What is VirTool:Win32/Obfuscator.BZA infection?

In this post you will certainly discover concerning the interpretation of VirTool:Win32/Obfuscator.BZA as well as its negative impact on your computer system. Such ransomware are a kind of malware that is specified by on-line scams to require paying the ransom by a sufferer.

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Most of the cases, VirTool:Win32/Obfuscator.BZA ransomware will instruct its sufferers to start funds transfer for the function of counteracting the amendments that the Trojan infection has actually presented to the target’s gadget.

VirTool:Win32/Obfuscator.BZA Summary

These adjustments can be as adheres to:

  • Ciphering the records found on the sufferer’s hard disk — so the target can no longer 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.


The most common channels through which VirTool:Win32/Obfuscator.BZA Trojans are infused are:

  • By means of phishing emails;
  • As a repercussion of customer ending up on a source that hosts a malicious software;

As quickly as the Trojan is effectively infused, it will either cipher the information on the victim’s computer or protect against the gadget from operating in a correct way – while additionally positioning a ransom money note that states the demand for the victims to impact the repayment for the objective of decrypting the records or recovering the file system back to the preliminary problem. In most instances, the ransom note will certainly show up when the customer reboots the PC after the system has actually currently been damaged.

VirTool:Win32/Obfuscator.BZA circulation channels.

In various edges of the globe, VirTool:Win32/Obfuscator.BZA expands by jumps and also bounds. However, the ransom notes as well as tricks of obtaining the ransom amount may differ depending on particular regional (local) setups. The ransom notes and also techniques of extorting the ransom quantity may vary depending on certain regional (regional) setups.

Ransomware injection

For instance:

    Faulty informs about unlicensed software program.

    In specific locations, the Trojans usually wrongfully report having actually detected some unlicensed applications enabled on the sufferer’s tool. The alert then demands the individual to pay the ransom.

    Faulty declarations about illegal content.

    In countries where software program piracy is less prominent, this method is not as effective for the cyber frauds. Conversely, the VirTool:Win32/Obfuscator.BZA popup alert may wrongly claim to be stemming from a police establishment and also will report having situated child pornography or various other unlawful information on the tool.

    VirTool:Win32/Obfuscator.BZA popup alert may wrongly declare to be acquiring from a regulation enforcement institution and also will report having situated youngster porn or other unlawful information on the device. The alert will in a similar way have a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: D1E3F92B
md5: b6ae27d3106ada86f2a7ed5b20135491
name: B6AE27D3106ADA86F2A7ED5B20135491.mlw
sha1: 4db464f70fa3ad581ad4fd125b3cc95df78dcfbf
sha256: da5e0aabb0e34311ee57bbc4b87307e77e070eadcbac31efb63d36d009962ac4
sha512: d3d4d3dcfc43d4ea5585053892e5f6a899c8ab210652e51a07210ff3b51d5fc51acd84c47781555a8dd58c27c5d6c7aa18d71364c455acfebec3e91e2e220978
ssdeep: 3072:Gww7Xnozd0ZdOVKGDFOFD5xblUsOlIm1+9BULGvXB:xw7UdM4KeOFTblHOlIm1+XqGv
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

VirTool:Win32/Obfuscator.BZA also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 004bbdc81 )
Elastic malicious (high confidence)
DrWeb BackDoor.Spy.422
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Mauvaise.SL1
ALYac Gen:Variant.Zegost.12
Cylance Unsafe
Zillya Trojan.Staser.Win32.3665
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Trojan:Win32/Shifu.b7f206b1
K7GW Trojan ( 004bbdc81 )
Cybereason malicious.3106ad
Cyren W32/Trojan.TCPK-8379
Symantec SMG.Heur!gen
ESET-NOD32 a variant of Win32/Redosdru.KJ
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan.Win32.Shifu.fc
BitDefender Gen:Variant.Zegost.12
NANO-Antivirus Trojan.Win32.DUHB1574.dpuxdn
MicroWorld-eScan Gen:Variant.Zegost.12
Tencent Trojan.Win32.Staser.hj
Ad-Aware Gen:Variant.Zegost.12
Sophos Mal/Generic-R + Troj/Zegost-GO
Comodo TrojWare.Win32.Farfli.LK@4pmigc
BitDefenderTheta AI:Packer.8AB6861C1F
VIPRE Trojan.Win32.Generic!BT
Emsisoft Gen:Variant.Zegost.12 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Staser.aji
Avira TR/Dropper.Gen
Microsoft VirTool:Win32/Obfuscator.BZA
AegisLab Trojan.Win32.Glomaru.mDOx
ZoneAlarm Trojan.Win32.Shifu.fc
GData Gen:Variant.Zegost.12
AhnLab-V3 Trojan/Win32.RL_Shifu.R368599
Acronis suspicious
McAfee Trojan-FOEU!B6AE27D3106A
MAX malware (ai score=87)
VBA32 BScope.Backdoor.Farfli
Malwarebytes Malware.AI.3655008701
Panda Trj/Staser.B
TrendMicro-HouseCall BKDR_ZEGOST.SM38
Rising Dropper.Generic!8.35E (CLOUD)
Yandex Trojan.GenAsa!45XhN69It/g
Ikarus Trojan.Win32.Redosdru
Fortinet W32/Redosdru.KJ!tr
AVG Win32:Malware-gen
Qihoo-360 Win32/Trojan.Shifu.HwcB56cA

How to remove VirTool:Win32/Obfuscator.BZA 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

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/Obfuscator.BZA 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/Obfuscator.BZA 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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