Trojan.VMDetector.A
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: | 180 |
| First Seen: | September 1, 2021 |
| Last Seen: | February 10, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.VMDetector.A on your system indicates a potential security threat that requires immediate attention. This Trojan-type threat can compromise the integrity of your computer and put your personal data at risk. It is essential to understand the nature of this threat and take prompt action to remove it and prevent future infections.
Table of Contents
What Is Trojan.VMDetector.A?
Trojan.VMDetector.A is a type of malicious software that can infiltrate your computer without your knowledge or consent. The name itself suggests that it may be related to virtual machine detection, but the exact nature and purpose of this threat are not immediately clear. What is certain, however, is that it poses a significant risk to your system's security and your personal data. Trojans are known for their ability to disguise themselves as legitimate programs, making them difficult to detect and remove.
How Trojan.VMDetector.A Operates
Once installed on your system, Trojan.VMDetector.A can operate in various ways, depending on its intended purpose. It may attempt to steal sensitive information, such as login credentials, credit card numbers, or personal data. It could also install additional malware, create backdoors for remote access, or disrupt system operations. The lack of specific information about this threat makes it challenging to predict its exact behavior, but its presence is a clear indication of a security breach.
Symptoms of Infection
The symptoms of a Trojan.VMDetector.A infection can vary, but common indicators include slow system performance, unexpected 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 threat may remain dormant, waiting for specific conditions to activate its malicious payload. If you suspect that your system is infected, it is crucial to take immediate action to mitigate the damage.
How to Remove Trojan.VMDetector.A
- Boot 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 components.
- 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 perform another scan to ensure that the threat has been completely removed.
It is essential to note that removing Trojan.VMDetector.A requires patience and caution. You may need to repeat the removal process several times to ensure that all malicious components have been eliminated.
Conclusion
The detection of Trojan.VMDetector.A is a serious security alert that requires immediate attention. By understanding the nature of this threat and following the removal steps outlined above, you can help protect your system and personal data from further compromise. Remember to always use reputable anti-malware tools, keep your operating system and software up to date, and practice safe browsing habits to minimize the risk of future infections. If you are unsure about any aspect of the removal process, consider seeking guidance from a qualified security professional to ensure the complete and safe removal of the threat.
Analysis Report
General information
| Family Name: | Trojan.VMDetector.A |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
adfe6a9cb1505936c10a420290e17cea
SHA1:
2c57f56705e49472893be48c57b2ff00f49e9e27
SHA256:
9D9B4844EBA67DD184BC2D32F82778554861E6F6CCA231BF96A8FE262D36D790
File Size:
750.59 KB, 750592 bytes
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MD5:
1aee0385397ecfa0d662cd6981921da9
SHA1:
6e3b2017180d29356e1a1d85a99a75c4f1df92bf
SHA256:
3C2DC771758EF8BA07B5C0FE8022CA4D303D276027CD17B14BC35C5D1906E72C
File Size:
369.05 KB, 369047 bytes
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MD5:
d56577031921e047b0cdaea61f9298e5
SHA1:
b761f912e0ec556d8e22679bb1b938e6c953344d
SHA256:
02E9ED2221BAA31FD3B7A0FFFDCDBD616401398857494D4CD22CA950FB5E135E
File Size:
457.20 KB, 457204 bytes
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MD5:
d08d8dfdc5a0da4e8bb9505762720785
SHA1:
e6729c250d98be14871c2c55734b66333686f1d3
SHA256:
1CEA9C144AACC6341C754B09064CE75D715F6A5414F8596EA4B3F9CF6292D7FE
File Size:
787.97 KB, 787968 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 relocations information
- File doesn't have resources
- File doesn't have security information
- File has exports table
- File is 32-bit executable
- File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
- File is either console or GUI application
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- 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)
- 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 |
|---|---|
| Company Name |
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| File Description |
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| File Version |
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| Legal Copyright |
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| Product Name |
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File Traits
- dll
- HighEntropy
- 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: | 1,307 |
|---|---|
| Potentially Malicious Blocks: | 89 |
| Whitelisted Blocks: | 1,137 |
| Unknown Blocks: | 81 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
Files Modified
Files Modified
This section lists files that were created, modified, moved and/or deleted by samples in this family. File system activity can provide valuable insight into how malware functions on the operating system.| File | Attributes |
|---|---|
| c:\users\user\appdata\local\temp\allyrics-1uninstaller_1759242272.log | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\users\user\appdata\local\temp\allyrics-1uninstaller_1759242272.log | Generic Write,Read Attributes |
| c:\users\user\appdata\local\temp\nsa3942.tmp | Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete |
| c:\users\user\appdata\local\temp\nsa4beb.tmp | Synchronize,Write Attributes |
| c:\users\user\appdata\local\temp\nsa4beb.tmp\installerutils.dll | Generic Write,Read Attributes |
| c:\users\user\appdata\local\temp\nsa4beb.tmp\installerutils.dll | Synchronize,Write Attributes |
| c:\users\user\appdata\local\temp\nsa4beb.tmp\nsislog.dll | Generic Write,Read Attributes |
| c:\users\user\appdata\local\temp\nsa4beb.tmp\nsislog.dll | Synchronize,Write Attributes |
| c:\users\user\appdata\local\temp\nsa4beb.tmp\nsisos.dll | Generic Write,Read Attributes |
| c:\users\user\appdata\local\temp\nsa4beb.tmp\nsisos.dll | Synchronize,Write Attributes |
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| c:\users\user\appdata\local\temp\nsa4beb.tmp\stdutils.dll | Generic Write,Read Attributes |
| c:\users\user\appdata\local\temp\nsa4beb.tmp\stdutils.dll | Synchronize,Write Attributes |
| c:\users\user\appdata\local\temp\nsa4beb.tmp\system.dll | Generic Write,Read Attributes |
| c:\users\user\appdata\local\temp\nsa4beb.tmp\system.dll | Synchronize,Write Attributes |
| c:\users\user\appdata\local\temp\nsa4beb.tmp\userinfo.dll | Generic Write,Read Attributes |
| c:\users\user\appdata\local\temp\nsa4beb.tmp\userinfo.dll | Synchronize,Write Attributes |
| c:\users\user\appdata\local\temp\nsf4b1f.tmp | Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete |
| c:\users\user\appdata\local\temp\nsl4bdb.tmp | Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete |
| c:\users\user\appdata\local\temp\nsp372f.tmp | Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete |
| c:\users\user\appdata\local\temp\nsq3953.tmp\nsislog.dll | Generic Write,Read Attributes |
| c:\users\user\appdata\local\temp\nsq3953.tmp\stdutils.dll | Generic Write,Read Attributes |
| c:\users\user\appdata\local\temp\~nsu.tmp\au_.exe | Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete,LEFT 262144 |
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\system\controlset001\control\session manager::pendingfilerenameoperations | \??\C:\Users\Qxgnvyjg\AppData\Local\Temp\~nsu.tmp\Au_.exe | RegNtPreCreateKey |
| HKLM\system\controlset001\control\session manager::pendingfilerenameoperations | \??\C:\Users\Qxgnvyjg\AppData\Local\Temp\~nsu.tmp\Au_.exe \??\C:\Users\Qxgnvyjg\AppData\Local\Temp\~nsu.tmp | RegNtPreCreateKey |
| HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass | RegNtPreCreateKey | |
| HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname | RegNtPreCreateKey | |
| HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet | RegNtPreCreateKey | |
| HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect | RegNtPreCreateKey | |
| HKCU\software\microsoft\windows\currentversion\internet settings\5.0\cache\content::cacheprefix | RegNtPreCreateKey | |
| HKCU\software\microsoft\windows\currentversion\internet settings\5.0\cache\cookies::cacheprefix | Cookie: | RegNtPreCreateKey |
| HKCU\software\microsoft\windows\currentversion\internet settings\5.0\cache\history::cacheprefix | Visited: | RegNtPreCreateKey |
| HKLM\system\controlset001\control\session manager::pendingfilerenameoperations | \??\C:\Users\Qxgnvyjg\AppData\Local\Temp\~nsu.tmp\Au_.exe \??\C:\Users\Qxgnvyjg\AppData\Local\Temp\~nsu.tmp \??\C:\Users\Qxgnv | RegNtPreCreateKey |
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| HKLM\system\controlset001\control\session manager::pendingfilerenameoperations | *1\??\C:\Windows\SystemTemp\MicrosoftEdgeUpdate.exe.old122e4 *1\??\C:\Windows\SystemTemp\CopilotUpdate.exe.old12352 *1\??\C:\P | RegNtPreCreateKey |
| HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 | Jk * tX �vT�����(�(X�*J*�h1�1HO @V� G�IH[u_�zb"hj�bk�qq�Xw�n{b��P� �jI�/�����b:��� ����X�����.� ��a ��*�m� Ù� ����$�8წ���&M � �=�S/� .SLB1_ T�Vw�`�V��%������ �AE�Q] ��D�� | RegNtPreCreateKey |
| HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 | Kk * tX �vT�����(�(X�*J*�h1�1HO @V� G�IH[u_�zb"hj�bk�qq�Xw�n{b��P� �jI�/�����b:��� ����X�����.� ��a ��*�m� Ù� ����$�8წ���&M � �=�S/� .SLB1_ T�Vw�`�V�R� ��%������ �AE�Q] �� | 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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| Process Shell Execute |
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| Anti Debug |
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| Network Wininet |
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| Process Manipulation Evasion |
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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\2c57f56705e49472893be48c57b2ff00f49e9e27_0000750592.,LiQMAxHB
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"C:\Users\Qxgnvyjg\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=c:\users\user\downloads\
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"C:\Users\Hezkzrlh\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=c:\users\user\downloads\
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C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\e6729c250d98be14871c2c55734b66333686f1d3_0000787968.,LiQMAxHB
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