Trojan.Injector.KFR
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: | 523 |
| First Seen: | July 6, 2022 |
| Last Seen: | March 21, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.Injector.KFR on your system indicates a potential security threat that requires immediate attention. This type of threat is designed to infiltrate your computer and carry out malicious activities without your knowledge or consent. It's essential to understand the nature of this threat and take prompt action to remove it and prevent further damage.
Table of Contents
What Is Trojan.Injector.KFR?
Trojan.Injector.KFR is a type of malware that can compromise the security of your computer by injecting malicious code into legitimate processes. This allows the malware to remain hidden and evade detection by traditional security software. The name "Trojan" refers to the fact that this type of malware disguises itself as a legitimate program or file, making it difficult to detect and remove.
How Trojan.Injector.KFR Operates
Once installed on your computer, Trojan.Injector.KFR can operate in various ways, including stealing sensitive information, installing additional malware, or providing unauthorized access to your system. It may also modify system settings, create new files or folders, or disrupt the normal functioning of your computer. The exact behavior of Trojan.Injector.KFR can vary depending on its intended purpose and the goals of its creators.
Symptoms of Infection
Identifying the symptoms of a Trojan.Injector.KFR infection can be challenging, as it often disguises itself as a legitimate program. However, some common signs of infection include slow system performance, unexpected pop-ups or ads, unfamiliar programs or icons, and unusual network activity. You may also notice that your computer is crashing or freezing frequently, or that your antivirus software is detecting and blocking suspicious activity.
- Unexplained changes to system settings or files
- Appearance of unfamiliar programs or icons
- Increased network activity or data usage
- Slow system performance or crashes
How to Remove Trojan.Injector.KFR
- Restart your computer in Safe Mode with Networking to prevent the malware from loading and to allow for a more effective removal process.
- Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system and detect any malicious files or programs.
- Uninstall any suspicious programs or applications 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 run another scan with your anti-malware tool to ensure that the threat has been completely removed.
Conclusion
Removing Trojan.Injector.KFR from your system requires a combination of technical expertise and caution. By following the steps outlined above and using reputable security software, you can help to ensure the complete removal of this threat and prevent future infections. It's essential to remain vigilant and take proactive measures to protect your computer and personal data from malware and other online threats. Regularly updating your operating system, using strong antivirus software, and practicing safe browsing habits can help to minimize the risk of infection and keep your computer secure.
Analysis Report
General information
| Family Name: | Trojan.Injector.KFR |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
ecc8382676185ac20f2e36196d5a91a4
SHA1:
44119607ddfaff22d54120202095159a4b36e621
SHA256:
53AB3815B9B08149F9E385307498A27109D747A31B0B05BFD20A7B192229207A
File Size:
2.22 MB, 2219047 bytes
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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 security 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)
- 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 | A t f y45yc af la Software |
File Traits
- 2+ executable sections
- dll
- nosig nsis
- 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: | 1,854 |
|---|---|
| Potentially Malicious Blocks: | 1 |
| Whitelisted Blocks: | 1,852 |
| Unknown Blocks: | 1 |
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.HJG
- Injector.KL
- Injector.XN
- Trojan.Downloader.Gen.FD
- Trojan.Kryptik.Gen.FJ
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- Trojan.Kryptik.Gen.MM
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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| Process Manipulation Evasion |
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| Process Shell Execute |
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| Anti Debug |
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Shell Command Execution
Shell Command Execution
This section lists Windows shell commands that are run by the samples in this family. Windows Shell commands are often leveraged by malware for nefarious purposes and can be used to elevate security privileges, download and launch other malware, exploit vulnerabilities, collect and exfiltrate data, and hide malicious activity.
C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\44119607ddfaff22d54120202095159a4b36e621_0002219047.,LiQMAxHB
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