Trojan.MSIL.ShellcodeRunner.B
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: | 3 |
| First Seen: | July 27, 2021 |
| Last Seen: | August 31, 2025 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.ShellcodeRunner.B 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 control. It is essential to understand the nature of this threat and take prompt action to remove it and prevent further damage.
Table of Contents
What Is Trojan.MSIL.ShellcodeRunner.B?
Trojan.MSIL.ShellcodeRunner.B is a type of Trojan horse malware that uses shellcode to execute malicious instructions on a compromised system. The term "Trojan" refers to the fact that this malware disguises itself as legitimate software, allowing it to evade detection and gain unauthorized access to the system. The "MSIL" part of the name suggests that the malware is written in Microsoft Intermediate Language, which is a platform-agnostic intermediate representation of code. The "ShellcodeRunner" component implies that the malware is designed to execute shellcode, which is a small piece of code that is used to exploit vulnerabilities in the system.
How Trojan.MSIL.ShellcodeRunner.B Operates
Once installed on a system, Trojan.MSIL.ShellcodeRunner.B can operate in a variety of ways, depending on its intended purpose. It may be designed to steal sensitive information, such as login credentials or financial data, or to install additional malware on the system. It may also be used to create a backdoor, allowing remote access to the system, or to participate in a botnet, which is a network of compromised computers that can be controlled remotely. The exact operation of Trojan.MSIL.ShellcodeRunner.B will depend on the specific goals of the attackers who created it.
Symptoms of Infection
The symptoms of a Trojan.MSIL.ShellcodeRunner.B infection can vary, but may include unusual system behavior, such as slow performance, crashes, or unexplained changes to system settings. You may also notice that your system is connecting to unfamiliar websites or that your antivirus software is detecting and blocking suspicious activity. In some cases, the malware may not exhibit any obvious symptoms, making it difficult to detect without the use of specialized security software.
How to Remove Trojan.MSIL.ShellcodeRunner.B
- Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow you to download and install removal tools.
- Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system and detect and remove any malware that is present.
- Uninstall any suspicious programs that may be related to the malware, taking care to follow the uninstallation instructions carefully to ensure that all components are removed.
- Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malware that may have infected them.
- Reboot your system and perform a follow-up scan to ensure that the malware has been completely removed.
Conclusion
The removal of Trojan.MSIL.ShellcodeRunner.B requires careful attention to detail and a thorough understanding of the malware's operation. By following the steps outlined above and using reputable security software, you can help to protect your system and prevent further damage. It is essential to remain vigilant and to take steps to prevent future infections, such as keeping your operating system and software up to date, using strong passwords, and avoiding suspicious downloads and email attachments.
Analysis Report
General information
| Family Name: | Trojan.MSIL.ShellcodeRunner.B |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
945851a10ed3f5e96d51593d3a73e15a
SHA1:
71ad0aec9179bfee7ab59ab36e8218a5ea481d23
SHA256:
4383921552CEC80A31B4B48B3E17D3900CB0B225A039E28D10D83B7A3BE1551D
File Size:
21.50 KB, 21504 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 | DBGBufferp |
| File Version | 1.0.0.0 |
| Internal Name | DBGBufferp.dll |
| Legal Copyright | Copyright © 2025 |
| Original Filename | DBGBufferp.dll |
| Product Name | DBGBufferp |
| Product Version | 1.0.0.0 |
File Traits
- .NET
- dll
- ntdll
- WriteProcessMemory
- 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: | 32 |
|---|---|
| Potentially Malicious Blocks: | 13 |
| Whitelisted Blocks: | 11 |
| Unknown Blocks: | 8 |
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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