Threat Database Trojans Trojan.MSILZilla.CN

Trojan.MSILZilla.CN

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 5
First Seen: October 2, 2024
Last Seen: August 20, 2025
OS(es) Affected: Windows

The detection of Trojan.MSILZilla.CN 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 computer.

What Is Trojan.MSILZilla.CN?

Trojan.MSILZilla.CN is identified as a Trojan-type threat, which is a broad category of malware designed to deceive users by appearing as legitimate software. The name itself does not directly indicate a specific malware family but suggests it could be related to or masquerade as a legitimate program to gain unauthorized access to a computer system. Trojans are known for their ability to create backdoors on infected systems, allowing attackers to remotely access and control the system, steal sensitive information, or use the system for malicious activities.

How Trojan.MSILZilla.CN Operates

Trojan.MSILZilla.CN, like other Trojans, likely operates by disguising itself as a legitimate application or file to trick users into installing it on their systems. Once installed, it can create a backdoor that allows remote access, enabling attackers to execute commands, steal data, or install additional malware. The exact operational mechanisms can vary, but the primary goal is to compromise the security of the infected system without the user's knowledge or consent.

Symptoms of Infection

Symptoms of a Trojan infection can be subtle and may not always be immediately noticeable. Common signs include unusual system behavior such as slow performance, frequent crashes, or the appearance of unwanted programs or toolbars in your web browser. You might also notice that your antivirus software is disabled or that you are being redirected to unwanted websites. In some cases, the presence of a Trojan might not be noticeable at all until significant damage has been done.

How to Remove Trojan.MSILZilla.CN

  1. Boot into Safe Mode with Networking: This will allow you to use the internet to download removal tools without the malware interfering. To do this, restart your computer and press the key to access your boot menu (this key varies by manufacturer but is often F12, F2, or Del). Select the option to boot into Safe Mode with Networking.
  2. Conduct a Full Scan with a Reputable Tool: Use an anti-malware tool such as SpyHunter to scan your system for the Trojan and other potential threats. Ensure the tool is updated with the latest definitions before running the scan.
  3. Uninstall Suspicious Programs: Go through your installed programs and remove any that you do not recognize or that were installed around the time you suspect the infection occurred.
  4. Reset Your Browser Settings: Trojans can often modify browser settings. Resetting Chrome, Firefox, Edge, or any other browser you use to their default settings can help remove unwanted changes and extensions.
  5. Reboot and Re-scan: After removal, reboot your system and run another full scan with your anti-malware tool to ensure that the threat has been completely eliminated.

Conclusion

Removing Trojan.MSILZilla.CN requires careful and thorough action to ensure that all components of the malware are eliminated from your system. It's also crucial to take preventive measures to avoid future infections, including keeping your operating system and software up to date, using strong antivirus software, and being cautious when opening email attachments or downloading software from the internet. By following the steps outlined in this report and maintaining good cybersecurity practices, you can protect your system and data from threats like Trojan.MSILZilla.CN.

Analysis Report

General information

Family Name: Trojan.MSILZilla.CN
Signature status: No Signature

Known Samples

MD5: 4d797a68f062df6a14feaf6a251eb487
SHA1: d33dbfcc8c7c855b5bd8597f7d85ceb096912d0b
SHA256: FB4276FB04F6E45577418D7062C17411D0563750DD40FC63F84C956EE98A5F72
File Size: 254.98 KB, 254976 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 console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
  • File is either console or GUI 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

Windows PE Version Information

Name Value
Assembly Version 1.0.0.0
Company Name IronmanPowerShellHost
File Description IronmanPowerShellHost
File Version 1.0.0.0
Internal Name IronmanPowerShellHost.exe
Original Filename IronmanPowerShellHost.exe
Product Name IronmanPowerShellHost
Product Version 1.0.0+a98441eb39d1e6dc301fdbb2acdda1e87fd40a1f

File Traits

  • .NET
  • x86

Block Information

Total Blocks: 23
Potentially Malicious Blocks: 14
Whitelisted Blocks: 9
Unknown Blocks: 0

Visual Map

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

Similar Families

  • MSILZilla.CN

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreatePrivateNamespace
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateThreadEx
  • ntdll.dll!NtDeviceIoControlFile
Show More
  • 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!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!NtReadFile
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtResumeThread
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile
  • UNKNOWN
User Data Access
  • GetComputerNameEx
  • GetUserDefaultLocaleName
  • GetUserObjectInformation

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