Trojan.MSIL.Agent.XSY
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.
| Popularity Rank: | 27,310 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 1 |
| First Seen: | June 18, 2026 |
| Last Seen: | July 15, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.Agent.XSY 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 damage to your system, including data theft, system crashes, and the installation of additional malware.
Table of Contents
What Is Trojan.MSIL.Agent.XSY?
Trojan.MSIL.Agent.XSY is a type of malware that is designed to infiltrate and compromise a computer system. The name "Trojan" refers to the fact that this type of malware often disguises itself as legitimate software, allowing it to evade detection and gain access to 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. The "Agent.XSY" part of the name is likely a specific identifier assigned to this particular strain of malware.
How Trojan.MSIL.Agent.XSY Operates
Trojan.MSIL.Agent.XSY, like other Trojans, operates by exploiting vulnerabilities in the system or by tricking the user into installing it. Once installed, the malware can perform a variety of malicious actions, including stealing sensitive data, installing additional malware, and disrupting system operation. The exact behavior of Trojan.MSIL.Agent.XSY will depend on its specific programming and the goals of its creators.
Trojans often use social engineering tactics to spread, such as posing as legitimate software or attachments in phishing emails. They can also exploit vulnerabilities in software or operating systems to gain unauthorized access. Understanding how Trojans operate is crucial in taking steps to protect your system and remove the infection.
Symptoms of Infection
The symptoms of a Trojan.MSIL.Agent.XSY infection can vary, but common indicators include unusual system behavior, such as slow performance, frequent crashes, or unfamiliar programs running in the background. You might also notice that your browser is being redirected to unwanted websites, or that you are receiving pop-up ads. In some cases, the malware may attempt to steal sensitive information, such as login credentials or financial data.
- Unexplained changes to system settings or files
- Appearance of unfamiliar programs or icons
- Increased network activity without apparent cause
- System crashes or instability
How to Remove Trojan.MSIL.Agent.XSY
- Boot your computer in Safe Mode with Networking to limit the malware's ability to interfere with the removal process.
- Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system and identify all components of the Trojan.MSIL.Agent.XSY infection.
- Uninstall any suspicious programs that were installed around the time of the infection. Be cautious and only remove programs that you are certain are malicious or unnecessary.
- Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings to remove any malicious extensions or settings that the Trojan may have altered.
- Reboot your computer and run another full scan with your anti-malware tool to ensure that all remnants of the malware have been removed.
Conclusion
Removing Trojan.MSIL.Agent.XSY requires careful attention to detail and a thorough understanding of how the malware operates. By following the steps outlined above and using reputable anti-malware tools, you can effectively remove the infection and protect your system from future threats. It's also important to practice good cybersecurity habits, such as regularly updating your software, using strong passwords, and being cautious when opening emails or downloading attachments from unknown sources. Remember, prevention is key, and staying informed about the latest threats and best practices can help you keep your system and data safe.
Analysis Report
General information
| Family Name: | Trojan.MSIL.Agent.XSY |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
2a2bfc7ede02662624d77a6cd932fe0e
SHA1:
938f0d1d07e75255eaca7ca6a0c2015255bb322f
SHA256:
675055EE33E2AE90C29A26C83EDE9E9D40F2CD85581B6CB419BD8D538935CBA4
File Size:
23.55 KB, 23552 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 | 0.0.0.0 |
| File Version | 0.0.0.0 |
| Internal Name | StreamProxy.exe |
| Original Filename | StreamProxy.exe |
| Product Version | 0.0.0.0 |
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: | 3 |
|---|---|
| Potentially Malicious Blocks: | 2 |
| Whitelisted Blocks: | 1 |
| 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.Agent.XSY
Files Modified
Files Modified
This section lists files that were created, modified, moved and/or deleted by samples in this family. File system activity can provide valuable insight into how malware functions on the operating system.| File | Attributes |
|---|---|
| \device\namedpipe\dav rpc service | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| \device\namedpipe\pshost.134286687399625593.9568.defaultappdomain.powershell | Generic Read,Write Data,Write Attributes,Write extended,Append data,LEFT 524288 |
| \device\namedpipe\wkssvc | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\users\user\appdata\local\temp\__psscriptpolicytest_1lgbxdc1.els.ps1 | Generic Write,Read Attributes |
| c:\users\user\appdata\local\temp\__psscriptpolicytest_i3znmakg.mn0.psm1 | Generic Write,Read Attributes |
| c:\users\user\appdata\local\temp\sp_731c4332.ps1 | Generic Write,Read Attributes |
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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10 additional items are not displayed above. |
| User Data Access |
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| Process Manipulation Evasion |
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| Process Shell Execute |
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| Encryption Used |
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| Other Suspicious |
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| Anti Debug |
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Shell Command Execution
Shell Command Execution
This section lists Windows shell commands that are run by the samples in this family. Windows Shell commands are often leveraged by malware for nefarious purposes and can be used to elevate security privileges, download and launch other malware, exploit vulnerabilities, collect and exfiltrate data, and hide malicious activity.
"powershell.exe" -NoProfile -ExecutionPolicy Bypass -File "C:\Users\Xdjexamy\AppData\Local\Temp\sp_731c4332.ps1"
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