Trojan.Agent.KF
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: | 32,524 |
| First Seen: | December 17, 2012 |
| Last Seen: | June 14, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.Agent.KF on your system indicates a potential security threat. This detection name suggests a Trojan-type threat, which is a broad category of malware that can perform a variety of malicious actions on an infected computer. Trojans are often designed to appear as harmless programs, but they can open backdoors, steal sensitive information, or disrupt system operation. Understanding what Trojan.Agent.KF is and how it operates is crucial for taking appropriate measures to protect your computer and data.
Table of Contents
What Is Trojan.Agent.KF?
Trojan.Agent.KF, as indicated by its name, is classified as a Trojan. Trojans are malicious programs that can cause significant harm to a computer system. They are named after the Trojan Horse from Greek mythology, reflecting their ability to disguise themselves as legitimate software. Once installed, a Trojan can allow an attacker to access the infected computer, leading to potential data theft, installation of additional malware, or use of the computer in botnet attacks.
How Trojan.Agent.KF Operates
While specific details about Trojan.Agent.KF might not be available, Trojans generally operate by exploiting vulnerabilities in software or by tricking users into installing them. They can be spread through various means, including email attachments, infected software downloads, or by visiting compromised websites. Once a Trojan is installed, it can communicate with its command and control servers to receive instructions, which might include downloading and installing additional malware, stealing personal data, or using the infected computer for malicious activities.
Symptoms of Infection
The symptoms of a Trojan infection can vary widely, depending on the specific goals of the malware. Common signs include unusual computer behavior, such as slow performance, frequent crashes, or unfamiliar programs appearing on the system. Additionally, users might notice that their personal files have been altered or deleted, or they might receive notifications about suspicious activity from their security software. In some cases, the infection might not display obvious symptoms, making it difficult for users to detect without the aid of antivirus software.
How to Remove Trojan.Agent.KF
- 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 improve the chances of detecting and removing Trojan.Agent.KF.
- Uninstall any recently installed programs that you do not recognize or that were installed around the time the malware was detected.
- Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings. This can help remove any malicious extensions or settings that the Trojan might have altered.
- Reboot your computer and perform another full scan with your anti-malware tool to ensure that the threat has been successfully removed. Repeat this process until no malware is detected.
Conclusion
Removing Trojan.Agent.KF requires careful attention to detail and a systematic approach to ensure that all components of the malware are eliminated. It's also crucial to take preventive measures to avoid future infections, such as keeping your operating system and software up to date, using strong antivirus software, and being cautious when opening email attachments or downloading software from the internet. By understanding the nature of Trojan-type threats and taking proactive steps, you can significantly reduce the risk of your computer being compromised by malware like Trojan.Agent.KF.
Aliases
15 security vendors flagged this file as malicious.
| Antivirus Vendor | Detection |
|---|---|
| Panda | Generic Trojan |
| AVG | Agent3.BJYI |
| Fortinet | W32/Agent2.FCFA!tr |
| Ikarus | Trojan.Win32.Agent |
| AhnLab-V3 | Trojan/Win32.Scar |
| Microsoft | Trojan:Win32/Agent.KF |
| Antiy-AVL | Trojan/Win32.Agent2.gen |
| AntiVir | TR/Kazy.53596.29 |
| Comodo | UnclassifiedMalware |
| Sophos | Troj/Agent-VTR |
| BitDefender | Gen:Variant.Kazy.53596 |
| Kaspersky | Trojan.Win32.Agent2.fcfa |
| eSafe | Win32.GenVariant.Kaz |
| Avast | Win32:FakeAV-DFP [Trj] |
| Symantec | Downloader |
SpyHunter Detects & Remove Trojan.Agent.KF
File System Details
| # | File Name | MD5 |
Detections
Detections: The number of confirmed and suspected cases of a particular threat detected on
infected computers as reported by SpyHunter.
|
|---|---|---|---|
| 1. | 86husiji3w.exe | 2136f096e70c9081b9284af78456e146 | 2 |
Analysis Report
General information
| Family Name: | Trojan.Ekstak.EA |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
22ff5115f4d09fb2f8e097ce2830cd19
SHA1:
b57b8dcc096f58914d9f9c2f144abba50f0e2eb8
SHA256:
275562E5A7D8BE87330342182D0D752F0B0F99E7743BEC285D0ADC642FEEF346
File Size:
3.69 MB, 3686400 bytes
|
|
MD5:
af7faa600dec3f1358abe6dc700169b9
SHA1:
65145e13254f6f7c4968adbbc2bc428c15fb3114
SHA256:
8F8A4A09DC09D8F8F55F3BE3ECF22CEA06F7D7E4D80CFD3544A6F2669CDEA815
File Size:
2.33 MB, 2334689 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 TLS information
- File is 32-bit executable
- File is either console or GUI application
- File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
- File is Native application (NOT .NET application)
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- File is not packed
- IMAGE_FILE_DLL is not set inside PE header (Executable)
- 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 |
|---|---|
| File Version | 1.0.4.128 |
| Product Version | 1.0.4.128 |
File Traits
- 2+ executable sections
- HighEntropy
- No Version Info
- VirtualQueryEx
- 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: | 1,740 |
|---|---|
| Potentially Malicious Blocks: | 104 |
| Whitelisted Blocks: | 554 |
| Unknown Blocks: | 1,082 |
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 |
|---|---|
| Keyboard Access |
|
| Service Control |
|
