Trojan.Agent.FBNU

What is Trojan.Agent.FBNU infection?

In this post you will certainly locate regarding the definition of Trojan.Agent.FBNU as well as its adverse influence on your computer. Such ransomware are a kind of malware that is elaborated by on the internet scams to demand paying the ransom by a victim.

In the majority of the situations, Trojan.Agent.FBNU infection will advise its targets to start funds move for the purpose of neutralizing the amendments that the Trojan infection has introduced to the sufferer’s tool.

Trojan.Agent.FBNU Summary

These adjustments 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the sufferer’s hard drive — so the target can no longer utilize the data;
  • Preventing normal access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Trojan.Agent.FBNU

The most regular channels whereby Trojan.Agent.FBNU are infused are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As an effect of user ending up on a resource that hosts a harmful software;

As quickly as the Trojan is effectively infused, it will certainly either cipher the information on the sufferer’s computer or prevent the gadget from functioning in a correct way – while likewise positioning a ransom note that points out the need for the victims to effect the repayment for the function of decrypting the documents or recovering the documents system back to the initial condition. In a lot of circumstances, the ransom money note will show up when the customer restarts the PC after the system has already been harmed.

Trojan.Agent.FBNU distribution channels.

In various edges of the globe, Trojan.Agent.FBNU expands by jumps and bounds. Nonetheless, the ransom money notes and also tricks of obtaining the ransom money amount may differ depending upon specific regional (regional) setups. The ransom money notes as well as methods of extorting the ransom amount may vary depending on particular neighborhood (local) settings.

Ransomware injection

For example:

    Faulty notifies about unlicensed software.

    In certain locations, the Trojans often wrongfully report having actually discovered some unlicensed applications enabled on the sufferer’s device. The alert then requires the user to pay the ransom money.

    Faulty declarations concerning prohibited content.

    In countries where software piracy is much less preferred, this technique is not as reliable for the cyber scams. Conversely, the Trojan.Agent.FBNU popup alert might falsely declare to be originating from a law enforcement organization as well as will certainly report having located child porn or various other illegal information on the tool.

    Trojan.Agent.FBNU popup alert may incorrectly claim to be deriving from a regulation enforcement institution and also will report having located kid pornography or other unlawful information on the gadget. The alert will in a similar way contain a demand for the customer to pay the ransom.

Technical details

File Info:

crc32: 9D39F989md5: 3935f119f7026eb921faac0f651fcc4dname: 3935F119F7026EB921FAAC0F651FCC4D.mlwsha1: fa4aa447633fd52d1a1f2eb7af71b489e24afca4sha256: dddf1029b42d8e73fb1831d297e5933f7e230809674af0c180afaa34fcd5abe4sha512: 4ca5762e31aed3acf1a06150d7d19659c07bd1a582f61c3986f0ffe98e5e0f443794d1878fd2b0a7c4ee081e27d0ef217c9d425c3b79ce1c91bd1685a479b91assdeep: 3072:czrlNwFBuQ+LdAmmgXf06aruQ2r8Lg7Z1zWIhrPBS/L/1l:czPkBvSFmgXfsrWWIhrZS/5type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan.Agent.FBNU also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Agent.FBNU
CAT-QuickHeal Backdoor.Emotet
ALYac Trojan.Agent.Emotet
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Riskware.Win32.Generic.1!c
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.Agent.FBNU
K7GW Riskware ( 0040eff71 )
CrowdStrike win/malicious_confidence_80% (D)
BitDefenderTheta Gen:NN.ZedlaF.34760.lu4@am42YOei
Cyren W32/Emotet.AZX.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Paloalto generic.ml
Kaspersky HEUR:Backdoor.Win32.Emotet.gen
Alibaba Trojan:Win32/EmotetCrypt.b37463b9
ViRobot Trojan.Win32.Emotet.201728.B
Rising Trojan.Kryptik!1.D0EA (CLASSIC)
Ad-Aware Trojan.Agent.FBNU
TACHYON Trojan/W32.Agent.192000.RR
Emsisoft Trojan.Agent.FBNU (B)
F-Secure Trojan.TR/AD.Emotet.gck
Zillya Backdoor.Emotet.Win32.1186
TrendMicro TrojanSpy.Win32.EMOTET.SMTHI
McAfee-GW-Edition BehavesLike.Win32.Emotet.cc
FireEye Generic.mg.3935f119f7026eb9
Sophos Mal/Generic-R + Troj/Emotet-CVH
Ikarus Trojan-Banker.Emotet
Jiangmin Backdoor.Emotet.vw
Avira TR/AD.Emotet.gck
Antiy-AVL Trojan/Win32.Emotet
Microsoft Trojan:Win32/EmotetCrypt.PEF!MTB
Gridinsoft Ransom.Win32.Wacatac.oa!s1
Arcabit Trojan.Agent.FBNU
ZoneAlarm HEUR:Backdoor.Win32.Emotet.gen
GData Trojan.Agent.FBNU
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Emotet.C4289232
McAfee Emotet-FRR!3935F119F702
VBA32 Backdoor.Emotet
Malwarebytes Trojan.Emotet
Panda Trj/GdSda.A
ESET-NOD32 Win32/Emotet.CN
TrendMicro-HouseCall TrojanSpy.Win32.EMOTET.SMTHI
Tencent Malware.Win32.Gencirc.10ce30bb
Yandex Trojan.Emotet!ikZ1Z850Ra8
SentinelOne Static AI – Suspicious PE
Fortinet W32/Kryptik.6C13!tr
AVG Win32:TrojanX-gen [Trj]
Avast Win32:TrojanX-gen [Trj]
Qihoo-360 Generic/Trojan.d45

How to remove Trojan.Agent.FBNU virus?

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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

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

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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