Threat Database Trojans Trojan.MSIL.Krypt.ACXN

Trojan.MSIL.Krypt.ACXN

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 25,747
Threat Level: 80 % (High)
Infected Computers: 1
First Seen: October 1, 2025
Last Seen: April 22, 2026
OS(es) Affected: Windows

The detection of Trojan.MSIL.Krypt.ACXN indicates a potential threat to your computer's security and integrity. This report aims to provide general guidance on understanding and addressing the issue. It is essential to approach the situation with caution and follow best practices to ensure the removal of the threat and prevent future infections.

What Is Trojan.MSIL.Krypt.ACXN?

Trojan.MSIL.Krypt.ACXN is a type of malicious software that can compromise the security of your computer. The name suggests it may be related to Trojan-type threats, which are known for their ability to disguise themselves as legitimate programs or files. Trojans can be used to gain unauthorized access to your system, steal sensitive information, or disrupt normal operations.

How Trojan.MSIL.Krypt.ACXN Operates

Malware like Trojan.MSIL.Krypt.ACXN typically operates by exploiting vulnerabilities in software or manipulating users into installing it. Once installed, it can communicate with its creators, allowing them to control the infected computer remotely. This can lead to a range of malicious activities, including data theft, installation of additional malware, or use of the computer for illegal purposes.

The exact mechanisms of Trojan.MSIL.Krypt.ACXN are not specified, but it is crucial to understand that its primary goal is to remain undetected while it carries out its malicious tasks. This makes it essential to use comprehensive security tools and practices to detect and remove such threats.

Symptoms of Infection

Computers infected with Trojan.MSIL.Krypt.ACXN may exhibit various symptoms, although some infections may not display noticeable signs. Common indicators of a malware infection include slow system performance, frequent crashes, unexpected pop-ups, or changes in browser settings. Additionally, you might notice unfamiliar programs or toolbars, or receive alerts from your security software indicating the presence of a threat.

How to Remove Trojan.MSIL.Krypt.ACXN

  1. Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for internet access. This will make it easier to download and install removal tools if necessary.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter. Ensure the tool is updated with the latest definitions to increase the chances of detecting and removing the threat.
  3. Uninstall any suspicious programs or applications that you do not recognize or no longer need. Be cautious during this process, as some malware may disguise itself as legitimate software.
  4. Reset your web browsers (Chrome, Firefox, Edge) to their default settings. This can help remove any malicious extensions or settings changes made by the malware.
  5. After completing the above steps, reboot your computer and perform another full scan to ensure that the threat has been successfully removed. Continuous monitoring and regular scans are crucial for maintaining your computer's security and preventing future infections.

Conclusion

The removal of Trojan.MSIL.Krypt.ACXN requires careful attention to detail and the use of appropriate security tools. By following the steps outlined in this report and maintaining good security practices, you can significantly reduce the risk of infection and protect your computer and personal data. Remember, prevention is key, so always be cautious when downloading software, opening email attachments, or clicking on links from unknown sources.

Analysis Report

General information

Family Name: Trojan.MSIL.Krypt.ACXN
Signature status: No Signature

Known Samples

MD5: 970f7ab01e80eb42c44acf12f13b6b43
SHA1: 83e420911ea05a4e092503cb31a79568b73b7969
SHA256: A735FE029566E09874D11CA9D082B7826A567E4DB12488B38E1BB6468A47A8E9
File Size: 1.90 MB, 1904640 bytes
MD5: 21bee21556c81425c80e4aeae2ff4b62
SHA1: 4c0c21238e9fffbd0dc03c906f2c297c2f321b9f
SHA256: 232767E3B2A84BC3A906A8EEF2CCCFFCF9D21CF1EDA388ED2B805FF90B4922A9
File Size: 1.44 MB, 1443328 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 is .NET application
  • File is 64-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • File is not packed
Show More
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

Windows PE Version Information

Name Value
Assembly Version 1.0.0.0
Comments Plasma Physics Simulator - Fusion Energy Research Tool
Company Name Plasma Research Lab
File Description
  • Bioacoustics_Analyzer
  • PlasmaSimulator
File Version 1.0.0.0
Internal Name
  • fBqK.exe
  • stkr.exe
Legal Copyright
  • Copyright © 2026
  • Copyright © 2026
Original Filename
  • fBqK.exe
  • stkr.exe
Product Name
  • Bioacoustics_Analyzer
  • PlasmaSimulator
Product Version 1.0.0.0

File Traits

  • .NET
  • HighEntropy
  • x64

Block Information

Total Blocks: 98
Potentially Malicious Blocks: 77
Whitelisted Blocks: 21
Unknown Blocks: 0

Visual Map

x x x x x x x x x x x x x x x x x x x x x x x x x x x x 0 0 0 0 0 x x x x x x x x x 0 x x x x x x x x x x x 0 x x x x 0 0 x x x x x x x 0 x x x x x x x x x 0 x 0 0 0 0 0 0 0 0 0 x x 0 x x x x x x
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

  • MSIL.Krypt.ACXN

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcConnectPort
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreatePrivateNamespace
Show More
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtCreateThreadEx
  • ntdll.dll!NtDeviceIoControlFile
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtEnumerateKey
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenDirectoryObject
  • ntdll.dll!NtOpenEvent
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcess
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenSemaphore
  • ntdll.dll!NtOpenThreadToken
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDefaultLocale
  • ntdll.dll!NtQueryDirectoryFileEx
  • ntdll.dll!NtQueryFullAttributesFile
  • ntdll.dll!NtQueryInformationFile
  • ntdll.dll!NtQueryInformationJobObject
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryLicenseValue
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQuerySecurityObject
  • ntdll.dll!NtQuerySystemInformation
  • ntdll.dll!NtQuerySystemInformationEx
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtReadRequestData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseSemaphore
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtResumeThread
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • UNKNOWN
User Data Access
  • GetComputerNameEx
  • GetUserDefaultLocaleName
  • GetUserObjectInformation
Anti Debug
  • IsDebuggerPresent

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