Threat Database Trojans Trojan.MSIL.Agent.FFH

Trojan.MSIL.Agent.FFH

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 8
First Seen: June 13, 2024
Last Seen: January 19, 2026
OS(es) Affected: Windows

The detection of Trojan.MSIL.Agent.FFH on your system indicates a potential security threat. This name suggests a type of Trojan horse malware, which is designed to deceive users by appearing as legitimate software while secretly performing malicious activities. The presence of such malware can compromise your system's security and put your personal data at risk.

What Is Trojan.MSIL.Agent.FFH?

Trojan.MSIL.Agent.FFH is identified as a Trojan-type threat, implying it is malicious software that uses deception to gain unauthorized access to a computer system. Unlike viruses, Trojans do not replicate themselves but can cause significant harm by creating backdoors for other malware, stealing data, or disrupting system operation. The term "MSIL" refers to Microsoft Intermediate Language, which is a programming language used by the .NET Framework, suggesting that this Trojan is designed to operate within environments that support .NET.

How Trojan.MSIL.Agent.FFH Operates

The operation of Trojan.MSIL.Agent.FFH, like other Trojans, typically involves disguising itself as useful software to trick users into installing it. Once installed, it can execute a variety of malicious actions, including but not limited to, data theft, keylogging, and the installation of additional malware. Trojans can also modify system settings, which may lead to changes in the system's behavior, such as unexpected crashes, slow performance, or the appearance of unwanted programs and advertisements.

Symptoms of Infection

Symptoms of a Trojan.MSIL.Agent.FFH infection can vary widely, depending on its intended purpose and the actions it is programmed to perform. Common indicators of a Trojan infection include unusual system behavior, such as unfamiliar programs running in the background, unexpected changes to system settings, increased network activity without apparent cause, and the presence of unwanted toolbars or extensions in your web browser. Additionally, you might notice a decrease in system performance or an increase in pop-up advertisements.

How to Remove Trojan.MSIL.Agent.FFH

  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 functionality to prevent the malware from loading.
  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 maximize its effectiveness against the latest threats.
  3. Uninstall suspicious programs that you do not recognize or that were installed around the time you suspect the infection occurred. Be cautious and only remove programs you are certain are malicious or unnecessary.
  4. Reset your web browsers, such as Chrome, Firefox, or Edge, to their default settings. This can help remove any malicious extensions or settings changes made by the Trojan.
  5. After completing the above steps, reboot your system and then perform another full scan to ensure that the malware has been completely removed and no additional threats are present.

Conclusion

The removal of Trojan.MSIL.Agent.FFH requires careful and systematic steps to ensure complete eradication of the malware from your system. It is crucial to stay vigilant and maintain up-to-date security software to protect against future infections. Regular system backups and being cautious when downloading and installing software can also help prevent malware infections. By following the removal steps outlined above and maintaining good cybersecurity practices, you can help secure your system and protect your personal data from malicious activities.

Analysis Report

General information

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

Known Samples

MD5: 5713ff897403f3831da890ea800654d6
SHA1: 1cad6497a4203fd0a7bc28d4eb52be1187769e98
SHA256: 0563CF42C946BC00760F51E7C81E5B83F5B65077AFB2F70E90ED3FC604534CF6
File Size: 10.24 KB, 10240 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)

Windows PE Version Information

Name Value
Assembly Version 1.0.0.0
File Description Desktop
File Version 1.0.0.0
Internal Name AntiProcess.dll
Legal Copyright Copyright © 2024
Original Filename AntiProcess.dll
Product Name Desktop
Product Version 1.0.0.0

File Traits

  • .NET
  • dll
  • x86

Block Information

Total Blocks: 28
Potentially Malicious Blocks: 11
Whitelisted Blocks: 16
Unknown Blocks: 1

Visual Map

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

Similar Families

  • MSIL.Agent.FFH

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAccessCheck
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtDuplicateToken
  • ntdll.dll!NtFreeVirtualMemory
Show More
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenProcessTokenEx
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenSemaphore
  • ntdll.dll!NtOpenThreadTokenEx
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDebugFilterState
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseSemaphore
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationProcess
  • 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!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile
  • UNKNOWN

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