Trojan.MSIL.Spy.Agent.UA
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: | 5 |
| First Seen: | August 15, 2023 |
| Last Seen: | February 10, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.Spy.Agent.UA indicates that a potentially malicious program has been identified on your system. This name suggests that the detected threat is related to spyware, which is designed to gather sensitive information from infected computers without the users' knowledge or consent. It's essential to understand the nature of this threat and take immediate action to protect your personal data and system security.
Table of Contents
What Is Trojan.MSIL.Spy.Agent.UA?
Trojan.MSIL.Spy.Agent.UA is a type of malware that falls under the category of spyware. Spyware is a broad term for software that secretly monitors and collects user information, such as browsing history, login credentials, and other sensitive data. The "Trojan" part of the name implies that this malware may use deceptive methods to infiltrate a computer system, disguising itself as legitimate software or hiding within other programs.
How Trojan.MSIL.Spy.Agent.UA Operates
Once installed on a system, Trojan.MSIL.Spy.Agent.UA can operate in various ways to achieve its goals. It may run in the background, unnoticed by the user, collecting data and sending it back to its creators. This malware could also create backdoors, allowing unauthorized access to the infected computer, or download additional malicious components. The specific operations of Trojan.MSIL.Spy.Agent.UA can vary, but its primary objective is to compromise system security and user privacy.
Symptoms of Infection
Identifying a Trojan.MSIL.Spy.Agent.UA infection can be challenging, as spyware is designed to be stealthy. However, some common symptoms may indicate the presence of malware, including slow system performance, frequent crashes, and unusual network activity. Users might also notice unfamiliar programs or toolbars in their browsers, changes in browser settings, or an increase in pop-up advertisements. These signs do not necessarily confirm the presence of Trojan.MSIL.Spy.Agent.UA but suggest that a thorough system check is warranted.
How to Remove Trojan.MSIL.Spy.Agent.UA
- Enter Safe Mode with Networking to limit the malware's ability to interfere with the removal process. This mode allows you to use the internet to download necessary tools while minimizing system activity.
- Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter. Ensure the tool is updated to the latest version to maximize its effectiveness against the latest threats.
- Uninstall suspicious programs that you do not recognize or that were installed around the time you suspect the infection occurred. Be cautious and only remove programs you are certain are malicious or unnecessary.
- Reset your browsers (Chrome, Firefox, Edge, etc.) to their default settings. This step can help remove any malicious extensions or settings changes made by the malware. Note that this will also remove any saved passwords and extensions you have installed, so be prepared to reinstall them afterward.
- After completing the above steps, reboot your computer and perform another full scan to ensure that the malware has been completely removed. This final scan is crucial to confirm that no remnants of the malware remain on your system.
Conclusion
The detection and removal of Trojan.MSIL.Spy.Agent.UA require immediate attention to prevent further compromise of your system and personal data. By understanding the nature of this spyware and following the steps outlined for its removal, you can significantly enhance your system's security and protect your privacy. Remember, prevention is key; keeping your operating system, software, and security tools up to date, along with practicing safe browsing habits, can help prevent future infections.
Analysis Report
General information
| Family Name: | Trojan.MSIL.Spy.Agent.UA |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
35cc8463c808e31b926655580e5c0a72
SHA1:
64f9dcad5503499e9b38705e0afa0042001cc2c7
SHA256:
087101AF28CEF1F6422755CD9988C746F76C576B20B1ADC562ECB1E505E0B669
File Size:
179.20 KB, 179200 bytes
|
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 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)
Show More
- 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 | Client |
| File Version | 1.0.0.0 |
| Internal Name | Client.exe |
| Legal Copyright | Copyright © 2021 |
| Original Filename | Client.exe |
| Product Name | Client |
| Product Version | 1.0.0.0 |
File Traits
- .NET
- CryptUnprotectData
- No CryptProtectData
- ntdll
- Pastebin
- 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: | 501 |
|---|---|
| Potentially Malicious Blocks: | 339 |
| Whitelisted Blocks: | 160 |
| Unknown Blocks: | 2 |
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.Spy.Agent.GG
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 |
|
| Other Suspicious |
|
| Encryption Used |
|
