Trojan.Agent.FBNF

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Trojan.Agent.FBNF infection?

In this post you will find about the meaning of Trojan.Agent.FBNF and also its negative influence on your computer. Such ransomware are a type of malware that is specified by online scams to require paying the ransom money by a sufferer.

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Most of the situations, Trojan.Agent.FBNF ransomware will advise its sufferers to start funds transfer for the objective of reducing the effects of the changes that the Trojan infection has actually introduced to the sufferer’s device.

Trojan.Agent.FBNF Summary

These modifications can be as adheres to:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Mimics the system’s user agent string for its own requests;
  • Expresses interest in specific running processes;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files situated on the sufferer’s disk drive — so the sufferer can no more make use of the data;
  • Preventing normal accessibility to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
z.whorecord.xyz Ransom.Win32.Wacatac.oa!s1
a.tomx.xyz Ransom.Win32.Wacatac.oa!s1

Trojan.Agent.FBNF

One of the most common channels through which Trojan.Agent.FBNF Ransomware Trojans are infused are:

  • By means of phishing e-mails;
  • As a repercussion of user ending up on a source that hosts a destructive software application;

As quickly as the Trojan is effectively injected, it will either cipher the data on the victim’s computer or protect against the tool from operating in an appropriate manner – while additionally placing a ransom money note that discusses the requirement for the targets to effect the settlement for the objective of decrypting the documents or restoring the data system back to the preliminary problem. In the majority of circumstances, the ransom money note will certainly turn up when the client restarts the COMPUTER after the system has currently been harmed.

Trojan.Agent.FBNF circulation networks.

In different edges of the globe, Trojan.Agent.FBNF expands by leaps and bounds. Nonetheless, the ransom money notes as well as techniques of extorting the ransom money amount might vary depending on particular local (regional) setups. The ransom money notes and methods of extorting the ransom money quantity may vary depending on certain neighborhood (local) setups.

Ransomware injection

For example:

    Faulty alerts about unlicensed software.

    In particular areas, the Trojans frequently wrongfully report having spotted some unlicensed applications allowed on the target’s device. The sharp after that requires the customer to pay the ransom.

    Faulty statements concerning prohibited content.

    In countries where software program piracy is much less prominent, this approach is not as efficient for the cyber frauds. Conversely, the Trojan.Agent.FBNF popup alert might wrongly declare to be deriving from a law enforcement organization as well as will report having located child pornography or various other unlawful data on the tool.

    Trojan.Agent.FBNF popup alert may falsely declare to be acquiring from a regulation enforcement institution and will report having located kid porn or various other prohibited data on the gadget. The alert will similarly have a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: 53127822
md5: 2542c5032457f4cc17488d0b3b681550
name: 2542C5032457F4CC17488D0B3B681550.mlw
sha1: 1f1833f8a82568013c2628612c61ba758182e0d5
sha256: 2cba2271b30faafea87d03865ddb7b55b2939a15e8d0fb80780131d9ce225f52
sha512: 0ab7e40745ddc89f9e586c1e155481e360381110754214d6e03079544a5ef14f11825b87bbe498bdda24621d1db67612ad519e09d4716b5d5ebffbf9bf123e89
ssdeep: 3072:7zrlNwFBuQ+92ro9Ux4huw/mY2EeTyDcqsAX8QaCQ5IS39mLSnwKl:7zPkBvbroGIRe+7sAXMCQL3ImwK
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan.Agent.FBNF also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
FireEye Generic.mg.2542c5032457f4cc
McAfee RDN/Emotet
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.Agent.FBNF
K7GW Riskware ( 0040eff71 )
CrowdStrike win/malicious_confidence_80% (D)
BitDefenderTheta Gen:NN.ZedlaF.34742.mu4@aCYmlapi
Cyren W32/Emotet.AZX.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.HINY
Paloalto generic.ml
Kaspersky HEUR:Backdoor.Win32.Emotet.gen
Alibaba Trojan:Win32/EmotetCrypt.21102c74
AegisLab Trojan.Win32.Emotet.L!c
MicroWorld-eScan Trojan.Agent.FBNF
APEX Malicious
Ad-Aware Trojan.Agent.FBNF
Sophos Mal/Generic-R + Troj/Emotet-CVH
McAfee-GW-Edition BehavesLike.Win32.CryptDoma.cc
Emsisoft Trojan.Agent.FBNF (B)
SentinelOne Static AI – Suspicious PE
Avira TR/AD.Emotet.gcl
Microsoft Trojan:Win32/EmotetCrypt.PEF!MTB
Gridinsoft Ransom.Win32.Wacatac.oa!s1
Arcabit Trojan.Agent.FBNF
AhnLab-V3 Trojan/Win32.Emotet.C4289232
ZoneAlarm HEUR:Backdoor.Win32.Emotet.gen
GData Trojan.Agent.FBNF
TACHYON Trojan/W32.Agent.201728.QD
ALYac Trojan.Agent.Emotet
MAX malware (ai score=87)
Malwarebytes Trojan.Emotet
Panda Trj/GdSda.A
Rising [email protected] (RDML:R9ZsudJCrPAGbnweZdkZfw)
Fortinet W32/Kryptik.6C13!tr
AVG Win32:TrojanX-gen [Trj]
Avast Win32:TrojanX-gen [Trj]
Qihoo-360 Generic/Trojan.896

How to remove Trojan.Agent.FBNF ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Trojan.Agent.FBNF files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Trojan.Agent.FBNF you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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