Threat Database Trojans Trojan.MSIL.Agent.FFI

Trojan.MSIL.Agent.FFI

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 13,531
Threat Level: 80 % (High)
Infected Computers: 18
First Seen: September 17, 2024
Last Seen: July 16, 2026
OS(es) Affected: Windows

The detection of Trojan.MSIL.Agent.FFI on your system indicates a potential security threat that requires immediate attention. This detection name suggests a type of malicious software, commonly known as a Trojan, which can compromise the security and integrity of your computer. It is essential to understand the nature of this threat and take appropriate steps to remove it and prevent future infections.

What Is Trojan.MSIL.Agent.FFI?

Trojan.MSIL.Agent.FFI is a type of malware that can infect your computer without your knowledge or consent. The name "Trojan" refers to the fact that this malware can disguise itself as a legitimate program or file, allowing it to bypass your system's security defenses. The "MSIL" part of the name suggests that this malware is written in Microsoft Intermediate Language, which is a programming language used by the .NET framework. The "Agent.FFI" part of the name may indicate that this malware is a type of agent or component that is used to carry out malicious activities.

How Trojan.MSIL.Agent.FFI Operates

Once Trojan.MSIL.Agent.FFI infects your computer, it can operate in various ways to compromise your system's security and steal sensitive information. It may create backdoors, allowing remote access to your computer, or it may install additional malware components to carry out specific tasks. This malware can also modify system settings, disable security software, and intercept sensitive information such as passwords, credit card numbers, or personal data.

Symptoms of Infection

If your computer is infected with Trojan.MSIL.Agent.FFI, you may experience various symptoms, including slow system performance, frequent crashes, or unusual behavior. You may also notice that your system's security software is disabled or that you are being redirected to suspicious websites. Additionally, you may receive alerts or warnings from your security software indicating that a threat has been detected.

  • Unexplained system crashes or freezes
  • Slow system performance or sluggish response times
  • Unusual network activity or suspicious connections
  • Disabled security software or firewall
  • Pop-ups, ads, or suspicious websites

How to Remove Trojan.MSIL.Agent.FFI

  1. Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow you to download and install removal tools.
  2. Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system and detect and remove the Trojan.MSIL.Agent.FFI malware.
  3. Uninstall any suspicious programs or applications that may be related to the malware infection.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons.
  5. Reboot your computer and perform a follow-up scan to ensure that the malware has been completely removed.

Conclusion

Removing Trojan.MSIL.Agent.FFI from your computer requires careful attention to detail and a thorough understanding of the malware's behavior. By following the steps outlined above, you can help to ensure that your system is clean and secure. However, it is essential to remain vigilant and to take proactive steps to prevent future infections, such as keeping your operating system and security software up to date, avoiding suspicious downloads and websites, and using strong passwords and authentication mechanisms.

Analysis Report

General information

Family Name: Trojan.MSIL.Agent.FFI
Signature status: No Signature

Known Samples

MD5: 100b37b90dbc576c6989cc995a68701f
SHA1: c203f63841b6c8a08bb0ce22e2495e38d3699d72
SHA256: 2AF05BC70E4AE45700317C05B3DB5D9F809DCDB1D0A174854957327A1784CC16
File Size: 3.34 MB, 3340288 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 10.0.19041.1
Comments Computer Management Snapin Launcher
Company Name Microsoft Corporation
File Description Computer Management Snapin Launcher
File Version 10.0.19041.1
Internal Name Fjajxeohph.exe
Legal Copyright © Microsoft Corporation. All rights reserved.
Original Filename Fjajxeohph.exe
Product Name Microsoft® Windows® Operating System
Product Version 10.0.19041.1

File Traits

  • .NET
  • HighEntropy
  • x64

Block Information

Total Blocks: 647
Potentially Malicious Blocks: 319
Whitelisted Blocks: 328
Unknown Blocks: 0

Visual Map

0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x 0 0 0 0 0 0 0 x x 0 x x 0 x x x x x 0 x 0 x 0 x 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 x 0 0 0 x 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 0 0 0 0 0 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 x x 0 x 0 x x 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 x x x x x x x x x x x x x x x x x x x x x 0 x x 0 0 0 0 0 0 0 0 0 x 0 0 x x 0 x 0 x x x x x x 0 0 x x 0 x x 0 0 0 x x x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x x 0 x x x x 0 x 0 0 0 x x x x 0 x x x x 0 x 0 0 x x x x x x 0 x x 0 x x x x x x x 0 0 x x x x x x x x x 0 0 0 0 0 x 0 0 x 0 x 0 x x x x 0 x x 0 0 x x 0 0 x 0 0 0 x x x 0 x x 0 0 x x 0 x x 0 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 x x x 0 0 0 0 0 0 0 x 0 0 0 x 0 0 x x 0 x 0 0 x 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 x x x x x x 0 x x 0 0 x x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x 0 0 0 x x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x x 0 x 0 0 0 x 0 0 0 0 0 0 x 0 x x x x x x x x x x x x 0 0 0 x x x x x x x 0 0 0 0 x 0 x 0 x x x 0 0 0 0 0 x 0 x 0 x x x x x x x x x x x x x x x x x x x x x 0 0 x 0 x x x 0 x x x x x x x x x x x 0 0 0 0 0 0 0 0 0 x x 0 0 0 0 0 0 0 0 0 x x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x 0 0 x x 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.Agent.FFI

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlertThreadByThreadId
  • 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
Show More
  • ntdll.dll!NtCompareSigningLevels
  • 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!NtDelayExecution
  • 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!NtGetWriteWatch
  • 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!NtResetWriteWatch
  • ntdll.dll!NtResumeThread
  • ntdll.dll!NtSetContextThread
  • 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!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • ntdll.dll!NtYieldExecution
  • UNKNOWN
User Data Access
  • GetUserDefaultLocaleName
  • GetUserObjectInformation
Encryption Used
  • BCryptOpenAlgorithmProvider
  • CryptAcquireContext
Other Suspicious
  • AdjustTokenPrivileges

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