Trojan.Delf.VJ
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.
| Popularity Rank: | 18,353 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 37 |
| First Seen: | September 27, 2021 |
| Last Seen: | May 13, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.Delf.VJ on your system indicates a potential security threat that requires immediate attention. This malicious software, referred to here as Trojan.Delf.VJ, poses risks to your computer's integrity and your personal data. Understanding what it is, how it operates, and the symptoms it may cause is crucial for effective removal and prevention of future infections.
Table of Contents
What Is Trojan.Delf.VJ?
Trojan.Delf.VJ is identified as a Trojan-type threat, which means it is designed to allow unauthorized access to your computer system. Trojans are malicious programs that can sneak into your system disguised as legitimate software, thereby bypassing security mechanisms. Once inside, they can cause a variety of problems, including data theft, system crashes, and the installation of additional malware.
How Trojan.Delf.VJ Operates
The operation of Trojan.Delf.VJ, like other Trojans, typically involves exploiting vulnerabilities in software or tricking users into executing the malware. This could happen through opening malicious email attachments, clicking on links to infected websites, or downloading infected software. After gaining entry, the Trojan can create backdoors for remote access, allowing attackers to control your system, steal sensitive information, or use your computer for malicious activities like spamming or distributing malware.
Symptoms of Infection
Identifying a Trojan infection can be challenging because these malware types are designed to remain stealthy. However, several symptoms may indicate the presence of Trojan.Delf.VJ or similar malware on your system. These include unexpected changes to your computer settings, unfamiliar programs or icons, slow system performance, frequent crashes, or the appearance of unwanted pop-ups and spam. Additionally, you might notice that your antivirus software is disabled or that your personal files are encrypted and held for ransom.
How to Remove Trojan.Delf.VJ
- Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for internet access to download removal tools.
- Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove all traces of the Trojan.
- Uninstall suspicious programs that you do not recognize or that were installed around the time the infection was detected.
- Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or settings changes made by the Trojan.
- After completing the above steps, reboot your computer and perform another full scan with your anti-malware tool to ensure that the Trojan has been completely removed.
Conclusion
Removing Trojan.Delf.VJ requires careful and thorough action to ensure that all components of the malware are eliminated from your system. By understanding the nature of this threat and following the steps outlined for removal, you can protect your computer and personal data from the risks associated with Trojan infections. It's also essential to maintain vigilance and implement preventive measures, such as keeping your operating system and software up to date, using strong antivirus protection, and being cautious with emails and downloads, to prevent future infections.
Analysis Report
General information
| Family Name: | Trojan.Delf.VJ |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
220de7a464c4c85fc7f8a0806fe49667
SHA1:
d5afbdeeba844715c78f9329f2a1790a0e79fe15
SHA256:
F97F62DF6BAAD284CC71533082A64FE4E277D592A6D3FD9F1A21C3703B27381B
File Size:
3.40 MB, 3400192 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 security information
- File has exports table
- 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 |
|---|---|
| File Description | qbcore |
| File Version | 1.0.0.0 |
| Product Name | qbcore |
| Product Version | 1.0.0.0 |
| Program I D | com.embarcadero.qbcore |
File Traits
- 2+ executable sections
- dll
- 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: | 8,275 |
|---|---|
| Potentially Malicious Blocks: | 64 |
| Whitelisted Blocks: | 8,205 |
| Unknown Blocks: | 6 |
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.- Gamehack.OE
- Kryptik.XTA
- Lokorrito.C
- Ousaban.C
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\d5afbdeeba844715c78f9329f2a1790a0e79fe15_0003400192.,LiQMAxHB
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