Threat Database Trojans Trojan.MSIL.Agent.FFP

Trojan.MSIL.Agent.FFP

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 6
First Seen: April 5, 2025
Last Seen: March 13, 2026
OS(es) Affected: Windows

The detection of Trojan.MSIL.Agent.FFP on your system indicates a potential security threat that requires immediate attention. This report provides an overview of the threat, its operational characteristics, symptoms of infection, and a step-by-step guide on how to remove it from your system.

What Is Trojan.MSIL.Agent.FFP?

Trojan.MSIL.Agent.FFP is a type of malware that falls under the category of Trojans, which are malicious programs designed to deceive users into installing them on their systems. The name itself does not specify a known malware family but indicates it's a Trojan written in MSIL (Microsoft Intermediate Language), suggesting it's designed to operate on Windows systems. Trojans like Trojan.MSIL.Agent.FFP can lead to a variety of malicious activities, including data theft, unauthorized access to the system, and the installation of additional malware.

How Trojan.MSIL.Agent.FFP Operates

Once installed, Trojan.MSIL.Agent.FFP can operate in various ways, depending on its design and the intentions of its creators. Typically, Trojans are used to create backdoors on the infected system, allowing remote access and control by the attacker. They can also be used to steal sensitive information such as passwords, credit card numbers, and personal data. Furthermore, Trojans can download and install other types of malware, leading to a range of additional problems, including ransomware attacks, spyware infections, and adware proliferation.

Symptoms of Infection

Symptoms of a Trojan.MSIL.Agent.FFP infection can vary but may include unusual system behavior, such as unexpected restarts, slow performance, and the appearance of unwanted programs or toolbars in your web browser. You might also notice that your system is connecting to the internet without your input or that files are being modified or deleted without your permission. In some cases, the infection might not display any noticeable symptoms, making it difficult to detect without the use of antivirus software.

  • Unexplained changes in system settings or files
  • Appearance of suspicious programs or processes in the task manager
  • Increased network activity without apparent reason
  • Pop-ups, unwanted ads, or redirects in your web browser

How to Remove Trojan.MSIL.Agent.FFP

  1. Boot your system into Safe Mode with Networking to prevent the malware from loading and to give you a cleaner environment to work in.
  2. Perform a full scan of your system using a reputable antivirus tool such as SpyHunter. Ensure the tool is updated with the latest definitions to improve the chances of detecting and removing the threat.
  3. Uninstall any suspicious programs that you do not recognize or that were installed around the time the malware was detected.
  4. Reset your web browsers (Chrome, Firefox, Edge) to their default settings to remove any malicious extensions or settings that the malware might have altered.
  5. Reboot your system and perform another full scan to ensure that the threat has been completely removed. Repeat the scanning process until no threats are detected.

Conclusion

Removing Trojan.MSIL.Agent.FFP from your system requires careful and systematic steps to ensure that all components of the malware are eliminated. It's crucial to stay vigilant and keep your antivirus software updated to protect against future infections. Regularly backing up important data and being cautious when opening email attachments or downloading software from the internet can also help prevent malware infections. By following the steps outlined in this report and maintaining good cybersecurity practices, you can significantly reduce the risk of your system being compromised by Trojan.MSIL.Agent.FFP and other types of malware.

Analysis Report

General information

Family Name: Trojan.MSIL.Agent.FFP
Signature status: Hash Mismatch

Known Samples

MD5: bdfd663fc71dad52f40c85689800d093
SHA1: f264eae8b0891802439d31367fe033ec14508f42
SHA256: 7EECA5EA825E864E3F38EB149DF13FB168C93D72728FE5837C209F75DDA136C4
File Size: 1.12 MB, 1122600 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have exports table
  • 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)

File Icons

Windows PE Version Information

Name Value
Assembly Version 9.0.225.6610
Comments .NET Host
Company Name Microsoft Corporation
File Description .NET Host
File Version 9.0.225.6610
Internal Name dotnet.exe
Legal Copyright © Microsoft Corporation. All rights reserved.
Original Filename dotnet.exe
Product Name .NET
Product Version 9.0.225.6610

Digital Signatures

Signer Root Status
.NET Microsoft Code Signing PCA 2011 Hash Mismatch

File Traits

  • .NET
  • HighEntropy
  • x86

Block Information

Total Blocks: 39
Potentially Malicious Blocks: 6
Whitelisted Blocks: 23
Unknown Blocks: 10

Visual Map

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

Similar Families

  • MSIL.Agent.FFP

Files Modified

File Attributes
c:\users\user\appdata\roaming\dotnet.exe Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete,LEFT 262144
c:\users\user\appdata\roaming\microsoft\windows\start menu\programs\startup\dotnet.vbs Generic Write,Read Attributes

Windows API Usage

Category API
User Data Access
  • GetComputerNameEx
  • GetUserDefaultLocaleName
  • GetUserObjectInformation
Encryption Used
  • BCryptOpenAlgorithmProvider
  • CryptAcquireContext
Anti Debug
  • NtQuerySystemInformation
Other Suspicious
  • AdjustTokenPrivileges
Process Terminate
  • TerminateProcess

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