Trojan:Win32/Bumat!rfn

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

What is Trojan:Win32/Bumat!rfn infection?

In this post you will certainly discover concerning the interpretation of Trojan:Win32/Bumat!rfn and also its negative effect on your computer. Such ransomware are a form of malware that is clarified by online fraudulences to demand paying the ransom money by a sufferer.

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Most of the situations, Trojan:Win32/Bumat!rfn virus will certainly instruct its sufferers to launch funds transfer for the purpose of counteracting the amendments that the Trojan infection has actually introduced to the sufferer’s gadget.

Trojan:Win32/Bumat!rfn Summary

These adjustments 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.
  • Writes a potential ransom message to disk;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the sufferer’s disk drive — so the sufferer can no longer make use of the data;
  • 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.

Trojan:Win32/Bumat!rfn

The most regular channels whereby Trojan:Win32/Bumat!rfn Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As a consequence of customer winding up on a source that organizes a malicious software;

As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the victim’s computer or stop the device from functioning in a proper fashion – while likewise positioning a ransom note that discusses the need for the targets to effect the payment for the objective of decrypting the files or restoring the documents system back to the first problem. In the majority of circumstances, the ransom note will certainly turn up when the client reboots the COMPUTER after the system has actually already been damaged.

Trojan:Win32/Bumat!rfn circulation channels.

In various edges of the globe, Trojan:Win32/Bumat!rfn expands by jumps and also bounds. Nonetheless, the ransom money notes and also tricks of obtaining the ransom amount may differ relying on certain neighborhood (local) setups. The ransom notes and also tricks of obtaining the ransom money quantity might vary depending on specific regional (local) settings.

Ransomware injection

For example:

    Faulty informs concerning unlicensed software.

    In specific areas, the Trojans often wrongfully report having spotted some unlicensed applications enabled on the sufferer’s device. The alert after that demands the individual to pay the ransom money.

    Faulty declarations about unlawful material.

    In countries where software application piracy is less popular, this technique is not as effective for the cyber scams. Alternatively, the Trojan:Win32/Bumat!rfn popup alert might wrongly declare to be deriving from a police establishment as well as will certainly report having located kid pornography or various other unlawful information on the gadget.

    Trojan:Win32/Bumat!rfn popup alert may wrongly claim to be deriving from a law enforcement organization and also will certainly report having situated kid porn or other illegal data on the tool. The alert will in a similar way have a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 5FAB887E
md5: 4cf4021f10a8799436ffc408e8ca9a13
name: 4CF4021F10A8799436FFC408E8CA9A13.mlw
sha1: cdff3402dc04db3444140750e0698fa501c0857a
sha256: 09d21a863b504a8fe42f7e2363805e90885f4805ba977276326f0fee705ade8a
sha512: 284083c7c70c070d03dccfa7ac9398fa3db4b227edbf59a3a147b0e499c29e270cd79c4d45f22ef193693a5e58cf11ae437b49410b7c0dbaa786029fa87b29fc
ssdeep: 768:F9Mzo/0FeYl6oN2DRknnOQjDbgKEQChrUJ6:F9Mc0FeYlRnV+1E6
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0
InternalName: myarhive
FileVersion: 1.00
CompanyName: LS-Soft
ProductName: myarhive
ProductVersion: 1.00
OriginalFilename: myarhive.exe

Trojan:Win32/Bumat!rfn also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Riskware ( 0040eff71 )
TotalDefense Win32/Tnega.eDCYaPB
ALYac Trojan.Mayarchive.B
Cylance Unsafe
Zillya Trojan.MayArchive.Win32.1
Sangfor Ransom.Win32.MayArchive.b
Alibaba Ransom:Win32/MayArchive.108625a1
K7GW Riskware ( 0040eff71 )
Cybereason malicious.f10a87
Cyren W32/Archiveus.LSRW-5119
ESET-NOD32 Win32/Arhiveus.B
APEX Malicious
Avast Win32:Trojan-gen
Cynet Malicious (score: 85)
Kaspersky Trojan-Ransom.Win32.MayArchive.b
BitDefender Trojan.Mayarchive.B
NANO-Antivirus Trojan.Win32.MayArchive.ojda
ViRobot Trojan.Win32.A.MayArchive.57344.A
Tencent Win32.Trojan.Mayarchive.Piam
Sophos Mal/Generic-R
Comodo TrojWare.Win32.Arhiveus.B@26nq
DrWeb Trojan.Fakealert.15879
VIPRE Trojan.Win32.Generic!BT
Emsisoft Trojan.Mayarchive.B (B)
Webroot W32.Bumat.Gen
Avira TR/Crypt.XPACK.Gen
Antiy-AVL Trojan[Ransom]/Win32.MayArchive
Kingsoft Win32.Troj.Undef.(kcloud)
Arcabit Trojan.Mayarchive.B
AegisLab Trojan.Win32.MayArchive.4!c
ZoneAlarm Trojan-Ransom.Win32.MayArchive.b
Microsoft Trojan:Win32/Bumat!rfn
AhnLab-V3 Trojan/Win32.MayArchive.C655492
TACHYON Trojan/W32.VB-Arhiveus.57344
Malwarebytes Generic.Malware/Suspicious
Panda Trj/Arhiveus.B
TrendMicro-HouseCall TROJ_MYARC.A
Yandex Trojan.MayArchive!OCre05OF3V8
Ikarus Trojan.Win32.Arhiveus
Fortinet W32/Arhiveus.A!tr.ransom
AVG Win32:Trojan-gen
Qihoo-360 Win32/Ransom.Generic.HwMApWoA

How to remove Trojan:Win32/Bumat!rfn 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 Trojan:Win32/Bumat!rfn 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan:Win32/Bumat!rfn 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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