Win32:Formbook-A [Trj]

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

What is Win32:Formbook-A [Trj] infection?

In this post you will find concerning the definition of Win32:Formbook-A [Trj] and its negative influence on your computer. Such ransomware are a type of malware that is specified by on the internet frauds to demand paying the ransom by a sufferer.

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In the majority of the situations, Win32:Formbook-A [Trj] infection will certainly instruct its sufferers to initiate funds move for the function of reducing the effects of the changes that the Trojan infection has actually introduced to the target’s gadget.

Win32:Formbook-A [Trj] 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.
  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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.
  • Ciphering the files located on the sufferer’s hard disk drive — so the sufferer can no more use the information;
  • 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.

Win32:Formbook-A [Trj]

One of the most common channels whereby Win32:Formbook-A [Trj] Trojans are injected 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 a repercussion of individual ending up on a source that organizes a malicious software application;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the target’s computer or prevent the gadget from operating in a proper manner – while likewise positioning a ransom note that states the need for the targets to impact the repayment for the objective of decrypting the documents or restoring the documents system back to the first problem. In the majority of circumstances, the ransom note will show up when the customer reboots the COMPUTER after the system has currently been harmed.

Win32:Formbook-A [Trj] circulation networks.

In numerous edges of the globe, Win32:Formbook-A [Trj] expands by leaps and also bounds. However, the ransom money notes and also techniques of obtaining the ransom money amount may vary depending on specific regional (regional) settings. The ransom notes and methods of obtaining the ransom money quantity might differ depending on certain regional (regional) setups.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software application.

    In certain areas, the Trojans often wrongfully report having actually identified some unlicensed applications enabled on the target’s device. The alert after that demands the user to pay the ransom money.

    Faulty declarations regarding illegal content.

    In nations where software application piracy is less preferred, this method is not as efficient for the cyber frauds. Additionally, the Win32:Formbook-A [Trj] popup alert may incorrectly claim to be deriving from a police organization as well as will report having situated child pornography or other unlawful data on the device.

    Win32:Formbook-A [Trj] popup alert may wrongly claim to be obtaining from a law enforcement establishment and also will report having located youngster pornography or other illegal information on the gadget. The alert will in a similar way have a need for the user to pay the ransom.

Technical details

File Info:

crc32: 53F4311A
md5: 9989a0935d58bbf82aae2cc14e415abf
name: 9989A0935D58BBF82AAE2CC14E415ABF.mlw
sha1: c1706bcff1fc6c3eb3a0b923c73290798dbf10bf
sha256: 4934cd8a958e79e028578ec31e39538eadfa931f300c7b223511f04e050df18c
sha512: 3e98af688a15fbc4b12b5f16cbfc409510018b44d94e8644684c02ad445c0705a150f0479a01acabee4264e99489283ab3681672759c1bd40c22df29c3965b6b
ssdeep: 3072:TAN3gFpr7EiDO9jhUbmqavrNCXrf4OBv4M87RVHzHP4r7:Tvk9jY/avrNCzPv4McFHP4
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32:Formbook-A [Trj] also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware2
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Razy.679962
FireEye Generic.mg.9989a0935d58bbf8
McAfee GenericRXCD-ZZ!9989A0935D58
Cylance Unsafe
Sangfor Malware
K7AntiVirus Trojan ( 00536d121 )
BitDefender Gen:Variant.Razy.679962
K7GW Trojan ( 00536d121 )
Cybereason malicious.35d58b
Cyren W32/Formbook.A.gen!Eldorado
Symantec Trojan.Formbook
APEX Malicious
Paloalto generic.ml
ClamAV Win.Malware.Formbook-7399661-0
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Trojan:Win32/Formbook.47f2950b
NANO-Antivirus Virus.Win32.Gen.ccmw
Rising Stealer.Formbook!1.C470 (CLASSIC)
Ad-Aware Gen:Variant.Razy.679962
Emsisoft Gen:Variant.Razy.679962 (B)
F-Secure Trojan.TR/Crypt.ZPACK.Gen
DrWeb Trojan.Siggen9.48175
McAfee-GW-Edition BehavesLike.Win32.VirRansom.cc
Sophos ML/PE-A + Troj/Formbook-A
SentinelOne Static AI – Malicious PE
Avira TR/Crypt.ZPACK.Gen
MAX malware (ai score=80)
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Formbook!MTB
Gridinsoft Trojan.Formbook.A.sd!yf
Arcabit Trojan.Razy.DA601A
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Variant.Razy.679962
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Formbook.C4173787
Acronis suspicious
BitDefenderTheta AI:Packer.7AD2F6121E
VBA32 BScope.TrojanPSW.Banker
Malwarebytes Trojan.Injector
ESET-NOD32 a variant of Win32/Formbook.AA
TrendMicro-HouseCall TROJ_GEN.R06CC0CLG20
Tencent Win32.Trojan.Crypt.Huzh
Ikarus Trojan-Spy.FormBook
Fortinet W32/GenKryptik.AYEB!tr
AVG Win32:Formbook-A [Trj]
Avast Win32:Formbook-A [Trj]
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 HEUR/QVM20.1.FC57.Malware.Gen

How to remove Win32:Formbook-A [Trj] virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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 Win32:Formbook-A [Trj] 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 Win32:Formbook-A [Trj] 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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