Trojan:Win32/GandCrypt.PVF!MTB

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

What is Trojan:Win32/GandCrypt.PVF!MTB infection?

In this post you will certainly discover regarding the meaning of Trojan:Win32/GandCrypt.PVF!MTB and its negative impact on your computer system. Such ransomware are a type of malware that is clarified by on the internet fraudulences to require paying the ransom by a sufferer.

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Most of the situations, Trojan:Win32/GandCrypt.PVF!MTB ransomware will instruct its sufferers to start funds transfer for the function of reducing the effects of the amendments that the Trojan infection has introduced to the victim’s gadget.

Trojan:Win32/GandCrypt.PVF!MTB 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.
  • 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.
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses Windows utilities for basic functionality;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • 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
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the target’s hard drive — so the sufferer can no longer make use of the information;
  • Preventing normal accessibility to the target’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
ipv4bot.whatismyipaddress.com Ransom.GandCrab.ZZ6
dns1.soprodns.ru Ransom.GandCrab.ZZ6
nomoreransom.coin Ransom.GandCrab.ZZ6
nomoreransom.bit Ransom.GandCrab.ZZ6
dns2.soprodns.ru Ransom.GandCrab.ZZ6
gandcrab.bit Ransom.GandCrab.ZZ6
redirector.gvt1.com Ransom.GandCrab.ZZ6
r3—sn-4g5e6nzz.gvt1.com Ransom.GandCrab.ZZ6

Trojan:Win32/GandCrypt.PVF!MTB

One of the most normal channels where Trojan:Win32/GandCrypt.PVF!MTB are injected are:

  • By ways of phishing emails;
  • As a consequence of user winding up on a source that holds a malicious software;

As soon as the Trojan is effectively infused, it will certainly either cipher the information on the victim’s computer or prevent the tool from operating in a proper way – while likewise positioning a ransom note that mentions the need for the victims to impact the settlement for the purpose of decrypting the documents or bring back the documents system back to the initial problem. In many circumstances, the ransom money note will turn up when the client reboots the COMPUTER after the system has actually currently been harmed.

Trojan:Win32/GandCrypt.PVF!MTB distribution channels.

In numerous edges of the globe, Trojan:Win32/GandCrypt.PVF!MTB grows by leaps and also bounds. Nevertheless, the ransom money notes and techniques of extorting the ransom money quantity might vary relying on specific local (local) settings. The ransom notes as well as tricks of obtaining the ransom money amount might differ depending on certain regional (regional) settings.

Ransomware injection

As an example:

    Faulty informs concerning unlicensed software program.

    In particular locations, the Trojans usually wrongfully report having identified some unlicensed applications made it possible for on the target’s gadget. The sharp after that demands the customer to pay the ransom money.

    Faulty statements regarding prohibited material.

    In nations where software program piracy is less popular, this technique is not as efficient for the cyber scams. Additionally, the Trojan:Win32/GandCrypt.PVF!MTB popup alert might incorrectly declare to be deriving from a police organization and will report having located kid pornography or various other illegal data on the gadget.

    Trojan:Win32/GandCrypt.PVF!MTB popup alert may incorrectly declare to be obtaining from a regulation enforcement organization as well as will certainly report having located kid pornography or other illegal information on the tool. The alert will in a similar way consist of a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: F9030E6D
md5: bc28864453ebb5c922e4d3fda22f1998
name: BC28864453EBB5C922E4D3FDA22F1998.mlw
sha1: 3cd79265fe6d6ae968d277824ccb9a3cc05d71de
sha256: 4e3868b0cae03f901159d2da7a3b7eee431e6368f166d297956db70fddf50f40
sha512: 3ae60f1b9395c98d991f5b2fa87323aef2f5bbeeb539e561146e73c8a9c6c6aeffe1531aad1161e69b069efb919ce5ff7e05d4ca6f02eb3e4c10fcb8a9c3652d
ssdeep: 6144:akclk9yBSLXZNLr4cAmHjurHXTDaJvIcJJGEQ:atmFZNLVjurHXT5EQ
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/GandCrypt.PVF!MTB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Banker1.25218
MicroWorld-eScan Trojan.BRMon.Gen.3
FireEye Generic.mg.bc28864453ebb5c9
CAT-QuickHeal Ransom.GandCrab.ZZ6
ALYac Trojan.BRMon.Gen.3
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Scar.tphF
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 0053305e1 )
BitDefender Trojan.BRMon.Gen.3
K7GW Trojan ( 005267131 )
Cybereason malicious.453ebb
BitDefenderTheta Gen:NN.ZexaF.34590.qyW@a0cll5g
Cyren W32/S-c07995ba!Eldorado
Symantec Packed.Generic.525
APEX Malicious
Avast FileRepMalware
ClamAV Win.Trojan.Generic-6629278-0
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Ransom:Win32/GandCrab.ali1020008
NANO-Antivirus Trojan.Win32.Banker1.exxnwb
ViRobot Trojan.Win32.Agent.274944.U
Tencent Malware.Win32.Gencirc.10b17dc3
Ad-Aware Trojan.BRMon.Gen.3
TACHYON Ransom/W32.GandCrypt.274944
Sophos Mal/Generic-R + Mal/GandCrab-A
Comodo TrojWare.Win32.Cloxer.AY@7o68fu
F-Secure Heuristic.HEUR/AGEN.1103298
Zillya Trojan.Scar.Win32.108290
TrendMicro TSPY_EMOTET.SMD3
McAfee-GW-Edition BehavesLike.Win32.Generic.dc
Emsisoft Trojan.BRMon.Gen.3 (B)
SentinelOne Static AI – Malicious PE
GData Trojan.BRMon.Gen.3
Avira HEUR/AGEN.1103298
Antiy-AVL Trojan/Win32.Scar
Arcabit Trojan.BRMon.Gen.3
SUPERAntiSpyware Trojan.Agent/Gen-Kryptik
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft Trojan:Win32/GandCrypt.PVF!MTB
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Scar.R220167
Acronis suspicious
McAfee Packed-ZG!BC28864453EB
MAX malware (ai score=100)
VBA32 Trojan.Scar
Malwarebytes Trojan.MalPack
Panda Trj/Genetic.gen
ESET-NOD32 a variant of Win32/Kryptik.GCYY
TrendMicro-HouseCall TSPY_EMOTET.SMD3
Rising Trojan.Kryptik!1.B045 (CLOUD)
Yandex Trojan.GenAsa!r8HC+xfYZlc
Ikarus Trojan.Win32.Agentb
MaxSecure Ransomeware.GandCrypt.Gen
Fortinet W32/GenKryptik.BAPN!worm
AVG FileRepMalware
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 Win32/Trojan.Ransom.GandCrab.S

How to remove Trojan:Win32/GandCrypt.PVF!MTB 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/GandCrypt.PVF!MTB 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan:Win32/GandCrypt.PVF!MTB 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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