TrojanDropper:Win32/Bunitu.G

What is TrojanDropper:Win32/Bunitu.G infection?

In this post you will discover about the definition of TrojanDropper:Win32/Bunitu.G and its negative influence on your computer. Such ransomware are a form of malware that is elaborated by on-line fraudulences to require paying the ransom by a victim.

In the majority of the situations, TrojanDropper:Win32/Bunitu.G ransomware will certainly instruct its sufferers to initiate funds transfer for the function of reducing the effects of the amendments that the Trojan infection has introduced to the sufferer’s gadget.

TrojanDropper:Win32/Bunitu.G Summary

These alterations 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.
  • 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.
  • A process created a hidden window;
  • Uses Windows utilities for basic functionality;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Attempts to identify installed AV products by registry key;
  • Ciphering the papers located on the sufferer’s hard drive — so the victim can no longer use the data;
  • Preventing normal access to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

TrojanDropper:Win32/Bunitu.G

One of the most common channels where TrojanDropper:Win32/Bunitu.G Ransomware are injected are:

  • By ways of phishing emails;
  • As an effect of customer ending up on a resource that hosts a harmful software application;

As soon as the Trojan is successfully infused, it will either cipher the information on the sufferer’s PC or stop the device from functioning in a correct manner – while also putting a ransom note that discusses the need for the victims to effect the payment for the objective of decrypting the documents or restoring the file system back to the preliminary condition. In many circumstances, the ransom note will certainly show up when the client restarts the PC after the system has actually currently been damaged.

TrojanDropper:Win32/Bunitu.G distribution networks.

In different edges of the globe, TrojanDropper:Win32/Bunitu.G expands by leaps as well as bounds. However, the ransom money notes and tricks of obtaining the ransom quantity may vary depending upon particular neighborhood (regional) settings. The ransom notes and also techniques of extorting the ransom quantity may vary depending on particular neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty alerts concerning unlicensed software application.

    In certain areas, the Trojans usually wrongfully report having found some unlicensed applications allowed on the victim’s gadget. The sharp after that demands the user to pay the ransom.

    Faulty statements concerning unlawful content.

    In nations where software piracy is less prominent, this approach is not as reliable for the cyber scams. Conversely, the TrojanDropper:Win32/Bunitu.G popup alert may incorrectly claim to be originating from a law enforcement institution and will report having located child pornography or other prohibited data on the tool.

    TrojanDropper:Win32/Bunitu.G popup alert may incorrectly claim to be obtaining from a regulation enforcement establishment and also will report having located child pornography or various other illegal data on the device. The alert will similarly consist of a need for the customer to pay the ransom.

Technical details

File Info:

crc32: A64A1233md5: b51e78c07df8268b530a011970ad3fbfname: B51E78C07DF8268B530A011970AD3FBF.mlwsha1: c78ca7c6fe83666fceed413cb6d44e268cd1214bsha256: f1b48329993c6332a6e7326f809573e055d1d021cb976a09ebff2e2984566f51sha512: 88877cec3c64414065247d556edc6d68dfd05e644cc517f6600a45ed1dd5bfd9bbe8f4897d4c56c003381916b4cb175114ec790171dcf683153945c14e671683ssdeep: 3072:Zg/kZb22ioTzCd3Nx+kNAaVH0FxRE4l5TuwWt+Ht+i:NbQoTzChNZAa2JxWQtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2008-2010 ashampoo Technology GmbH Co. KGInternalName: Cancel Autoplay 2FileVersion: 2.0.0.0CompanyName: AshampooLegalTrademarks1: (cel Autoplay 2: 0x06x01ProductVersion.0: DcelAutoplay2.exe: Dx12x01ProductNameFileDescription: Cancel Autoplay 2galTrademarks2: Px14x01OriginalFilenameTranslation: 0x0409 0x04b0

TrojanDropper:Win32/Bunitu.G also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
FireEye Generic.mg.b51e78c07df8268b
CAT-QuickHeal Ransom.Cerber.A4
McAfee Ransomware-GCQ!B51E78C07DF8
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 005224381 )
BitDefender Trojan.Ransom.Cerber.1
K7GW Trojan ( 005224381 )
Cybereason malicious.07df82
BitDefenderTheta Gen:NN.ZexaF.34590.sq1@a4CRcbki
Cyren W32/S-dc72fe42!Eldorado
Symantec Packed.Generic.459
ESET-NOD32 a variant of Win32/Kryptik.FJFI
Baidu Win32.Trojan.Kryptik.bfj
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan.Win32.Menti.gen
NANO-Antivirus Trojan.Win32.Menti.evjuwy
MicroWorld-eScan Trojan.Ransom.Cerber.1
Rising Ransom.Cerber!8.3058 (C64:YzY0Oocfm/sVctdO)
Ad-Aware Trojan.Ransom.Cerber.1
Emsisoft Trojan.Ransom.Cerber.1 (B)
Comodo MalCrypt.Indus!@1qrzi1
F-Secure Heuristic.HEUR/AGEN.1121405
TrendMicro Ransom_HPCERBER.SM60
McAfee-GW-Edition Ransomware-GCQ!B51E78C07DF8
Sophos ML/PE-A + Mal/Cerber-B
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1121405
MAX malware (ai score=100)
Antiy-AVL Trojan/Win32.Menti
Microsoft TrojanDropper:Win32/Bunitu.G
Arcabit Trojan.Ransom.Cerber.1
SUPERAntiSpyware Ransom.Mobef/Variant
AhnLab-V3 Win-Trojan/Lukitus2.Exp
ZoneAlarm Trojan.Win32.Menti.gen
GData Trojan.Ransom.Cerber.1
Acronis suspicious
VBA32 Trojan.Menti
ALYac Trojan.Ransom.Cerber.1
Malwarebytes Malware.AI.1875727330
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_HPCERBER.SM60
Tencent Win32.Trojan.Generic.Pcsk
Yandex Trojan.GenAsa!kc2WaeHXWLA
Ikarus Trojan.Crypt
Fortinet W32/Kryptik.HGZD!tr
AVG Win32:Malware-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 Win32/TrojanDownloader.Menti.HxQBuTsA

How to remove TrojanDropper:Win32/Bunitu.G 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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove TrojanDropper:Win32/Bunitu.G you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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