Ransom:Win32/Gandcrab!MTB

What is Ransom:Win32/Gandcrab!MTB infection?

In this article you will locate regarding the meaning of Ransom:Win32/Gandcrab!MTB and its adverse effect on your computer system. Such ransomware are a form of malware that is clarified by online scams to demand paying the ransom money by a sufferer.

In the majority of the cases, Ransom:Win32/Gandcrab!MTB infection will certainly advise its sufferers to launch funds transfer for the purpose of reducing the effects of the modifications that the Trojan infection has presented to the sufferer’s tool.

Ransom:Win32/Gandcrab!MTB Summary

These alterations 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.
  • Compression (or decompression);
  • Attempts to connect to a dead IP:Port (1 unique times);
  • 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.
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • 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
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents found on the target’s hard disk drive — so the sufferer can no more use the data;
  • Preventing routine accessibility 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.
Similar behavior
Related domains
denismoney.duckdns.org Gen:Variant.Ransom.GandCrab.2112

Ransom:Win32/Gandcrab!MTB

The most typical networks through which Ransom:Win32/Gandcrab!MTB are infused are:

  • By ways of phishing emails;
  • As a consequence of customer ending up on a source that holds a destructive software program;

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the target’s computer or prevent the gadget from operating in a correct manner – while additionally positioning a ransom note that states the requirement for the victims to impact the repayment for the objective of decrypting the records or restoring the file system back to the initial condition. In the majority of instances, the ransom note will certainly come up when the customer restarts the COMPUTER after the system has actually already been harmed.

Ransom:Win32/Gandcrab!MTB circulation channels.

In various corners of the globe, Ransom:Win32/Gandcrab!MTB expands by leaps as well as bounds. However, the ransom notes and tricks of obtaining the ransom money amount may vary relying on certain regional (local) setups. The ransom notes as well as techniques of obtaining the ransom quantity may vary depending on certain neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty alerts regarding unlicensed software program.

    In certain locations, the Trojans commonly wrongfully report having found some unlicensed applications allowed on the victim’s tool. The sharp then requires the individual to pay the ransom money.

    Faulty statements regarding illegal content.

    In countries where software application piracy is less preferred, this technique is not as efficient for the cyber frauds. Alternatively, the Ransom:Win32/Gandcrab!MTB popup alert might incorrectly declare to be stemming from a police establishment as well as will report having located youngster pornography or other illegal information on the tool.

    Ransom:Win32/Gandcrab!MTB popup alert may falsely claim to be acquiring from a regulation enforcement establishment and also will report having located kid pornography or other unlawful information on the gadget. The alert will in a similar way have a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 793B441Fmd5: 9dc53a4c806da44c53e19075cc166a09name: upload_filesha1: 43ea4ce91bcfd0169a5fdf01d5dff148cb7b2a24sha256: 2feb5d057cafbac6d1fe2434ba16548656f9d81012be3174a7bdb28f307a7ca8sha512: ea2929ac5e58d2685e92eb6a4ab33670135c3525f7f396b66e310cf0eb084a67e5a92f1509883e05ce57169d5711353b75c0ba5f18de30a878104fa2725c1840ssdeep: 6144:2HxjC+FDpu67/J3k6suFx4pmfhHMJ/In3qelmK1edefKl+ElJ1lRmDqRNSKPuY:gxjC+FdJR8xi3BIgTsJJAq+type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: (c) 2016 Safer Technologies LLCInternalName: secure_exeCompanyShortName: Safer TechnologiesFileVersion: 57.0.441.112CompanyName: Safer Technologies LLCProductShortName: SecureProductName: Secure BrowserLastChange: 1f750ba029c1ebf5e6c16694761d335fe3db2a1cProductVersion: 57.0.441.112FileDescription: Secure BrowserOriginalFilename: secure.exeOfficial Build: 1Translation: 0x0409 0x04b0

Ransom:Win32/Gandcrab!MTB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Ransom.GandCrab.2112
FireEye Generic.mg.9dc53a4c806da44c
ALYac Gen:Variant.Ransom.GandCrab.2112
Cylance Unsafe
BitDefender Gen:Variant.Ransom.GandCrab.2112
Cybereason malicious.c806da
BitDefenderTheta Gen:NN.ZexaF.34570.Iy0@amrBm2ij
Symantec Packed.Generic.537
Avast Win32:Trojan-gen
NANO-Antivirus Trojan.Win32.NetWire.fncnrq
Ad-Aware Gen:Variant.Ransom.GandCrab.2112
Zillya Trojan.GenKryptik.Win32.54632
Invincea Generic ML PUA (PUA)
Emsisoft Gen:Variant.Ransom.GandCrab.2112 (B)
SentinelOne DFI – Suspicious PE
Jiangmin Trojan.NetWire.uu
Antiy-AVL Trojan/Win32.NetWire
Microsoft Ransom:Win32/Gandcrab!MTB
Arcabit Trojan.Ransom.GandCrab.D840
GData Gen:Variant.Ransom.GandCrab.2112
Cynet Malicious (score: 100)
MAX malware (ai score=81)
VBA32 BScope.Trojan.NetWire
Malwarebytes Backdoor.NetWiredRC
Panda Trj/GdSda.A
APEX Malicious
Rising [email protected] (RDML:3yRwHKURxP768mxok68DJQ)
Fortinet W32/GenKryptik.CKDY!tr.ransom
AVG Win32:Trojan-gen

How to remove Ransom:Win32/Gandcrab!MTB 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 Ransom:Win32/Gandcrab!MTB 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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