Trojan.MSIL.Stealer.BDB
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: | September 3, 2023 |
| Last Seen: | December 12, 2025 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.Stealer.BDB indicates that your system has been compromised by a potentially malicious program. This type of threat is designed to infiltrate and gather sensitive information from your computer, which can lead to serious security breaches and data theft. It is essential to take immediate action to remove this threat and prevent further damage.
Table of Contents
What Is Trojan.MSIL.Stealer.BDB?
Trojan.MSIL.Stealer.BDB is a type of Trojan horse malware that is designed to steal sensitive information from infected computers. The name "Trojan" refers to the fact that this type of malware disguises itself as a legitimate program, allowing it to evade detection and gain access to sensitive areas of the system. The "MSIL" part of the name suggests that the malware is written in Microsoft Intermediate Language, which is a programming language used by the .NET framework.
How Trojan.MSIL.Stealer.BDB Operates
Trojan.MSIL.Stealer.BDB operates by infiltrating a computer system and then using various techniques to gather sensitive information such as login credentials, credit card numbers, and other personal data. This can be done through keylogging, screen scraping, or other methods. The malware may also communicate with its creators or other malicious servers to transmit the stolen data or receive further instructions.
Symptoms of Infection
Systems infected with Trojan.MSIL.Stealer.BDB may exhibit a range of symptoms, including unusual network activity, slow system performance, and unexplained changes to system settings or files. In some cases, the malware may also cause pop-ups, redirects, or other unwanted behavior. However, it is also possible for the malware to operate silently, making it difficult to detect without the use of specialized security software.
- Unexplained changes to system settings or files
- Slow system performance or crashes
- Unusual network activity or connectivity issues
- Pop-ups, redirects, or other unwanted behavior
How to Remove Trojan.MSIL.Stealer.BDB
- Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for easier removal.
- Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system and detect any malicious files or programs.
- 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 computer and perform another scan with your anti-malware tool to ensure that the malware has been fully removed.
Conclusion
Removing Trojan.MSIL.Stealer.BDB from your system requires careful attention to detail and the use of reputable security software. By following the steps outlined above, you can help to ensure that your system is clean and free from this potentially malicious program. It is also essential to take steps to prevent future infections, such as keeping your operating system and software up to date, using strong passwords, and being cautious when opening email attachments or downloading files from the internet.
Analysis Report
General information
| Family Name: | Trojan.MSIL.Stealer.BDB |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
a91c8ce320c06ccd513ded1f6ae8d71a
SHA1:
619a63753d562c94c41c7c5e593155f375ab2b78
SHA256:
72E958DA6CE98060B410CD56B5E69E660A2F4BFC1EFB7C7500E3A3483ACAE8A8
File Size:
270.85 KB, 270848 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 either console or GUI application
- File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
- 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)
File Icons
File Icons
This section displays icon resources found within family samples. Malware often replicates icons commonly associated with legitimate software to mislead users into believing the malware is safe.
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 | usb loader host |
| File Version | 1.0.0.0 |
| Internal Name | UpgradeFirmware.exe |
| Legal Copyright | Copyright © 2010 |
| Original Filename | UpgradeFirmware.exe |
| Product Name | usb loader host |
| Product Version | 1.0.0.0 |
File Traits
- .NET
- 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: | 100 |
|---|---|
| Potentially Malicious Blocks: | 51 |
| Whitelisted Blocks: | 49 |
| Unknown Blocks: | 0 |
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.Stealer.BDB
- MSIL.Stealer.BDD
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 |
|---|---|
| User Data Access |
|
| Anti Debug |
|
| Keyboard Access |
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