Trojan.MSIL.Agent.FFU
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: | 1 |
| First Seen: | June 24, 2025 |
| Last Seen: | January 19, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.Agent.FFU indicates that your system has been compromised by a potentially malicious program. This type of threat is generally categorized as a Trojan, which is a broad term for malware that disguises itself as legitimate software. Trojans can cause significant harm to your system and data, making it essential to understand the nature of this threat and take immediate action to remove it.
Table of Contents
What Is Trojan.MSIL.Agent.FFU?
Trojan.MSIL.Agent.FFU is a type of malware that can infect your system through various means, such as downloading malicious software, opening infected email attachments, or visiting compromised websites. The name "Trojan.MSIL.Agent.FFU" suggests that it is a Trojan-type threat, but without more specific information, it's difficult to determine its exact origin or purpose. MSIL stands for Microsoft Intermediate Language, which is a component of the .NET framework, indicating that this malware might be designed to interact with or exploit vulnerabilities in .NET applications.
How Trojan.MSIL.Agent.FFU Operates
Once installed, Trojan.MSIL.Agent.FFU can operate in various ways, depending on its intended purpose. Trojans are known for their ability to disguise themselves as legitimate programs, making them difficult to detect. They can create backdoors, allowing remote access to your system, steal sensitive information, or download and install additional malware. The specific operations of Trojan.MSIL.Agent.FFU would depend on its design and the goals of its creators, but the general behavior of Trojans includes evading detection, exploiting system vulnerabilities, and causing harm to the infected system or its data.
Symptoms of Infection
Symptoms of a Trojan infection can vary widely but may include unusual system behavior, such as unexpected pop-ups, slow performance, or crashes. You might also notice that your browser settings have changed, or you're being redirected to unwanted websites. In some cases, the presence of a Trojan might not be immediately apparent, as it may be designed to operate stealthily in the background. However, keeping an eye out for any unusual activity on your system can help in early detection and removal of such threats.
How to Remove Trojan.MSIL.Agent.FFU
- Boot your system into Safe Mode with Networking. This will help prevent the malware from loading and make it easier to remove.
- Download and install a reputable anti-malware tool, such as SpyHunter, and perform a full scan of your system. This tool can help identify and remove the Trojan and any other malware that might be present.
- Uninstall any suspicious programs that you don't recognize or that were installed around the time you noticed the infection. Be cautious and only remove programs you are sure are malicious or unnecessary.
- Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings. This can help remove any malicious extensions or settings that the Trojan might have installed.
- Reboot your system and perform another scan with your anti-malware tool to ensure that the Trojan and any associated malware have been completely removed.
Conclusion
Removing Trojan.MSIL.Agent.FFU requires careful and immediate action to prevent further damage to your system and data. By following the steps outlined above and maintaining vigilance, you can help protect your system from similar threats in the future. It's also crucial to keep your operating system, software, and security tools up to date, as newer versions often include patches for known vulnerabilities that malware like Trojans exploit. Remember, prevention and regular system checks are key to maintaining the security and integrity of your digital environment.
Analysis Report
General information
| Family Name: | Trojan.MSIL.Agent.FFU |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
e05f20394f556bd4ad887f2e8cec7611
SHA1:
f7a9f37a06c4a9687779c7c5644760b6f21ffab0
SHA256:
ECC8E3D0F89B792CED877B5BCF2D9A740748A16954C487A47A54485D40214CEA
File Size:
15.36 KB, 15360 bytes
|
Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have exports table
- File doesn't have security information
- File is .NET application
- File is 32-bit executable
- File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
- File is either console or GUI application
- File is not packed
- IMAGE_FILE_DLL is not set inside PE header (Executable)
- IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)
Windows PE Version Information
Windows PE Version Information
This section displays values and attributes that have been set in the Windows file version information data structure for samples within this family. To mislead users, malware actors often add fake version information mimicking legitimate software.| Name | Value |
|---|---|
| Assembly Version | 1.0.0.0 |
| File Description | Desktop |
| File Version | 1.0.0.0 |
| Internal Name | ReverseProxyR.dll |
| Legal Copyright | Copyright © 2024 |
| Original Filename | ReverseProxyR.dll |
| Product Name | Desktop |
| Product Version | 1.0.0.0 |
File Traits
- .NET
- dll
- x86
Block Information
Block Information
During analysis, EnigmaSoft breaks file samples into logical blocks for classification and comparison with other samples. Blocks can be used to generate malware detection rules and to group file samples into families based on shared source code, functionality and other distinguishing attributes and characteristics. This section lists a summary of this block data, as well as its classification by EnigmaSoft. A visual representation of the block data is also displayed, where available.| Total Blocks: | 40 |
|---|---|
| Potentially Malicious Blocks: | 27 |
| Whitelisted Blocks: | 12 |
| Unknown Blocks: | 1 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
Similar Families
Similar Families
This section lists other families that share similarities with this family, based on EnigmaSoft’s analysis. Many malware families are created from the same malware toolkits and use the same packing and encryption techniques but uniquely extend functionality. Similar families may also share source code, attributes, icons, subcomponents, compromised and/or invalid digital signatures, and network characteristics. Researchers leverage these similarities to rapidly and effectively triage file samples and extend malware detection rules.- MSIL.Agent.FFU
Windows API Usage
Windows API Usage
This section lists Windows API calls that are used by the samples in this family. Windows API usage analysis is a valuable tool that can help identify malicious activity, such as keylogging, security privilege escalation, data encryption, data exfiltration, interference with antivirus software, and network request manipulation.| Category | API |
|---|---|
| Syscall Use |
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