Trojan.PSW.Agent.BK
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 13, 2025 |
| Last Seen: | October 30, 2025 |
| OS(es) Affected: | Windows |
The detection of Trojan.PSW.Agent.BK on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise your computer's security and steal sensitive information, making it essential to understand its nature and take prompt action to remove it.
Table of Contents
What Is Trojan.PSW.Agent.BK?
Trojan.PSW.Agent.BK is a type of Trojan horse malware that can infect your computer through various means, such as malicious downloads, infected software, or exploited vulnerabilities. The name "Trojan" refers to the malware's ability to disguise itself as a legitimate program, allowing it to bypass security measures and gain unauthorized access to your system.
How Trojan.PSW.Agent.BK Operates
Once installed, Trojan.PSW.Agent.BK can operate in the background, collecting sensitive information such as login credentials, credit card numbers, and other personal data. It may also create backdoors, allowing remote access to your computer, and potentially leading to further malware infections or even complete system compromise. The malware can also modify system settings, disable security software, and interfere with normal system operation.
Symptoms of Infection
Infected systems may exhibit various symptoms, including slow performance, frequent crashes, and unusual network activity. You may also notice unfamiliar programs or icons on your desktop, or receive unexpected pop-ups and alerts. In some cases, the malware may not display any noticeable symptoms, making it difficult to detect without proper security software.
- Unexplained changes to system settings or configuration
- Appearance of unfamiliar programs or icons
- Increased network activity or unusual data transfers
- Frequent system crashes or freezes
- Slow system performance or responsiveness
How to Remove Trojan.PSW.Agent.BK
- Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for easier removal.
- Use a reputable anti-malware tool, such as SpyHunter, to perform a full system scan and detect any malicious components.
- Uninstall any suspicious programs or software that may be related to the infection.
- Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons.
- Reboot your computer and perform another full system scan to ensure that the malware has been completely removed.
Conclusion
Removing Trojan.PSW.Agent.BK requires careful attention to detail and a thorough understanding of the malware's behavior. By following the steps outlined above and using reputable security software, you can help protect your system and prevent further infections. It is essential to remain vigilant and take proactive measures to secure your computer, including keeping your operating system and software up to date, using strong passwords, and avoiding suspicious downloads or links.
Analysis Report
General information
| Family Name: | Trojan.PSW.Agent.BK |
|---|---|
| Packers: | UPX |
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
03f24a9bce92c23ae6f71efabed43e7e
SHA1:
aa64eb3de1836eb39fcf3d536e29bc84c8a01d97
SHA256:
198F5A930990ADC65FD5241A9BE31A0B98915257FC37BCA8901ABE3219D92F4B
File Size:
35.33 KB, 35328 bytes
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MD5:
1ee49e3997a2d8c8a965e3df5760ea1e
SHA1:
d4921e77e29947f3e99a720e29a554b3989a0157
SHA256:
7E6CA0EF76F2D3813ABF18B1B02DDC262B279D867628CD42B364D21CDF7A2ECC
File Size:
35.33 KB, 35328 bytes
|
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 relocations information
- File doesn't have security information
- File has been packed
- File is 32-bit executable
- File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
- File is either console or GUI application
- File is Native application (NOT .NET application)
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- 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 |
|---|---|
| Company Name | EFAX |
| File Description | EFAX II SERVICE |
| Internal Name | fxIIsvc |
| Legal Copyright | Copyright ⓒ 2019 EFAX Corporation |
| Original Filename | FXIISVC.EXE |
| Product Name | FAX II |
| Product Version | 3.1.4.22 |
File Traits
- packed
- WriteProcessMemory
- 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: | 230 |
|---|---|
| Potentially Malicious Blocks: | 165 |
| Whitelisted Blocks: | 63 |
| Unknown Blocks: | 2 |
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.- PSW.Agent.BK
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 |
|---|---|
| Service Control |
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