Trojan.MSIL.Filecoder.KB
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: | 144 |
| First Seen: | October 22, 2022 |
| Last Seen: | February 25, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.Filecoder.KB indicates that your system has been compromised by a potentially malicious threat. It is essential to understand the nature of this threat and take immediate action to remove it and prevent further damage. The name Trojan.MSIL.Filecoder.KB suggests that this is a type of Trojan horse malware, which is designed to disguise itself as a legitimate program while secretly performing malicious actions.
Table of Contents
What Is Trojan.MSIL.Filecoder.KB?
Trojan.MSIL.Filecoder.KB is a type of malware that can infect your system and cause significant damage. The term "Trojan" refers to the fact that this malware disguises itself as a legitimate program, while "MSIL" suggests that it is written in Microsoft Intermediate Language, which is a programming language used by the .NET framework. The "Filecoder" part of the name implies that this malware may be capable of encrypting or modifying files on your system, potentially leading to data loss or corruption.
How Trojan.MSIL.Filecoder.KB Operates
Once Trojan.MSIL.Filecoder.KB has infected your system, it can operate in various ways, depending on its intended purpose. It may attempt to steal sensitive information, such as login credentials or financial data, or it may try to disrupt your system's operation by modifying files, registry settings, or other critical components. In some cases, this malware may also try to spread itself to other systems or devices on your network, potentially causing a wider outbreak.
It is worth noting that Trojan.MSIL.Filecoder.KB, like other types of malware, can be spread through various means, including infected software downloads, phishing emails, or exploited vulnerabilities in your system or applications. Therefore, it is crucial to be cautious when opening email attachments, downloading software, or clicking on links from unknown sources.
Symptoms of Infection
The symptoms of a Trojan.MSIL.Filecoder.KB infection can vary, but common indicators include slow system performance, unexpected crashes or freezes, and unusual network activity. You may also notice that your files have been modified or encrypted, or that your system settings have been changed without your consent. In some cases, you may receive alerts or warnings from your security software, indicating that a potentially malicious program has been detected.
- Slow system performance or crashes
- Unusual network activity or unfamiliar programs running in the background
- Modified or encrypted files
- Changed system settings or unfamiliar desktop icons
- Alerts or warnings from your security software
How to Remove Trojan.MSIL.Filecoder.KB
- Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow you to download and install removal tools.
- Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove the malware.
- Uninstall any suspicious programs or applications that may be related to the malware.
- Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons.
- Reboot your system and perform another full scan to ensure that the malware has been completely removed.
Conclusion
In conclusion, the detection of Trojan.MSIL.Filecoder.KB is a serious issue that requires immediate attention. By understanding the nature of this threat and taking the necessary steps to remove it, you can help protect your system and data from further damage. Remember to always be cautious when interacting with unknown sources, and keep your security software up to date to prevent similar infections in the future.
Analysis Report
General information
| Family Name: | Trojan.MSIL.Filecoder.KB |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
11f29fe1771043f5c907f46bafe2b5a5
SHA1:
5d2e4bf63dd79c0f15fc98df9c84f0f9aefa23ac
SHA256:
5938470AE029BE2217CBF9A40FE0DA446FC51ACBDA7073ACB2B94CF36B4AA557
File Size:
19.97 KB, 19968 bytes
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MD5:
118e72858944d9aee6edad5a5b5fa8a7
SHA1:
dd083caa100d491d10d936829fdfd68cd8a900ca
SHA256:
DA57B285E5E0F3BCA25C30B548D7C7DD7BAB4E832EBA39FD17DDCEAC4D99B7C5
File Size:
20.48 KB, 20480 bytes
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Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have debug information
- 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)
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- 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 | Ransomware |
| File Version | 1.0.0.0 |
| Internal Name | Ransomware.dll |
| Legal Copyright | Copyright © 2021 |
| Original Filename | Ransomware.dll |
| Product Name | Ransomware |
| Product Version | 1.0.0.0 |
File Traits
- .NET
- dll
- RijndaelManaged
- 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: | 29 |
|---|---|
| Potentially Malicious Blocks: | 8 |
| Whitelisted Blocks: | 20 |
| Unknown Blocks: | 1 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
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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