Trojan.Agent.HGB
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: | December 27, 2023 |
| Last Seen: | December 9, 2025 |
| OS(es) Affected: | Windows |
The detection of Trojan.Agent.HGB on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise the integrity of your computer, stealing sensitive information or taking control of your system for malicious purposes. It is essential to understand the nature of this threat and take prompt action to remove it and prevent future infections.
Table of Contents
What Is Trojan.Agent.HGB?
Trojan.Agent.HGB is a type of Trojan horse malware, which is a broad category of threats that disguise themselves as legitimate software to gain unauthorized access to a computer system. The name "Trojan" refers to the method of infection, where the malware is hidden within a seemingly harmless program or file, much like the legendary Trojan Horse of ancient Greece. Once inside, the malware can cause a wide range of problems, from data theft and system damage to the installation of additional malware or even ransomware.
How Trojan.Agent.HGB Operates
Like other Trojans, Trojan.Agent.HGB operates by exploiting vulnerabilities in software or tricking users into installing it. This can happen through various means, such as opening malicious email attachments, clicking on links to infected websites, or downloading compromised software from untrusted sources. Once installed, the malware can communicate with its command and control servers to receive instructions, which might include stealing personal data, logging keystrokes, or using the infected computer as part of a botnet for distributed denial-of-service (DDoS) attacks.
Symptoms of Infection
Identifying a Trojan infection can be challenging because these malware types often run silently in the background. However, there are several symptoms that might indicate your system is infected with Trojan.Agent.HGB or similar malware. These include unexpected system crashes, slow performance, unfamiliar programs or icons on your desktop, unexpected pop-ups, or changes to your browser settings. If you notice any of these symptoms, it's crucial to act quickly to minimize potential damage.
How to Remove Trojan.Agent.HGB
- Boot your computer in Safe Mode with Networking. This will help prevent the malware from loading and give you a cleaner environment to work in.
- Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system. Ensure the tool is updated with the latest definitions to increase the chances of detecting and removing the malware.
- Uninstall any suspicious programs or applications that you don't recognize or that were installed around the time you suspect the infection occurred.
- Reset your web browsers (Google Chrome, Mozilla Firefox, Microsoft Edge, etc.) to their default settings. This can help remove any malicious extensions or settings changes made by the malware.
- After completing the above steps, reboot your computer and perform another full scan with your anti-malware tool to ensure that the threat has been fully removed.
Conclusion
Removing Trojan.Agent.HGB requires a combination of technical knowledge and the right tools. By following the steps outlined above and maintaining good cybersecurity practices, such as regularly updating your software, using strong antivirus protection, and being cautious with emails and downloads, you can significantly reduce the risk of future infections. Remember, prevention is key, but swift action upon detection is crucial to minimizing the impact of malware. Stay vigilant and ensure your system and personal data are protected against evolving cyber threats.
Analysis Report
General information
| Family Name: | Trojan.Agent.HGB |
|---|---|
| Signature status: | Self Signed |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
ee9cb528b0f88cf535824018aa870211
SHA1:
b8d16c6f8ac86ae3b21592d6ec741753d5d39fce
SHA256:
16427C03508B312DA808E89258EFB436E967EF5DF32F2D0DD6690F134294EF4A
File Size:
2.17 MB, 2168432 bytes
|
Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have exports table
- File doesn't have resources
- File has TLS information
- File is 64-bit executable
- File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
- File is either console or GUI application
- File is Native application (NOT .NET application)
- 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)
Digital Signatures
Digital Signatures
This section lists digital signatures that are attached to samples within this family. When analyzing and verifying digital signatures, it is important to confirm that the signature’s root authority is a well-known and trustworthy entity and that the status of the signature is good. Malware is often signed with non-trustworthy “Self Signed” digital signatures (which can be easily created by a malware author with no verification). Malware may also be signed by legitimate signatures that have an invalid status, and by signatures from questionable root authorities with fake or misleading “Signer” names.| Signer | Root | Status |
|---|---|---|
| Loudy Software | Loudy Software | Self Signed |
File Traits
- 2+ executable sections
- HighEntropy
- No Version Info
- ntdll
- 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: | 141 |
|---|---|
| Potentially Malicious Blocks: | 1 |
| Whitelisted Blocks: | 123 |
| Unknown Blocks: | 17 |
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.- Agent.HGB
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
|