Trojan.MSIL.Krypt.MBJ
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: | 4,389 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 1,409 |
| First Seen: | May 18, 2021 |
| Last Seen: | July 16, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSIL.Krypt.MBJ on your system indicates a potential security threat that requires immediate attention. This report provides an overview of the threat, its operating methods, symptoms of infection, and a step-by-step guide on how to remove it from your system.
Table of Contents
What Is Trojan.MSIL.Krypt.MBJ?
Trojan.MSIL.Krypt.MBJ is a type of malware that can compromise the security and integrity of your computer system. The name suggests it is a Trojan-type threat, which typically disguises itself as legitimate software to gain unauthorized access to a computer. Once inside, it can cause a variety of problems, including data theft, system crashes, and the installation of additional malware.
How Trojan.MSIL.Krypt.MBJ Operates
Malware like Trojan.MSIL.Krypt.MBJ often operates by exploiting vulnerabilities in software or tricking users into installing it. Once installed, it can communicate with its command and control servers to receive instructions, which might include stealing sensitive information, downloading additional malicious components, or using the infected computer as part of a botnet for malicious activities. The exact operational details can vary, but the end goal is typically to compromise the system for financial gain or to disrupt operations.
Symptoms of Infection
Symptoms of a Trojan.MSIL.Krypt.MBJ infection can be subtle and may not always be immediately apparent. Common signs include unusual system behavior, such as unexpected pop-ups, slow performance, or frequent crashes. You might also notice that your browser settings have been altered, or that unfamiliar programs are installed on your computer. In some cases, the malware may operate silently, making it difficult to detect without the use of security software.
How to Remove Trojan.MSIL.Krypt.MBJ
- Boot your computer in Safe Mode with Networking. This will help prevent the malware from loading and make it easier to remove.
- Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system. This software can help detect and remove the Trojan, as well as any other malware that might be present.
- Uninstall any suspicious programs that you do not recognize or that were installed around the time the malware was detected. Be cautious and only remove programs you are sure are not needed.
- Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings. This can help remove any malicious extensions or settings changes made by the malware.
- After completing the above steps, reboot your computer and perform another scan with your anti-malware tool to ensure that all traces of the malware have been removed.
Conclusion
Removing Trojan.MSIL.Krypt.MBJ requires a combination of the right tools and careful steps to ensure that your system is thoroughly cleaned. It's also important to take preventive measures to avoid future infections, such as keeping your operating system and software up to date, using strong antivirus protection, and being cautious when opening email attachments or downloading software from the internet. By following the removal steps outlined in this report and maintaining good cybersecurity practices, you can help protect your computer and personal data from threats like Trojan.MSIL.Krypt.MBJ.
Analysis Report
General information
| Family Name: | Trojan.MSIL.Krypt.MBJ |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
31054349b11f94ed237cf9b32b342ae0
SHA1:
78e245e67ba793687ad49a1c4ad5d9af01940e4c
SHA256:
5915B3E8BA5DD6831DD452BEDA0E1B2D50C589666F801EA1960914DBAC47E498
File Size:
413.70 KB, 413696 bytes
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MD5:
8884ffaa358605b948acfcd1c3826682
SHA1:
1a9b00530033d6182738d0040e320143a97829aa
SHA256:
619B8CB031E7FA387E7812AB1E15660415068730B452A72D025849C41ACB86B3
File Size:
2.92 MB, 2919424 bytes
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MD5:
65160a3b17a4da8ce7636c2822c4d416
SHA1:
07dbc18d0e18be475fb887ac9d78e37a1e1b3391
SHA256:
DBF2D510F90994609101808DE2A76E7FD49C6770998F17221951FBB6FD7B72A5
File Size:
2.93 MB, 2930688 bytes
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MD5:
dff277f5b1db3c871a6da9979cb5d5ca
SHA1:
1c59efd2768c5953815d530b9eb10b2f18a58fbc
SHA256:
53F714BB49B8B305D3BE2A2A5895B715DEB8467EECC6D8F9A299645FA591B788
File Size:
1.47 MB, 1465856 bytes
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MD5:
4feb663514f3fd76500bd02b97eeb77b
SHA1:
7c63f2843274dd512ac113f372a2824c7398eb59
SHA256:
3CCF40A5F02101ECB41FC9C19715FC995ED61992192D28D2D4D06FD225CCAA95
File Size:
1.16 MB, 1158656 bytes
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MD5:
5a72116c1bec75c3471304122c2f8e6f
SHA1:
3a17daf2fec727eaee230b182a25bb0b2536b214
SHA256:
DB3BB82644B6374DD6F3388B37D000183B62D9DD74F3CE686D080DC9BF113890
File Size:
215.04 KB, 215040 bytes
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MD5:
07aac55afea03be3d899b96eeccbe927
SHA1:
17a2e4491f2ff2489d334aa3b0c3f2dd887cef85
SHA256:
6ED6B4005601FAD3A5EE60E5581472C9ADCA968BAE09552CF380BCB3D51935E5
File Size:
1.63 MB, 1632256 bytes
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MD5:
bb630916db20e7899062e1e9a47469c9
SHA1:
53f632fc21feeac801f55c5d68427824bf0dcc12
SHA256:
39C65FF7E3BBF3AE8DE5E74352B98131344E7875F139CF9C36C89760A540B41E
File Size:
1.16 MB, 1161728 bytes
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MD5:
a68925bfa408c9495890e28ec6495ea7
SHA1:
f8fb2a2fa9f2f9355dc2cb398ed91bf1937c7de5
SHA256:
FA0F58565BA006ABF34E2327014FC5321BE05D5EBD2D3045638A47339599738D
File Size:
237.06 KB, 237056 bytes
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MD5:
455f636e715b6e9fcc724722c885667d
SHA1:
7d3d0a92331b1a04087a5c4e1edf866c5d61cff6
SHA256:
FE5B82794318DB718583A18999DDF1347E3751CFA80DF05DC0D17E7E82115EAE
File Size:
1.07 MB, 1065984 bytes
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MD5:
932d3bd6f0030b14f7fb2973d904d63d
SHA1:
ed6ac096a800bfc48487ec8f7943538662788b9d
SHA256:
D323E71D50677F95FFD4273C9CB14DAFEB27C3DCBF0D324C9905B3E82A7C7DA6
File Size:
2.02 MB, 2022400 bytes
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MD5:
8b3204b2cc52d9fbbed454943e58e463
SHA1:
f535ee28cbd387266abb3eb0a00918c6e69e452a
SHA256:
8F6971E79EFEEADBCDB46D6A1D6F2B25BCD3A4B557090325B281AA1FB0AE186D
File Size:
661.50 KB, 661504 bytes
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MD5:
e8238defae026ec6fee313833d81cfbe
SHA1:
96a94cf5458b9b69a84883f145231e9be9a0a246
SHA256:
78BC503B88A65C6CFDA5F830387E9941D08356F96AB623783C1D325BBD8BFDEA
File Size:
987.65 KB, 987648 bytes
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MD5:
45c158e7eaadd600e6db067276577c6e
SHA1:
5164f70ad46b07284a03f89a91e765a516ddb774
SHA256:
C2313F5078A719C3A51FBE05F348639F75F6994BAA1403B182305AA94BDDBB77
File Size:
992.77 KB, 992768 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 security information
- File is .NET application
- File is 32-bit executable
- File is 64-bit executable
- File is either console or GUI application
- File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
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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 |
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| Assembly Version |
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| Comments |
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| Company Name |
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| File Description |
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File Traits
- .NET
- Agile.net
- Confuser
- Fody
- HighEntropy
- Installer Version
- ntdll
- VirtualQueryEx
- x64
- 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: | 937 |
|---|---|
| Potentially Malicious Blocks: | 29 |
| Whitelisted Blocks: | 394 |
| Unknown Blocks: | 514 |
Visual Map
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0 - Probable Safe Block
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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 |
|---|---|
| \device\namedpipe\gmdasllogger | Generic Write,Read Attributes |
| c:\windows\appcompat\programs\amcache.hve | Read Data,Read Control,Write Data |
| c:\windows\appcompat\programs\amcache.hve | Write Attributes |
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 | k � 8��81��B�8 �6 �v y� �Z xy �� �a ۀT�B� ����� 1���� �5����eeBx �<�� �� �R �7 �!wz "M)"Wc#�#��$kF$�� %"�%:� %�&� &�-&�x'�(�(X�)�`*J*9*�^+�[+��,=� ,��/9� /�� | RegNtPreCreateKey |
| HKLM\system\software\microsoft\tip\aggregateresults::data | 隞̃耀꧌ Ћ | 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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9 additional items are not displayed above. |
| User Data Access |
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| Encryption Used |
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| Anti Debug |
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| Process Manipulation Evasion |
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| Process Shell Execute |
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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\Microsoft.NET\Framework64\v2.0.50727\\dw20.exe dw20.exe -x -s 724
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