What is VirTool:Win32/DelfInject!BI infection?

In this article you will certainly find concerning the meaning of VirTool:Win32/DelfInject!BI and its adverse impact on your computer. Such ransomware are a form of malware that is clarified by online frauds to require paying the ransom money by a sufferer.

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In the majority of the cases, VirTool:Win32/DelfInject!BI virus will instruct its sufferers to launch funds transfer for the purpose of counteracting the modifications that the Trojan infection has presented to the victim’s gadget.

VirTool:Win32/DelfInject!BI Summary

These alterations can be as adheres to:

  • 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.
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Unconventionial language used in binary resources: Russian;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the sufferer’s hard disk drive — so the sufferer can no longer use the data;
  • Preventing routine 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.


The most regular networks whereby VirTool:Win32/DelfInject!BI Ransomware are injected are:

  • By ways of phishing emails;
  • As an effect of customer ending up on a source that organizes a malicious software program;

As soon as the Trojan is successfully injected, it will certainly either cipher the information on the victim’s computer or protect against the device from functioning in an appropriate way – while likewise placing a ransom note that mentions the demand for the sufferers to impact the settlement for the objective of decrypting the files or restoring the file system back to the first problem. In many instances, the ransom note will certainly show up when the client reboots the PC after the system has already been damaged.

VirTool:Win32/DelfInject!BI distribution networks.

In numerous corners of the world, VirTool:Win32/DelfInject!BI expands by leaps as well as bounds. However, the ransom notes and methods of obtaining the ransom money quantity may differ depending upon certain local (regional) settings. The ransom money notes and methods of obtaining the ransom money quantity might differ depending on particular neighborhood (regional) settings.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software.

    In certain areas, the Trojans frequently wrongfully report having spotted some unlicensed applications made it possible for on the sufferer’s device. The alert after that requires the customer to pay the ransom money.

    Faulty declarations concerning illegal web content.

    In countries where software application piracy is less prominent, this approach is not as effective for the cyber scams. Additionally, the VirTool:Win32/DelfInject!BI popup alert might falsely assert to be stemming from a law enforcement institution as well as will certainly report having located child porn or various other unlawful information on the gadget.

    VirTool:Win32/DelfInject!BI popup alert may incorrectly assert to be obtaining from a law enforcement institution and also will certainly report having situated youngster porn or other illegal information on the device. The alert will similarly have a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 974AA222
md5: 5b05e3254d1bad4622f7b0dca6864c9f
name: 5B05E3254D1BAD4622F7B0DCA6864C9F.mlw
sha1: 0096d94e50a785549d6c135efe89299550cfb0fa
sha256: e95ce284d75f01b7f903d5571d33c194241f1e4ab784cc6cd3113fec35863e57
sha512: 4434b7137612f21b99881786fe9348fac5ad84c3562cb4057be3a974a1d31a41f803e25803de09e5b02d41c9992681e137e4d7fbb6801b405e0eabf0a23643a6
ssdeep: 12288:TQr8Wg6rhBWGORpPRriDVM10pY2mCqI+OvtAmQNqHvFT:G1LhBWGORpPURReCS0QqHv
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04e4

VirTool:Win32/DelfInject!BI also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 7000000f1 )
Elastic malicious (high confidence)
DrWeb Trojan.Siggen7.25625
Cynet Malicious (score: 100)
ALYac Generic.Ransom.Cryak.A02E7E6F
Cylance Unsafe
Zillya Trojan.Filecoder.Win32.4731
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_70% (D)
K7GW Trojan ( 7000000f1 )
Cybereason malicious.54d1ba
Cyren W32/DelfInject.A.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.NHT
APEX Malicious
Avast Win32:Malware-gen
BitDefender Generic.Ransom.Cryak.A02E7E6F
NANO-Antivirus Trojan.Win32.Filecoder.epzmoa
MicroWorld-eScan Generic.Ransom.Cryak.A02E7E6F
Tencent Malware.Win32.Gencirc.10bb57f0
Ad-Aware Generic.Ransom.Cryak.A02E7E6F
Sophos Troj/Ransom-EKQ
BitDefenderTheta Gen:NN.ZelphiF.34670.JG0@aSXfH4gk
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.BadFile.hh
Emsisoft Generic.Ransom.Cryak.A02E7E6F (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Trojan.Gen
Avira HEUR/AGEN.1101993
eGambit Unsafe.AI_Score_100%
Microsoft VirTool:Win32/DelfInject.gen!BI
Arcabit Generic.Ransom.Cryak.A02E7E6F
GData Win32.Trojan-Ransom.Cryakl.G
AhnLab-V3 Trojan/Win32.FileCoder.C1984112
McAfee GenericRXBZ-CH!5B05E3254D1B
MAX malware (ai score=83)
VBA32 TScope.Trojan.Delf
Malwarebytes Malware.AI.3408801147
Panda Trj/CI.A
Rising Trojan.Filecoder!8.68 (CLOUD)
Yandex Trojan.Filecoder!sks+BNOlnZk
Ikarus Trojan-Downloader.Win32.Small
Fortinet W32/Generic.AC.3E9DF0!tr
AVG Win32:Malware-gen
Qihoo-360 Win32/Ransom.Filecoder.HykCEpsA

How to remove VirTool:Win32/DelfInject!BI 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/DelfInject!BI 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/DelfInject!BI you can always ask me in the comments for getting help.

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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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