What is Trojan:Win32/FormBook.RF!MTB infection?

In this article you will discover regarding the meaning of Trojan:Win32/FormBook.RF!MTB and its adverse impact on your computer. Such ransomware are a form of malware that is clarified by online fraudulences to demand paying the ransom money by a sufferer.

GridinSoft Anti-Malware Review

It is better to prevent, than repair and repent!

When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
GridinSoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | GridinSoft

Most of the situations, Trojan:Win32/FormBook.RF!MTB virus will certainly instruct its targets to start funds move for the function of reducing the effects of the amendments that the Trojan infection has actually introduced to the victim’s gadget.

Trojan:Win32/FormBook.RF!MTB Summary

These alterations can be as complies with:

  • 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.
  • Presents an Authenticode digital signature;
  • 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.
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files situated on the victim’s hard disk drive — so the sufferer can no more make use of the information;
  • Preventing normal accessibility to the sufferer’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 Ransom.Win32.Wacatac.oa Ransom.Win32.Wacatac.oa


The most common channels whereby Trojan:Win32/FormBook.RF!MTB Ransomware are injected are:

  • By ways of phishing e-mails;
  • As a consequence of individual winding up on a resource that hosts a malicious software;

As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the victim’s PC or protect against the tool from working in an appropriate way – while likewise positioning a ransom money note that states the demand for the sufferers to impact the repayment for the purpose of decrypting the files or recovering the data system back to the first problem. In a lot of instances, the ransom money note will certainly come up when the customer restarts the PC after the system has actually currently been harmed.

Trojan:Win32/FormBook.RF!MTB circulation channels.

In different edges of the world, Trojan:Win32/FormBook.RF!MTB expands by jumps as well as bounds. However, the ransom money notes as well as techniques of obtaining the ransom money amount may vary relying on particular local (regional) settings. The ransom money notes as well as methods of obtaining the ransom quantity might differ depending on particular local (regional) settings.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software program.

    In particular areas, the Trojans frequently wrongfully report having spotted some unlicensed applications enabled on the sufferer’s gadget. The sharp after that demands the customer to pay the ransom money.

    Faulty statements about illegal material.

    In nations where software application piracy is much less prominent, this technique is not as reliable for the cyber fraudulences. Additionally, the Trojan:Win32/FormBook.RF!MTB popup alert might falsely assert to be originating from a police institution as well as will report having located child porn or various other unlawful information on the device.

    Trojan:Win32/FormBook.RF!MTB popup alert might wrongly declare to be deriving from a law enforcement establishment as well as will report having situated kid pornography or other illegal data on the tool. The alert will similarly consist of a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: F603B461
md5: 82c53d0cf1f407945a3feeb961336a9c
name: 82C53D0CF1F407945A3FEEB961336A9C.mlw
sha1: 9569b5eb572f70eb8b86e79c0eccb6b704000f58
sha256: f8608a3ef512bce8dbb388a81890968676d99a89e11ca282bcc846ed19fdc6ca
sha512: 51578c53bd1e4419f7ea5a8e9f690c24809fa2f6a698517790f05e41b36902c5bb943b1ef71c00a3240bc277a5971bc5c6c97d8f61eab3d209840f2c5bde05ea
ssdeep: 24576:g0S5Bo6taFaaRKDZAI89d6yzEJR4KpQSM2VHfoj:gpjExRbzEJuKpRM2E
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/FormBook.RF!MTB also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.44345562
McAfee Fareit-FZO!82C53D0CF1F4
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.GenericKD.44345562
K7GW Riskware ( 0040eff71 )
Cybereason malicious.b572f7
Cyren W32/Delf.PLZW-3087
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:MalwareX-gen [Trj]
ClamAV Win.Dropper.Fareit-9787166-0
Kaspersky HEUR:Trojan-Spy.Win32.AveMaria.gen
Alibaba TrojanSpy:Win32/Formbook.daedb445
ViRobot Trojan.Win32.Z.Injector.1241792.B
AegisLab Trojan.Win32.AveMaria.l!c
Tencent Malware.Win32.Gencirc.11b0da0a
Ad-Aware Trojan.GenericKD.44345562
Emsisoft Trojan.GenericKD.44345562 (B)
DrWeb Trojan.PWS.Spy.21507
Invincea Mal/Generic-S
McAfee-GW-Edition Fareit-FZO!82C53D0CF1F4
Sophos Mal/Generic-S
Ikarus Trojan.Inject
Microsoft Trojan:Win32/FormBook.RF!MTB
Gridinsoft Ransom.Win32.Wacatac.oa
Arcabit Trojan.Generic.D2A4A8DA
ZoneAlarm HEUR:Trojan-Spy.Win32.AveMaria.gen
GData Win32.Trojan.PSE.8NLHBR
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Fareit.C4219342
BitDefenderTheta Gen:NN.ZelphiCO.34590.lLY@ayPyXBii
MAX malware (ai score=82)
Malwarebytes Trojan.MalPack.SMY.Generic
Panda Trj/GdSda.A
Zoner Trojan.Win32.97172
ESET-NOD32 Win32/Formbook.AA
TrendMicro-HouseCall TROJ_GEN.R002H06K420
eGambit PE.Heur.InvalidSig
Fortinet W32/Injector.DOUH!tr
AVG Win32:MalwareX-gen [Trj]
CrowdStrike win/malicious_confidence_90% (W)
Qihoo-360 Win32/Trojan.Spy.cd0

How to remove Trojan:Win32/FormBook.RF!MTB 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:Win32/FormBook.RF!MTB 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan:Win32/FormBook.RF!MTB you can always ask me in the comments for getting help.

User Review
0 (0 votes)
Comments Rating 0 (0 reviews)


  1. GridinSoft Anti-Malware Review from HowToFix site:
  2. More information about GridinSoft products:

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

Leave a Reply


This site uses Akismet to reduce spam. Learn how your comment data is processed.