VirTool:MSIL/Obfuscator.BJ

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

What is VirTool:MSIL/Obfuscator.BJ infection?

In this post you will find concerning the definition of VirTool:MSIL/Obfuscator.BJ and also its adverse impact on your computer. Such ransomware are a type of malware that is elaborated by online scams to require paying the ransom by a victim.

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In the majority of the cases, VirTool:MSIL/Obfuscator.BJ infection will certainly instruct its victims to initiate funds move for the objective of neutralizing the changes that the Trojan infection has introduced to the victim’s tool.

VirTool:MSIL/Obfuscator.BJ Summary

These adjustments can be as complies with:

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents located on the sufferer’s hard disk — so the target can no more make use of the information;
  • Preventing normal accessibility to the victim’s workstation;

VirTool:MSIL/Obfuscator.BJ

One of the most common networks whereby VirTool:MSIL/Obfuscator.BJ Ransomware are infused are:

  • By ways of phishing e-mails;
  • As an effect of individual ending up on a source that hosts a harmful software;

As soon as the Trojan is effectively infused, it will certainly either cipher the information on the sufferer’s PC or prevent the gadget from operating in an appropriate manner – while also positioning a ransom money note that discusses the demand for the sufferers to effect the settlement for the objective of decrypting the documents or restoring the documents system back to the first condition. In many instances, the ransom note will certainly turn up when the client restarts the PC after the system has currently been harmed.

VirTool:MSIL/Obfuscator.BJ circulation channels.

In numerous corners of the globe, VirTool:MSIL/Obfuscator.BJ expands by leaps as well as bounds. Nonetheless, the ransom notes and techniques of obtaining the ransom quantity might differ depending upon particular regional (local) settings. The ransom notes as well as techniques of extorting the ransom amount may differ depending on particular neighborhood (regional) setups.

Ransomware injection

For example:

    Faulty notifies regarding unlicensed software.

    In particular locations, the Trojans frequently wrongfully report having found some unlicensed applications made it possible for on the sufferer’s device. The alert then demands the individual to pay the ransom.

    Faulty statements about illegal material.

    In nations where software piracy is much less popular, this technique is not as reliable for the cyber frauds. Conversely, the VirTool:MSIL/Obfuscator.BJ popup alert might incorrectly declare to be deriving from a police establishment as well as will report having located child pornography or other prohibited information on the tool.

    VirTool:MSIL/Obfuscator.BJ popup alert may wrongly claim to be acquiring from a legislation enforcement institution and will certainly report having located youngster porn or other unlawful information on the gadget. The alert will similarly have a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 043622C4
md5: 7260d35ae391447b92e7c0d2883cc17f
name: 7260D35AE391447B92E7C0D2883CC17F.mlw
sha1: 32d1123170ab30d6162734b8305b899b6811b632
sha256: 289e51a838c29c1d87e4b99429c32cb1a9321ffee759ad8b5cfd210e2a8228fc
sha512: c92936f98d833dda2b0c272b9b9e54df0f5323af85536ff54209e558a7f10a61ab9a6012289c23fee758e1aacf932b2d97ff1c0d1fd3dd4eeefd52fa04deba03
ssdeep: 12288:Ppy90pEjv5aibxtsR66fUBgf1lSEt740uQRscIO6wtpI1uEXsRKVh7P0V5bkzCf:PpysE4gHSDfBfJbxY16gVw5bCu
type: PE32+ executable (GUI) x86-64, for MS Windows

Version Info:

LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
InternalName: Wextract
FileVersion: 11.00.9600.16428 (winblue_gdr.131013-1700)
CompanyName: Microsoft Corporation
ProductName: Internet Explorer
ProductVersion: 11.00.9600.16428
FileDescription: Win32 Cabinet Self-Extractor
OriginalFilename: WEXTRACT.EXE .MUI
Translation: 0x0409 0x04b0

VirTool:MSIL/Obfuscator.BJ also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0055e3981 )
Elastic malicious (high confidence)
DrWeb BackDoor.Bladabindi.1056
Cynet Malicious (score: 85)
ALYac Trojan.Generic.14482912
Cylance Unsafe
Zillya Trojan.Blocker.Win32.37382
Sangfor Ransom.Win32.Blocker.8
Alibaba Malware:Win32/Dorpal.ali1000029
K7GW Trojan ( 0055e3981 )
Cybereason malicious.ae3914
Symantec Trojan.Gen
ESET-NOD32 a variant of Win32/Packed.EnigmaProtector.Y suspicious
APEX Malicious
Avast WAT:Blacked-Q
Kaspersky Trojan-Ransom.Win32.Blocker.hald
BitDefender Trojan.Generic.14482912
NANO-Antivirus Trojan.Win32.Crypted.drhaxs
MicroWorld-eScan Trojan.Generic.14482912
Tencent Win32.Trojan.Blocker.Afrc
Ad-Aware Trojan.Generic.14482912
Sophos Mal/Generic-S
Comodo Malware@#29f1j32kemhrl
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win64.Expiro.dc
FireEye Trojan.Generic.14482912
Emsisoft Trojan.Generic.14482912 (B)
SentinelOne Static AI – Suspicious SFX
Avira TR/Crypt.XPACK.Gen
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Troj.Generic.v.(kcloud)
Microsoft VirTool:MSIL/Obfuscator.BJ
Arcabit Trojan.Generic.DDCFDE0
GData Trojan.Generic.14482912
McAfee Artemis!7260D35AE391
MAX malware (ai score=85)
Malwarebytes Malware.Heuristic.1003
Panda Trj/CI.A
Rising Ransom.Blocker!8.12A (CLOUD)
Yandex Trojan.Disfa!guaHPfcTMMI
Ikarus Trojan.Win32.Llac
Fortinet MSIL/Kryptik.AKA!tr
AVG WAT:Blacked-Q
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Blocker.H8oAar8A

How to remove VirTool:MSIL/Obfuscator.BJ ransomware?

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:MSIL/Obfuscator.BJ 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:MSIL/Obfuscator.BJ 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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