Threat Database Trojans Trojan.MSIL.Krypt.ZD

Trojan.MSIL.Krypt.ZD

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 22,096
Threat Level: 80 % (High)
Infected Computers: 2,363
First Seen: April 27, 2021
Last Seen: June 1, 2026
OS(es) Affected: Windows

The detection of Trojan.MSIL.Krypt.ZD on your system indicates a potential security threat that requires immediate attention. This report aims to provide you with a comprehensive understanding of the threat, its operational mechanisms, symptoms of infection, and most importantly, steps to remove it from your system. It's crucial to approach this situation with a clear understanding of the risks and the necessary actions to mitigate them.

What Is Trojan.MSIL.Krypt.ZD?

Trojan.MSIL.Krypt.ZD is identified as a Trojan-type threat. Trojans are malicious programs that disguise themselves as legitimate software to gain unauthorized access to a computer system. They can be used to spy on users, steal sensitive information, disrupt system operation, or provide a backdoor for other malicious activities. The name suggests it may involve encryption or obfuscation techniques, but without specific details, it's essential to focus on general principles of malware removal and system security.

How Trojan.MSIL.Krypt.ZD Operates

Like many Trojans, Trojan.MSIL.Krypt.ZD likely operates by exploiting vulnerabilities in software or human behavior to infect a system. Once inside, it can execute a variety of malicious actions, including data theft, installation of additional malware, or modification of system settings to compromise security. The exact mechanisms can vary widely, but the goal is often to maintain stealthy, persistent access to the infected system for as long as possible.

Symptoms of Infection

Symptoms of a Trojan infection can be subtle and may not always be immediately apparent. Common signs include unexpected changes in system behavior, such as unfamiliar programs or toolbars in your browser, unusual network activity, or significant slowdowns in system performance. Sometimes, infections can lead to more overt issues like frequent crashes, pop-up advertisements, or alerts from security software. However, some sophisticated Trojans can operate without displaying any noticeable symptoms, making regular system scans crucial for detection.

How to Remove Trojan.MSIL.Krypt.ZD

  1. Enter Safe Mode with Networking to limit the malware's ability to interfere with the removal process. This mode allows you to use the internet to download necessary tools while minimizing system activity.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter. Ensure your chosen tool is updated to the latest version to maximize its effectiveness against current threats.
  3. Uninstall 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 certain are malicious or unnecessary.
  4. Reset your browsers (Chrome, Firefox, Edge, etc.) to their default settings. This can help remove any malicious extensions or settings changes made by the Trojan. For each browser, you can usually find a reset option in the settings or preferences menu.
  5. After completing the above steps, reboot your system and then perform another full scan to ensure that the malware has been completely removed. Re-scanning after a reboot helps confirm that no remnants of the malware are still active or were missed during the initial scan.

Conclusion

Removing Trojan.MSIL.Krypt.ZD from your system requires careful and methodical steps to ensure all components of the malware are eliminated. It's also a critical moment to reflect on how the infection occurred and take steps to prevent future incidents, such as updating all software regularly, being cautious with email attachments and downloads, and maintaining robust security software. By following the guidance provided and staying vigilant, you can significantly reduce the risk of malware infections and protect your digital assets.

Analysis Report

General information

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

Known Samples

MD5: 6d7064a90aa86c6da2c23c08e4cbc4d5
SHA1: a93a0740d219f588316d11fdca870326af5a7430
SHA256: E0016E629C48C0826B9056087460F42A2C4CE39645D512645C0E8B827DBBAEDE
File Size: 1.56 MB, 1562112 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 security information
  • File is .NET application
  • File is 32-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • File is not packed
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
Show More
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Icons

Windows PE Version Information

Name Value
Assembly Version 3.11.7.16
Company Name Modula SpA
File Description Modula WMS
File Version 3.11.7.16
Internal Name MicrotexLaserTools.exe
Legal Copyright Copyright © 2016
Original Filename MicrotexLaserTools.exe
Product Name MicrotexLaserTools
Product Version 3.11.7.16

File Traits

  • .NET
  • HighEntropy
  • Reactor
  • RijndaelManaged
  • x86

Block Information

Total Blocks: 37
Potentially Malicious Blocks: 0
Whitelisted Blocks: 36
Unknown Blocks: 1

Visual Map

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

Similar Families

  • MSIL.DllInject.LL
  • MSIL.DllInject.RHG
  • MSIL.DllInject.RHH
  • MSIL.DllInject.RHJ
  • MSIL.DllInject.RPX
Show More
  • MSIL.Krypt.FCBF

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcConnectPortEx
  • ntdll.dll!NtAlpcQueryInformation
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtAssociateWaitCompletionPacket
  • ntdll.dll!NtCancelTimer2
  • ntdll.dll!NtCancelWaitCompletionPacket
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtCompareSigningLevels
Show More
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateIoCompletion
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreatePrivateNamespace
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtCreateThreadEx
  • ntdll.dll!NtCreateTimer2
  • ntdll.dll!NtCreateWaitCompletionPacket
  • ntdll.dll!NtCreateWorkerFactory
  • ntdll.dll!NtDeviceIoControlFile
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtEnumerateKey
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFlushProcessWriteBuffers
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtGetCachedSigningLevel
  • ntdll.dll!NtGetContextThread
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtNotifyChangeKey
  • 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!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!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtResumeThread
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSetTimer2
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtSuspendThread
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtUnsubscribeWnfStateChange
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • ntdll.dll!NtYieldExecution
  • UNKNOWN
User Data Access
  • GetComputerNameEx
  • GetUserDefaultLocaleName
  • GetUserObjectInformation
Encryption Used
  • BCryptOpenAlgorithmProvider
Anti Debug
  • IsDebuggerPresent

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