Trojan.Agent.ZFBJ
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: | 18 |
| First Seen: | March 31, 2025 |
| Last Seen: | December 20, 2025 |
| OS(es) Affected: | Windows |
The detection of Trojan.Agent.ZFBJ indicates that your system has been compromised by a potentially malicious threat. This type of threat is commonly referred to as a Trojan, which is a broad category of malware that can perform a variety of malicious actions on an infected system. 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.Agent.ZFBJ?
Trojan.Agent.ZFBJ is a type of malware that can infiltrate a system without the user's knowledge or consent. The term "Trojan" refers to the fact that this malware can disguise itself as a legitimate program or file, allowing it to evade detection and gain access to the system. Once inside, it can perform a range of malicious activities, including data theft, system compromise, and disruption of normal system functioning.
How Trojan.Agent.ZFBJ Operates
Malware like Trojan.Agent.ZFBJ typically operates by exploiting vulnerabilities in software or human error to gain access to a system. It can spread through various means, such as infected downloads, malicious emails, or compromised websites. Once installed, it can communicate with its creators or other malicious servers to receive instructions or upload stolen data. The exact operations of Trojan.Agent.ZFBJ can vary, but its primary goal is to compromise the security and integrity of the infected system.
Symptoms of Infection
Systems infected with Trojan.Agent.ZFBJ may exhibit a range of symptoms, including unusual system behavior, slow performance, and unexpected pop-ups or alerts. Users may also notice that their personal data is being stolen or that their system is being used for malicious activities without their consent. However, some infections may not display noticeable symptoms, making it essential to use anti-malware tools for detection and removal.
- Unexplained changes in system settings or files
- Appearance of unknown or suspicious programs
- Increased network activity or data usage
- System crashes or instability
How to Remove Trojan.Agent.ZFBJ
- Boot your system into Safe Mode with Networking to prevent the malware from loading and to allow for a cleaner removal process.
- 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 were installed around the time of the infection.
- Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or settings.
- Reboot your system and perform another full scan with your anti-malware tool to ensure that all remnants of the malware have been removed.
Conclusion
Removing Trojan.Agent.ZFBJ 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 software and being cautious with downloads and emails, you can protect your system from similar threats in the future. Remember, the key to dealing with malware is prompt action and using reputable security software to detect and remove the threat before it causes significant damage.
Analysis Report
General information
| Family Name: | Trojan.Agent.ZFBJ |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
8395be0483cbd2a9c940223314ee91a8
SHA1:
91a517d200aa9bc8f655aa510d4b564a36dc6531
SHA256:
23601351F7873A6D69D6538766189D62A9DC0ADDD6A4EEB70C774AFBC031C254
File Size:
5.76 MB, 5757440 bytes
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MD5:
49512049950fac8a3d9716b9281da33b
SHA1:
b2637e3da0b074ce140877740ee4576f19433595
SHA256:
389B1F3AAB0E1607170FBA261CF935B86FAEE3CAC5442C907DDAE67E952339A5
File Size:
4.46 MB, 4460544 bytes
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MD5:
0aa926808818d443f059f2771c634296
SHA1:
34d8bd601b6eb564360337557a24af71bfd13a73
SHA256:
51CFC335DE2D559B0CEECB6EFAC8EEF73BE3ED4FE3011E8236E2580F9FAD8F8C
File Size:
3.91 MB, 3912192 bytes
|
Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have exports table
- File doesn't have security information
- File has TLS information
- File is 64-bit executable
- File is either console or GUI application
- File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
- File is Native application (NOT .NET 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)
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.
File Traits
- HighEntropy
- imgui
- No Version Info
- ntdll
- VirtualQueryEx
- WriteProcessMemory
- 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: | 3,591 |
|---|---|
| Potentially Malicious Blocks: | 306 |
| Whitelisted Blocks: | 3,166 |
| Unknown Blocks: | 119 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
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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90 additional items are not displayed above. |
| Anti Debug |
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| User Data Access |
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| Keyboard Access |
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