Trojan-Ransom.Win32.GandCrypt

What is Trojan-Ransom.Win32.GandCrypt infection?

In this article you will certainly locate about the interpretation of Trojan-Ransom.Win32.GandCrypt and also its adverse influence on your computer system. Such ransomware are a kind of malware that is clarified by on-line scams to demand paying the ransom by a victim.

In the majority of the instances, Trojan-Ransom.Win32.GandCrypt infection will certainly instruct its targets to start funds move for the purpose of reducing the effects of the amendments that the Trojan infection has introduced to the victim’s tool.

Trojan-Ransom.Win32.GandCrypt Summary

These adjustments 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.;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Danish;
  • 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;
  • 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;
  • Creates a slightly modified 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 — so the sufferer can no longer utilize the information;
  • 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.
Similar behavior
Related domains
z.whorecord.xyz HEUR:Trojan-Ransom.Win32.GandCrypt.gen
a.tomx.xyz HEUR:Trojan-Ransom.Win32.GandCrypt.gen
ipv4bot.whatismyipaddress.com HEUR:Trojan-Ransom.Win32.GandCrypt.gen
ns1.wowservers.ru HEUR:Trojan-Ransom.Win32.GandCrypt.gen
carder.bit HEUR:Trojan-Ransom.Win32.GandCrypt.gen
ns2.wowservers.ru HEUR:Trojan-Ransom.Win32.GandCrypt.gen
ransomware.bit HEUR:Trojan-Ransom.Win32.GandCrypt.gen

Trojan-Ransom.Win32.GandCrypt

The most common channels through which Trojan-Ransom.Win32.GandCrypt Trojans are infused are:

  • By ways of phishing emails;
  • As an effect of individual winding up on a source that hosts a malicious software application;

As soon as the Trojan is effectively infused, it will either cipher the data on the sufferer’s PC or stop the device from working in a proper fashion – while likewise placing a ransom note that points out the requirement for the targets to impact the repayment for the objective of decrypting the records or recovering the data system back to the initial problem. In the majority of circumstances, the ransom note will certainly come up when the customer restarts the PC after the system has actually already been harmed.

Trojan-Ransom.Win32.GandCrypt distribution channels.

In different corners of the globe, Trojan-Ransom.Win32.GandCrypt expands by leaps and bounds. Nonetheless, the ransom money notes and methods of extorting the ransom quantity might differ depending upon certain regional (local) setups. The ransom money notes as well as tricks of obtaining the ransom quantity might differ depending on specific neighborhood (regional) settings.

Ransomware injection

As an example:

    Faulty informs regarding unlicensed software application.

    In specific areas, the Trojans commonly wrongfully report having actually detected some unlicensed applications allowed on the target’s device. The alert after that demands the individual to pay the ransom.

    Faulty statements regarding unlawful web content.

    In nations where software program piracy is much less prominent, this approach is not as efficient for the cyber frauds. Additionally, the Trojan-Ransom.Win32.GandCrypt popup alert might falsely claim to be deriving from a police establishment and will report having located child pornography or various other prohibited data on the gadget.

    Trojan-Ransom.Win32.GandCrypt popup alert may falsely declare to be obtaining from a law enforcement establishment and will report having situated child porn or other prohibited data on the gadget. The alert will likewise consist of a need for the customer to pay the ransom.

Technical details

File Info:

crc32: B7616421md5: 77e554feacd04517737fba598f7d4a9dname: 77E554FEACD04517737FBA598F7D4A9D.mlwsha1: 0525d1129e9f7f08025b1feb7028725c72af0a12sha256: 4de109314734432e50d78780dbf13de48a29c11ad85d102f5f9356a79a0b5777sha512: 91501bd82c961cd35e9ba4c2a31ec4598b737f4209b488796cae1f867f3d11b8ae3a5ef80c5a352952f5e688900e15d0b95bd9aa0727f581b1d17eaca24cf23dssdeep: 3072:IX43l1KYNGX0+wDVBNpP95By5b8+qqNd21z/f6M0znX/EAcnTLrqLXrYqb:IXoKgGk+wHXDBKo+qCsn6M0XOTSL7YQtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x3245 0xa910

Trojan-Ransom.Win32.GandCrypt also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.24384
MicroWorld-eScan Trojan.GenericKDZ.70379
FireEye Generic.mg.77e554feacd04517
CAT-QuickHeal Trojan.Mauvaise.SL1
ALYac Trojan.GenericKDZ.70379
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Generic.4!c
Sangfor Win.Packed.Gandcrab-6552923-4
K7AntiVirus Trojan ( 00535e571 )
BitDefender Trojan.GenericKDZ.70379
K7GW Trojan ( 00535e571 )
Cybereason malicious.eacd04
BitDefenderTheta Gen:NN.ZexaF.34590.puX@ayRMK@mO
Cyren W32/S-6c4e183a!Eldorado
Symantec Packed.Generic.525
APEX Malicious
Avast Win32:MalwareX-gen [Trj]
ClamAV Win.Packed.Gandcrab-6552923-4
Kaspersky HEUR:Trojan-Ransom.Win32.GandCrypt.gen
NANO-Antivirus Trojan.Win32.Encoder.felshc
ViRobot Trojan.Win32.GandCrab.Gen.A
Rising Trojan.Kryptik!8.8 (RDMK:cmRtazpTXEaFOBS2I5zm9lxCE4Qo)
Ad-Aware Trojan.GenericKDZ.70379
TACHYON Ransom/W32.GandCrab
Sophos Mal/Generic-R + Mal/Agent-AUL
Comodo TrojWare.Win32.Ransom.GandCrab.GR@826oxk
F-Secure Heuristic.HEUR/AGEN.1137189
Zillya Trojan.GandCrypt.Win32.440
TrendMicro Ransom_GANDCRAB.SMALY-3
McAfee-GW-Edition BehavesLike.Win32.Emotet.dc
Emsisoft Trojan.GenericKDZ.70379 (B)
Ikarus Trojan-Ransom.GandCrab
GData Trojan.GenericKDZ.70379
Jiangmin Trojan.GandCrypt.gg
Avira HEUR/AGEN.1137189
Antiy-AVL Trojan/Win32.TSGeneric
Arcabit Trojan.Generic.D112EB
SUPERAntiSpyware Ransom.GrandCrab/Variant
ZoneAlarm HEUR:Trojan-Ransom.Win32.GandCrypt.gen
Microsoft Trojan:Win32/GandCrypt.PVP!MTB
Cynet Malicious (score: 100)
AhnLab-V3 Win-Trojan/Gandcrab.Exp
Acronis suspicious
McAfee Trojan-FPOH!77E554FEACD0
MAX malware (ai score=98)
VBA32 BScope.Trojan.Chapak
Malwarebytes Trojan.MalPack.GS
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Kryptik.GIDB
TrendMicro-HouseCall Ransom_GANDCRAB.SMALY-3
Tencent Trojan.Win32.Kryptik.gidl
Yandex Trojan.GandCrypt!5z6uNaMlTNI
SentinelOne Static AI – Malicious PE
MaxSecure Ransomeware.CRAB.gen
Fortinet W32/GenKryptik.CNAR!tr
AVG Win32:MalwareX-gen [Trj]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 Win32/Trojan.Ransom.ec9

How to remove Trojan-Ransom.Win32.GandCrypt ransomware?

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-Ransom.Win32.GandCrypt 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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