or unnecessary.
- Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings to remove any malicious extensions or settings changes made by the malware.
- Reboot your computer and perform another full scan with your anti-malware tool to ensure all remnants of the malware have been removed. Repeat this process until no threats are detected.
Conclusion
Removing Trojan.Fourthrem requires a systematic approach to ensure all components of the malware are eliminated. It's crucial to act quickly to prevent further damage and potential data theft. After removal, consider enhancing your system's security by keeping your operating system and software up to date, using strong, unique passwords, and being cautious with email attachments and downloads. Regularly scanning your system with anti-malware software can also help detect and remove threats before they cause significant harm. By taking these steps, you can protect your computer and personal data from Trojan.Fourthrem and other malware threats.
SpyHunter Detects & Remove Trojan.Fourthrem
File System Details
| # | File Name | MD5 |
Detections
Detections: The number of confirmed and suspected cases of a particular threat detected on
infected computers as reported by SpyHunter.
|
|---|---|---|---|
| 1. | PFHttpContentFilter.exe.vir | 3ec163ac2f9d30bd1a380f74d0b9a790 | 265 |
| 2. | PFHttpContentFilter.exe | dce753acfc06cce92244f00e851cb094 | 153 |
| 3. | CppWindowsService.exe | 7fd5940fef8aef1519d256154f3e0263 | 42 |
| 4. | driver_installer.exe | f9a39c8d20291bae99a280c96c43e975 | 3 |
