Trojan:Win32/Gandcrab.VRD!MTB

What is Trojan:Win32/Gandcrab.VRD!MTB infection?

In this article you will find regarding the interpretation of Trojan:Win32/Gandcrab.VRD!MTB as well as its unfavorable effect on your computer system. Such ransomware are a kind of malware that is elaborated by online scams to demand paying the ransom money by a victim.

In the majority of the instances, Trojan:Win32/Gandcrab.VRD!MTB virus will advise its victims to initiate funds transfer for the function of reducing the effects of the changes that the Trojan infection has presented to the target’s tool.

Trojan:Win32/Gandcrab.VRD!MTB 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 attempted to delay the analysis task.;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Detects the presence of Wine emulator via function name;
  • Detects Sandboxie through the presence of a library;
  • Detects SunBelt Sandbox through the presence of a library;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • 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.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Operates on local firewall’s policies and settings;
  • Creates a copy of itself;
  • Attempts to disable System Restore. System Restore function – allows you to revert the computer’s state (system files, applications, and system settings) to that of a previous point in time, which can be used to recover after a virus attack.
  • Attempts to modify or disable Security Center warnings;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the sufferer’s hard drive — so the victim can no more utilize the information;
  • Preventing regular 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.

Trojan:Win32/Gandcrab.VRD!MTB

The most normal channels through which Trojan:Win32/Gandcrab.VRD!MTB Ransomware Trojans are infused are:

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

As quickly as the Trojan is successfully injected, it will either cipher the information on the victim’s computer or stop the tool from working in a correct manner – while likewise placing a ransom money note that discusses the demand for the victims to effect the payment for the function of decrypting the records or restoring the documents system back to the first condition. In a lot of circumstances, the ransom money note will certainly show up when the customer reboots the PC after the system has currently been harmed.

Trojan:Win32/Gandcrab.VRD!MTB circulation channels.

In numerous edges of the world, Trojan:Win32/Gandcrab.VRD!MTB grows by leaps and also bounds. Nonetheless, the ransom money notes and methods of extorting the ransom quantity might differ depending upon particular regional (regional) setups. The ransom notes and also tricks of extorting the ransom money quantity may differ depending on specific local (local) settings.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software.

    In certain locations, the Trojans usually wrongfully report having identified some unlicensed applications made it possible for on the sufferer’s gadget. The alert then requires the user to pay the ransom.

    Faulty statements concerning unlawful web content.

    In nations where software piracy is much less prominent, this technique is not as effective for the cyber scams. Alternatively, the Trojan:Win32/Gandcrab.VRD!MTB popup alert may falsely declare to be stemming from a police institution and also will certainly report having situated kid porn or other unlawful information on the tool.

    Trojan:Win32/Gandcrab.VRD!MTB popup alert might falsely assert to be obtaining from a law enforcement establishment and will certainly report having located kid pornography or other illegal data on the gadget. The alert will likewise have a need for the individual to pay the ransom.

Technical details

File Info:

crc32: 9803909Amd5: 1350f7d56c5984c6292820dd6ace248dname: 1350F7D56C5984C6292820DD6ACE248D.mlwsha1: 3c6d925017e55947b5f00859303979c0befba7a4sha256: 0690c313f4e85e1a70686719793595814c13b75f22bdf32c53fa17de9a17a5c1sha512: b3cb82eeb63a5fd245b581b706b6127984183736419bad6244c25dc13cea37b6781558ffe0759bfc448a4dbfdb11e587d12a0ecf28ad34bad8bcc1d0c40dbfc0ssdeep: 1536:mUZBgxL3732cuw70i4U5BIKLddUB5b9+uHu9l1ifS8d4A3xNJ/:DB4LLmENjUB5iv8f1+AbJtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2017, whxofirrInternalName: siyyajhi.ehiFileVersion: 1.3.6ProductVersion: 1.0.4.11

Trojan:Win32/Gandcrab.VRD!MTB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 00543e471 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Siggen2.8759
MicroWorld-eScan Gen:Variant.Graftor.533105
CAT-QuickHeal W32.Virut.G
ALYac Gen:Variant.Graftor.533105
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
K7GW Trojan ( 00543e471 )
Cybereason malicious.56c598
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.GNKP
APEX Malicious
Avast Win32:MalwareX-gen [Trj]
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan.Win32.Zenpak.gen
BitDefender Gen:Variant.Graftor.533105
NANO-Antivirus Trojan.Win32.Bayrob.fkwffr
ViRobot Trojan.Win32.Agent.1532416
SUPERAntiSpyware Ransom.GandCrab/Variant
Tencent Virus.Win32.Virut.ug
Ad-Aware Gen:Variant.Graftor.533105
Sophos Mal/Generic-R + Mal/GandCrab-D
Comodo TrojWare.Win32.Ransom.Gandcrab.AO@7zf1nr
BitDefenderTheta Gen:NN.ZexaF.34628.Du0@ai73eEee
VIPRE Trojan.Win32.Generic!BT
TrendMicro Trojan.Win32.SODINOK.SM.hp
McAfee-GW-Edition BehavesLike.Win32.Trojan.gz
FireEye Generic.mg.1350f7d56c5984c6
Emsisoft Trojan.Crypt (A)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Chapak.aez
Avira TR/Crypt.Agent.vfezq
Microsoft Trojan:Win32/Gandcrab.VRD!MTB
Arcabit Trojan.Graftor.D82271
GData Gen:Variant.Graftor.533105
AhnLab-V3 Win-Trojan/MalPe4.Suspicious.X1939
McAfee Packed-FPI!1350F7D56C59
MAX malware (ai score=88)
VBA32 BScope.Trojan.Fuery
Malwarebytes Trojan.MalPack.GS
TrendMicro-HouseCall Trojan.Win32.SODINOK.SM.hp
Rising Malware.Heuristic!ET#98% (RDMK:cmRtazqNmDhG4wJs/qReRZT6uKOW)
Ikarus Trojan.Win32.Gandcrab
Fortinet W32/GenKryptik.CUPF!tr
AVG Win32:MalwareX-gen [Trj]
Qihoo-360 Win32/Ransom.GandCrab.HwoCTrsA

How to remove Trojan:Win32/Gandcrab.VRD!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 Trojan:Win32/Gandcrab.VRD!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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