Trojan.Agent.BNDJ
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: | March 3, 2025 |
| Last Seen: | October 12, 2026 |
| OS(es) Affected: | Windows |
Trojan.Agent.BNDJ is a Trojan horse infection that targets Windows computers. It is classified as a dangerous threat, carrying a high danger rating, because it is designed to secretly take hold of a system and give attackers the ability to manipulate it without the user's knowledge. Like other members of the Agent Trojan family, it is built to stay hidden while it carries out harmful activity in the background.
Table of Contents
What Trojan.Agent.BNDJ Does
Once active on a system, Trojan.Agent.BNDJ runs silently in the background, avoiding obvious signs of its presence. It is capable of giving remote attackers a significant level of control over an infected machine. This can include covertly deleting files, installing additional malicious programs, and performing other unauthorized actions on the compromised device. Analysis of the sample shows it is a native Windows executable that does not carry a digital signature, and it attempts to disguise itself using file details that closely mimic legitimate Microsoft system components, such as names and descriptions normally associated with a Windows printer configuration interface. This kind of disguise is a common tactic used to make the file appear trustworthy and avoid raising suspicion from the user or from basic security checks.
The threat also interacts with low-level Windows system functions, including calls related to writing data, managing memory, and handling system events. This type of behavior is typically associated with attempts to manipulate running processes or quietly perform operations that are not visible through normal use of the computer.
How It Usually Gets Onto Computers
Trojan.Agent.BNDJ typically spreads the same way many Trojans do. It often installs itself stealthily by exploiting system vulnerabilities and security weaknesses. It can also arrive through software downloaded from malicious or compromised websites, or through email attachments sent from untrusted or unknown senders. These attachments are frequently disguised as common file types, including executables, image files, or video files, to trick users into opening them.
Risks for the User
Because Trojan.Agent.BNDJ can grant attackers extensive control over an infected system, the risks are serious. Potential consequences typically associated with this type of Trojan include theft of passwords and personal information, unauthorized changes to system settings, monitoring of computer activity, deletion or corruption of files, and the silent installation of additional malware. In many cases, infected systems can be used as a launching point for further attacks without the owner's awareness.
Signs of Infection
Trojans like this one are designed to avoid detection, so obvious symptoms are not always present. However, users may notice unusual system slowdowns, unexpected network activity, new or unfamiliar processes running in the background, changes to system settings that were not made by the user, or the appearance of unfamiliar files and programs. Any unexplained changes in system behavior should be treated as a potential warning sign.
How to Stay Protected
To reduce the risk of infection, keep the Windows operating system and all installed software fully updated, since unpatched vulnerabilities are a common entry point for threats like this. Avoid downloading programs from unofficial or suspicious websites, and never open email attachments from unknown or unexpected senders, especially executable or unusual file types. Running up-to-date security software and performing regular system scans can help detect and remove threats before they cause significant damage. Maintaining regular backups of important files also helps limit the impact if a system does become compromised.
Analysis Report
General information
| Family Name: | Trojan.Agent.BNDJ |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
c0763759ff86e91dbed9602316ce93a1
SHA1:
bf111375af26fe879a7d05031c11d9e233de8c6c
SHA256:
138D896A5CB897EE023553BC4BB3DD552F42A1EA3E951FB018C9BF4658F9AB25
File Size:
155.14 KB, 155136 bytes
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Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have security information
- File has exports table
- 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)
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- 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 |
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| File Description |
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| File Version |
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| Internal Name |
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| Legal Copyright |
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| Original Filename |
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| Product Name |
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| Product Version |
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File Traits
- dll
- ntdll
- 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: | 419 |
|---|---|
| Potentially Malicious Blocks: | 74 |
| Whitelisted Blocks: | 329 |
| Unknown Blocks: | 16 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
Registry Modifications
Registry Modifications
This section lists registry keys and values that were created, modified and/or deleted by samples in this family. Windows Registry activity can provide valuable insight into malware functionality. Additionally, malware often creates registry values to allow itself to automatically start and indefinitely persist after an initial infection has compromised the system.| Key::Value | Data | API Name |
|---|---|---|
| HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 | �n 7 8� �vT�������Bx $kF&� (�(X�)�`1�1HO @V� _�zb"hc�zj�bk�qlR tǤz��{b��P� �jI�/������7�b:��� ����X��V�����.�a ��v�j���*��r�m� Ù� �IV ��z����$٢��a��8წ���Κ��j�&M � �=� | RegNtPreCreateKey |
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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