Threat Database Trojans Trojan.MSIL.Krypt.ACXM

Trojan.MSIL.Krypt.ACXM

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 4
First Seen: September 26, 2025
Last Seen: November 7, 2025
OS(es) Affected: Windows

The detection of Trojan.MSIL.Krypt.ACXM on your system indicates a potential security threat that requires immediate attention. This report aims to provide you with a comprehensive overview of the threat, its operational mechanisms, symptoms of infection, and most importantly, steps to remove it from your computer. Understanding the nature of this threat and taking prompt action is crucial to protect your personal data and maintain system integrity.

What Is Trojan.MSIL.Krypt.ACXM?

Trojan.MSIL.Krypt.ACXM 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 data, install additional malware, or disrupt system operation. The name suggests it may involve encryption or cryptographic elements, but without specific details, it's essential to approach removal with a broad strategy to ensure all potential aspects of the threat are addressed.

How Trojan.MSIL.Krypt.ACXM Operates

Trojans like Trojan.MSIL.Krypt.ACXM typically operate by deceiving users into installing them, often by masquerading as useful applications or attaching themselves to legitimate programs. Once installed, they can communicate with their command and control servers to receive instructions, which might include exfiltrating sensitive information, downloading additional malware, or using the infected computer for malicious activities such as distributing spam or participating in DDoS attacks. Their ability to blend in with normal system operations makes them particularly dangerous, as they can remain undetected for extended periods.

Symptoms of Infection

Symptoms of a Trojan infection can be subtle and may include unexpected changes in system behavior, such as unusual pop-ups, slow system performance, or programs starting automatically. Sometimes, infections may not exhibit noticeable symptoms at all, making regular system checks and the use of anti-malware software crucial for detection. Given the potential for Trojans to install additional malware, monitoring for any signs of unauthorized access or data breaches is also important.

How to Remove Trojan.MSIL.Krypt.ACXM

  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 removal tools while restricting malicious programs from running.
  2. Perform a full scan of your system using a reputable anti-malware tool such as SpyHunter. Ensure the tool is updated to the latest version to increase the chances of detecting and removing the threat.
  3. Uninstall suspicious programs that you do not recognize or that were installed around the time the threat was detected. Be cautious and research any program before uninstalling to avoid removing legitimate software.
  4. 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 Trojan.
  5. Reboot your system and perform another scan to ensure that the threat has been fully removed. This step is crucial as some malware may not be fully removable until after a system restart.

Conclusion

Removing Trojan.MSIL.Krypt.ACXM requires a systematic approach to ensure all components of the threat are eliminated. By following the steps outlined above and maintaining vigilance through regular system scans and updates, you can protect your computer from similar threats in the future. Remember, prevention is key, so always be cautious when downloading software, avoid suspicious links, and keep your operating system and security software up to date.

Analysis Report

General information

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

Known Samples

MD5: 69a6636f8d09ef6776e7082dad115749
SHA1: 821f7f81757bd51a03c4d8d518175d18f41169a1
SHA256: BB6D31239A6A4DB0A50D8411EF2CC1C91EC60ABE92F456C273C6EC290C294D7E
File Size: 714.75 KB, 714752 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • 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)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

Windows PE Version Information

Name Value
Assembly Version 1.0.0.0
Comments Custom Performance Counter Creator Application
File Description PerformanceCreator
File Version 1.0.0.0
Internal Name JmId.exe
Legal Copyright Copyright © 2024
Original Filename JmId.exe
Product Name Performance Counter Creator
Product Version 1.0.0.0

File Traits

  • .NET
  • HighEntropy
  • x86

Block Information

Total Blocks: 65
Potentially Malicious Blocks: 4
Whitelisted Blocks: 26
Unknown Blocks: 35

Visual Map

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

Windows API Usage

Category API
User Data Access
  • GetUserDefaultLocaleName
  • GetUserObjectInformation
Anti Debug
  • IsDebuggerPresent
  • NtQuerySystemInformation

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