Trojan.MSIL.Spy.Agent.GU
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: | June 3, 2022 |
| Last Seen: | January 15, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.Spy.Agent.GU indicates that your system has been compromised by a type of malicious software. This report provides general guidance on understanding and removing the threat. It's essential to approach malware removal with caution and follow best practices to minimize potential damage.
Table of Contents
What Is Trojan.MSIL.Spy.Agent.GU?
Trojan.MSIL.Spy.Agent.GU is a type of spyware that can compromise your system's security and privacy. The name suggests it's a Trojan horse-type malware, which means it can disguise itself as legitimate software to gain unauthorized access to your system. The "MSIL" part of the name indicates that it's written in Microsoft Intermediate Language, which is a platform-independent instruction set. The "Spy.Agent" part suggests that it's designed to spy on your activities, potentially stealing sensitive information such as login credentials, browsing history, or other personal data.
How Trojan.MSIL.Spy.Agent.GU Operates
Once installed, Trojan.MSIL.Spy.Agent.GU can operate in the background, secretly monitoring your activities and transmitting collected data to its command and control servers. It may also download additional malware or create backdoors to allow other malicious programs to infect your system. The malware can be spread through various means, including infected software downloads, phishing emails, or exploited vulnerabilities in your system or applications.
Symptoms of Infection
Infected systems may exhibit various symptoms, including slow performance, frequent crashes, or unusual behavior. You may notice unfamiliar programs or toolbars installed on your system, or your browser may be redirected to suspicious websites. In some cases, the malware may not display any noticeable symptoms, making it challenging to detect without proper scanning tools.
- Unexplained changes to your system settings or configuration
- Appearance of suspicious pop-ups, ads, or notifications
- Unfamiliar programs or processes running in the background
- Decreased system performance or responsiveness
How to Remove Trojan.MSIL.Spy.Agent.GU
- Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow for internet access.
- 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
Removing Trojan.MSIL.Spy.Agent.GU requires careful attention to detail and a thorough understanding of malware removal procedures. By following the steps outlined in this report, you can help ensure that your system is cleaned and secured. It's essential to remain vigilant and take proactive measures to prevent future infections, such as keeping your operating system and software up-to-date, using strong antivirus protection, and avoiding suspicious downloads or links.
Analysis Report
General information
| Family Name: | Trojan.MSIL.Spy.Agent.GU |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
05a1666d45c6ee76d1c1960df0d7b08a
SHA1:
1ab21d1df18f5601313afff1a137c1ec1cf8d3d9
SHA256:
5DA9049DBB09C0F24EE3732E407EB636230A1F8B8DEA5F40E74651102229CD92
File Size:
15.36 KB, 15360 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 | LockLess |
| File Version | 1.0.0.0 |
| Internal Name | LockLess.exe |
| Legal Copyright | Copyright © 2020 |
| Original Filename | LockLess.exe |
| Product Name | LockLess |
| Product Version | 1.0.0.0 |
File Traits
- .NET
- CreateThread
- ntdll
- 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: | 13 |
|---|---|
| Potentially Malicious Blocks: | 9 |
| Whitelisted Blocks: | 4 |
| 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.GUB
- MSIL.Spy.Agent.GU
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 |
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