Trojan.MSIL.DllInject.HV
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: | 4 |
| First Seen: | May 19, 2025 |
| Last Seen: | October 15, 2025 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.DllInject.HV on your system indicates a potential security threat. This type of malware is designed to infiltrate and compromise your computer, often without your knowledge or consent. It's essential to understand the nature of this threat and take immediate action to remove it and prevent further damage.
Table of Contents
What Is Trojan.MSIL.DllInject.HV?
Trojan.MSIL.DllInject.HV is a type of Trojan horse malware that can infect your system and allow unauthorized access to your computer. The name suggests that it may be related to DLL injection techniques, which are often used by malware to evade detection and gain control over system processes. However, without more specific information, it's difficult to determine the exact nature and behavior of this particular threat.
How Trojan.MSIL.DllInject.HV Operates
Trojan horses like Trojan.MSIL.DllInject.HV typically operate by disguising themselves as legitimate programs or files, allowing them to bypass security measures and gain access to your system. Once inside, they can perform a variety of malicious actions, such as stealing sensitive information, installing additional malware, or providing unauthorized access to your computer. They may also use various techniques to evade detection, including code obfuscation, anti-debugging, and rootkit functionality.
Symptoms of Infection
Systems infected with Trojan.MSIL.DllInject.HV may exhibit a range of symptoms, including unusual system behavior, slow performance, and unexpected crashes. You may also notice unfamiliar programs or files on your system, or receive alerts from your security software indicating potential threats. In some cases, the malware may attempt to communicate with external servers or command and control centers, which can be detected by monitoring network activity.
- Unexplained changes to system settings or configuration
- Appearance of suspicious programs or files
- Unusual network activity or communication with unknown servers
- System crashes or instability
- Sluggish system performance
How to Remove Trojan.MSIL.DllInject.HV
- Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow for easier removal
- Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove all instances of 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 an additional scan to ensure that all remnants of the malware have been removed
Conclusion
Removing Trojan.MSIL.DllInject.HV from your system requires careful attention to detail and a thorough understanding of the malware's behavior. By following the steps outlined above and using reputable security tools, you can help to ensure the complete removal of this threat and prevent future infections. It's essential to remain vigilant and proactive in maintaining your system's security, including regularly updating your operating system and security software, using strong passwords, and avoiding suspicious downloads or links.
Analysis Report
General information
| Family Name: | Trojan.MSIL.DllInject.HV |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
2aea352382c0934bce19212b998f34c0
SHA1:
0fd5151bb0406b92530f7efd35d15a5854b7ed40
SHA256:
3EA8E0287F03BAB547CF9FAB117DFAF3B6734FEB40782EDEACCA8499FE9B89EE
File Size:
193.54 KB, 193536 bytes
|
Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have exports table
- File doesn't have relocations information
- File doesn't have security information
- File is .NET application
- File is 64-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)
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 | AstraS |
| File Version | 1.0.0.0 |
| Internal Name | AstraS.exe |
| Legal Copyright | Copyright © 2025 |
| Original Filename | AstraS.exe |
| Product Name | AstraS |
| Product Version | 1.0.0.0 |
File Traits
- .NET
- HighEntropy
- x64
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: | 57 |
|---|---|
| Potentially Malicious Blocks: | 11 |
| Whitelisted Blocks: | 46 |
| 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.DllInject.HV
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 |
Show More
|
| User Data Access |
|
| Anti Debug |
|
| Encryption Used |
|
