Trojan-Ransom.Win32.GandCrypt.gjr

Written by Robert Bailey

What is Trojan-Ransom.Win32.GandCrypt.gjr infection?

In this post you will certainly find about the definition of Trojan-Ransom.Win32.GandCrypt.gjr and its negative impact on your computer. Such ransomware are a kind of malware that is elaborated by online frauds to require paying the ransom by a victim.

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Most of the instances, Trojan-Ransom.Win32.GandCrypt.gjr virus will advise its victims to launch funds transfer for the purpose of counteracting the amendments that the Trojan infection has introduced to the sufferer’s tool.

Trojan-Ransom.Win32.GandCrypt.gjr 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.
  • 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.
  • Exhibits possible ransomware file modification behavior;
  • 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.
  • 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 papers situated on the target’s disk drive — so the target can no longer make use of the data;
  • Preventing normal accessibility to the victim’s workstation;

Trojan-Ransom.Win32.GandCrypt.gjr

The most regular networks whereby Trojan-Ransom.Win32.GandCrypt.gjr Trojans are injected are:

  • By ways of phishing e-mails;
  • As a consequence of customer ending up on a source that organizes a destructive software;

As quickly as the Trojan is efficiently infused, it will either cipher the data on the target’s PC or protect against the device from functioning in a correct fashion – while likewise positioning a ransom money note that states the demand for the sufferers to impact the settlement for the purpose of decrypting the papers or restoring the documents system back to the initial condition. In most instances, the ransom money note will show up when the customer reboots the PC after the system has already been damaged.

Trojan-Ransom.Win32.GandCrypt.gjr distribution channels.

In various corners of the globe, Trojan-Ransom.Win32.GandCrypt.gjr grows by leaps and bounds. Nevertheless, the ransom notes and tricks of extorting the ransom money amount may vary depending on particular local (regional) settings. The ransom money notes and also tricks of obtaining the ransom quantity might vary depending on certain local (local) setups.

Ransomware injection

For example:

    Faulty alerts regarding unlicensed software application.

    In particular areas, the Trojans commonly wrongfully report having actually detected some unlicensed applications enabled on the target’s gadget. The alert then demands the individual to pay the ransom money.

    Faulty statements concerning illegal content.

    In countries where software piracy is less popular, this approach is not as efficient for the cyber frauds. Conversely, the Trojan-Ransom.Win32.GandCrypt.gjr popup alert might incorrectly declare to be originating from a police institution and will report having situated child porn or various other unlawful information on the gadget.

    Trojan-Ransom.Win32.GandCrypt.gjr popup alert might wrongly assert to be acquiring from a legislation enforcement institution as well as will report having situated youngster pornography or various other illegal data on the tool. The alert will in a similar way have a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 121BD4B1
md5: 1ba61459df789874d951fb3c07259bac
name: 1BA61459DF789874D951FB3C07259BAC.mlw
sha1: 97d67049316c7be254b52c9123818bc1b842291e
sha256: 8041179661a308e900e43516b5049d94b3363078c56240ef86162aa68cc300bc
sha512: b9b6c8f0c153933f23113816960f55fd95674a71328c68873672e0f4235219c7016abc935fee1f2f959c6718c21fadeb61e4e6aa27fbbffe8f1128e4ba530dc4
ssdeep: 3072:EK5Z4UwDfh+KE0NTFmvG2q1mfq0kPonigGnWqpHb0DV5+Io1B9hJtF6IM:aUcp+p0NTMeZJoiftk0Xd6
type: PE32 executable (GUI) Intel 80386 system file, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2017, tcgisadz
FileVersion: 1.3.6
ProductVersion: 1.0.4.11

Trojan-Ransom.Win32.GandCrypt.gjr also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00543e471 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.26667
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.GandCrab
Zillya Trojan.GandCrypt.Win32.1345
Sangfor Trojan.Win32.Save.a
Alibaba Ransom:Win32/Genasom.ali1000102
K7GW Trojan ( 00543e471 )
Cybereason malicious.9df789
Cyren W32/Kryptik.NF.gen!Eldorado
ESET-NOD32 a variant of Win32/Kryptik.GMPP
APEX Malicious
Avast Win32:MalwareX-gen [Trj]
ClamAV Win.Packed.Azorult-7596348-0
Kaspersky Trojan-Ransom.Win32.GandCrypt.gjr
BitDefender Trojan.GenericKDZ.51497
NANO-Antivirus Trojan.Win32.Encoder.fkbsld
ViRobot Trojan.Win32.R.Agent.228864.AB
SUPERAntiSpyware Trojan.Agent/Gen-MalPack
MicroWorld-eScan Trojan.GenericKDZ.51497
Tencent Win32.Trojan.Raas.Auto
Ad-Aware Trojan.GenericKDZ.51497
Sophos Mal/Generic-R + Mal/GandCrab-G
Comodo TrojWare.Win32.Ransom.Gandcrab.GC@7zlhhh
BitDefenderTheta Gen:NN.ZexaF.34628.nu0@a04FHhmi
TrendMicro Trojan.Win32.SODINOK.SM.hp
McAfee-GW-Edition Trojan-FPST!1BA61459DF78
FireEye Generic.mg.1ba61459df789874
Emsisoft Trojan.GenericKDZ.51497 (B)
Jiangmin Trojan.PSW.Azorult.bd
Avira HEUR/AGEN.1107191
eGambit Unsafe.AI_Score_99%
Microsoft Trojan:Win32/GandCrab.GD!MTB
Arcabit Trojan.Generic.DC929
AegisLab Trojan.Win32.Generic.mmvM
GData Trojan.GenericKDZ.51497
AhnLab-V3 Trojan/Win32.Gandcrab.R243906
McAfee Trojan-FPST!1BA61459DF78
MAX malware (ai score=87)
VBA32 BScope.Trojan.Vigorf
Malwarebytes Trojan.MalPack
Panda Trj/GdSda.A
TrendMicro-HouseCall Trojan.Win32.SODINOK.SM.hp
Rising Ransom.GandCrab!1.B51A (CLASSIC)
Ikarus Trojan-Ransom.GandCrab
MaxSecure Ransomeware.GandCrypt.Gen
Fortinet W32/Kryptik.GNAQ!tr
AVG Win32:MalwareX-gen [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.GandCrab.HgIASOQA

How to remove Trojan-Ransom.Win32.GandCrypt.gjr 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

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-Ransom.Win32.GandCrypt.gjr 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:

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If the guide doesn’t help you to remove Trojan-Ransom.Win32.GandCrypt.gjr 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/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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