What is VirTool:Win32/VBInject.AHU!bit infection?

In this short article you will certainly find concerning the interpretation of VirTool:Win32/VBInject.AHU!bit and its unfavorable effect on your computer. Such ransomware are a kind of malware that is specified by online scams to require paying the ransom money by a sufferer.

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Most of the instances, VirTool:Win32/VBInject.AHU!bit ransomware will certainly instruct its victims to start funds move for the objective of neutralizing the changes that the Trojan infection has introduced to the target’s device.

VirTool:Win32/VBInject.AHU!bit Summary

These modifications can be as follows:

  • 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.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Injection with CreateRemoteThread in a remote process;
  • 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.
  • Starts servers listening on;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Executed a process and injected code into it, probably while unpacking;
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers found on the sufferer’s hard drive — so the target can no more make use of the information;
  • 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.


The most normal channels where VirTool:Win32/VBInject.AHU!bit Trojans are injected are:

  • By ways of phishing emails;
  • As a consequence of user ending up on a source that hosts a malicious software application;

As quickly as the Trojan is effectively injected, it will certainly either cipher the data on the sufferer’s PC or stop the gadget from functioning in an appropriate way – while likewise putting a ransom note that states the demand for the targets to impact the payment for the objective of decrypting the papers or recovering the documents system back to the initial condition. In most circumstances, the ransom note will certainly come up when the customer restarts the COMPUTER after the system has currently been harmed.

VirTool:Win32/VBInject.AHU!bit circulation networks.

In numerous edges of the globe, VirTool:Win32/VBInject.AHU!bit expands by leaps and bounds. However, the ransom notes and techniques of obtaining the ransom amount may differ depending upon particular neighborhood (local) settings. The ransom notes and also techniques of obtaining the ransom money amount may vary depending on certain local (regional) settings.

Ransomware injection

For instance:

    Faulty informs concerning unlicensed software application.

    In specific locations, the Trojans usually wrongfully report having discovered some unlicensed applications enabled on the target’s gadget. The sharp after that requires the user to pay the ransom money.

    Faulty statements concerning prohibited content.

    In countries where software program piracy is much less prominent, this approach is not as reliable for the cyber fraudulences. Alternatively, the VirTool:Win32/VBInject.AHU!bit popup alert might incorrectly claim to be deriving from a police organization and will report having situated kid pornography or other prohibited information on the device.

    VirTool:Win32/VBInject.AHU!bit popup alert may incorrectly claim to be obtaining from a regulation enforcement institution as well as will report having located child pornography or various other prohibited data on the device. The alert will in a similar way consist of a need for the user to pay the ransom.

Technical details

File Info:

crc32: 68802DBB
md5: a31024d273b264971da3b851fdafb0a3
name: A31024D273B264971DA3B851FDAFB0A3.mlw
sha1: 785afaf89547a5a90b15590e3920076232f839d6
sha256: 8a2ad86497e4bef7911cc25faa12d80e992b1b91e4834f7907608511610a6800
sha512: 02f2c43013df2268f9f457d8945625396a2dd7e724d73aa482893291d17a0718e29177d14e00386de4d9f1efe131ddd6e4cd6be20d8dcf1e3f9775d0d55c9341
ssdeep: 12288:dpzKXQP1IYUdUELzfO436OHgmRqLuriZfvQNZ/u:z+APWYUdfLDOygmRqLurE
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0
LegalCopyright: finaREA R,a, SWITZERLAND
InternalName: Colius
FileVersion: 1.00
CompanyName: KOLe netWORKS sTD,
Comments: Bim
ProductName: stelLAR INFORMATION systEMS CTd
ProductVersion: 1.00
OriginalFilename: Colius.exe

VirTool:Win32/VBInject.AHU!bit also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0052e1981 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Stealer.15120
Cynet Malicious (score: 100)
ALYac Gen:Heur.PonyStealer.Sm0@dGfDLqai
Cylance Unsafe
Zillya Trojan.Blocker.Win32.41018
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (D)
K7GW Trojan ( 0052e1981 )
Cybereason malicious.273b26
Cyren W32/Trojan.BHU.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Injector.DXKV
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Malware.HawkEye-7122916-2
Kaspersky Trojan-Ransom.Win32.Blocker.kysc
BitDefender Gen:Heur.PonyStealer.Sm0@dGfDLqai
NANO-Antivirus Trojan.Win32.Blocker.fanbkq
MicroWorld-eScan Gen:Heur.PonyStealer.Sm0@dGfDLqai
Tencent Win32.Trojan.Inject.Auto
Ad-Aware Gen:Heur.PonyStealer.Sm0@dGfDLqai
Sophos Mal/Generic-R + Mal/FareitVB-L
Comodo Malware@#2xlrh16474ped
BitDefenderTheta Gen:NN.ZevbaF.34670.Sm0@aGfDLqai
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Fareit.bc
Emsisoft Gen:Heur.PonyStealer.Sm0@dGfDLqai (B)
SentinelOne Static AI – Suspicious PE
Avira HEUR/AGEN.1121803
eGambit Unsafe.AI_Score_100%
Microsoft VirTool:Win32/VBInject.AHU!bit
Arcabit Trojan.PonyStealer.E896C5
AegisLab Trojan.Win32.Blocker.4!c
GData Gen:Heur.PonyStealer.Sm0@dGfDLqai
AhnLab-V3 Win-Trojan/VBKrypt.RP.X1777
McAfee GenericRXEZ-RP!A31024D273B2
MAX malware (ai score=99)
VBA32 TrojanRansom.Blocker
Panda Trj/GdSda.A
TrendMicro-HouseCall TSPY_HPFAREIT.SM4
Rising Ransom.Blocker!8.12A (CLOUD)
Yandex Trojan.GenAsa!1jIFVlA/gLw
Ikarus Trojan.Win32.Injector
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/GenKryptik.BWYL!tr
AVG Win32:Malware-gen
Qihoo-360 Win32/Ransom.Blocker.HgIASQwA

How to remove VirTool:Win32/VBInject.AHU!bit 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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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

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 VirTool:Win32/VBInject.AHU!bit 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 VirTool:Win32/VBInject.AHU!bit you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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About the author

Robert Bailey

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

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