Trojan-Ransom.GandCrab (A)

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

What is Trojan-Ransom.GandCrab (A) infection?

In this post you will certainly find concerning the interpretation of Trojan-Ransom.GandCrab (A) and also its negative influence on your computer system. Such ransomware are a kind of malware that is elaborated by on the internet scams to demand paying the ransom money by a victim.

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In the majority of the cases, Trojan-Ransom.GandCrab (A) infection will certainly instruct its targets to initiate funds transfer for the objective of reducing the effects of the amendments that the Trojan infection has actually introduced to the target’s gadget.

Trojan-Ransom.GandCrab (A) Summary

These adjustments can be as complies with:

  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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
  • Exhibits possible ransomware file modification behavior;
  • Writes a potential ransom message to disk;
  • 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.
  • Likely virus infection of existing system binary;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records located on the sufferer’s hard disk — so the sufferer can no longer make use of the information;
  • Preventing regular accessibility to the victim’s workstation;

Trojan-Ransom.GandCrab (A)

One of the most normal channels whereby Trojan-Ransom.GandCrab (A) are injected are:

  • By ways of phishing emails;
  • As a repercussion of individual winding up on a resource that organizes a harmful software application;

As soon as the Trojan is efficiently infused, it will either cipher the data on the target’s computer or avoid the tool from operating in a proper fashion – while also placing a ransom money note that mentions the requirement for the victims to effect the payment for the purpose of decrypting the files or restoring the documents system back to the preliminary condition. In a lot of circumstances, the ransom note will show up when the customer restarts the COMPUTER after the system has actually currently been harmed.

Trojan-Ransom.GandCrab (A) circulation channels.

In various edges of the world, Trojan-Ransom.GandCrab (A) expands by jumps and also bounds. However, the ransom notes and methods of obtaining the ransom amount may differ relying on specific regional (local) setups. The ransom money notes and methods of obtaining the ransom money quantity might differ depending on specific regional (regional) settings.

Ransomware injection

For example:

    Faulty signals concerning unlicensed software program.

    In particular areas, the Trojans typically wrongfully report having actually discovered some unlicensed applications made it possible for on the sufferer’s gadget. The alert then demands the customer to pay the ransom.

    Faulty declarations concerning illegal content.

    In countries where software program piracy is much less popular, this technique is not as reliable for the cyber scams. Additionally, the Trojan-Ransom.GandCrab (A) popup alert may incorrectly claim to be stemming from a law enforcement establishment and will report having situated kid pornography or other unlawful information on the device.

    Trojan-Ransom.GandCrab (A) popup alert may falsely assert to be acquiring from a regulation enforcement institution as well as will certainly report having situated youngster pornography or other illegal data on the gadget. The alert will likewise have a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 30F2F512
md5: cfd00ed27a81ca43e2fa762aabf07f10
name: 101_output.exe
sha1: aacd49ae67ee77c4401fda2af990864f964b994f
sha256: 1c410b97f8f0244a981bdb028ff93954a7a6495d4e64a16cb5142b9417497d30
sha512: 8b3d913044ac6d0ec2ff4cf235092fb10dc16cd2f837492b08e8bd92c5ca133d024be48db9fe853b1dcb3692e6e26f78f0150502762160703a3a472a084fa7aa
ssdeep: 6144:ZK6g8ITJp0yN90QEvgBDIWB2SXdJ+Eg27lTBkuo4HTd2Sy3WlNufwv1BWD7V4gJ:ZKUy906XB2U+DkWubHT18w6D7tJg6
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright 2018 x5nU5X9N6
Assembly Version: 4.0.0.0
InternalName: 9qYrXIow7
FileVersion: 4.0.0.0
CompanyName: bgufKEE 9EV2A8
LegalTrademarks: Kltz7yrpH QpGyFUvUt
ProductName: Memory Fixer
ProductVersion: 4.0.0.0
FileDescription: mj3Fw7qhk
AssemblyName: 19zSiko9g
AssemblyTitle: wUHPRYNlU
OriginalFilename: cbCSiXeVJ
Translation: 0x0409 0x04b0

Trojan-Ransom.GandCrab (A) also known as:

GridinSoftTrojan.Ransom.Gen
MicroWorld-eScanApplication.Crypter.H
Qihoo-360Win32/Trojan.Ransom.ffb
McAfeeArtemis!CFD00ED27A81
CylanceUnsafe
AegisLabTrojan.Multi.Generic.4!e
K7AntiVirusTrojan ( 004f72f61 )
K7GWTrojan ( 004f72f61 )
Cybereasonmalicious.e67ee7
Invinceaheuristic
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Packed.CAB.AE
APEXMalicious
Paloaltogeneric.ml
KasperskyTrojan-Ransom.Win32.Encoder.htl
AlibabaRansom:Win32/generic.ali2000010
TencentWin32.Trojan.Encoder.Tdzc
EmsisoftTrojan-Ransom.GandCrab (A)
F-SecureTrojan.TR/AD.DeathRansom.uumrf
DrWebTool.Crypter.47
McAfee-GW-EditionRDN/Generic PWS.y
FortinetW32/Encoder.HTL!tr.ransom
Trapminemalicious.high.ml.score
FireEyeGeneric.mg.cfd00ed27a81ca43
SophosMal/Generic-S
IkarusTrojan.Inject
CyrenW32/Trojan.TWFY-0703
AviraTR/AD.DeathRansom.uumrf
MAXmalware (ai score=99)
Endgamemalicious (high confidence)
ViRobotTrojan.Win32.Z.Wacatac.509440.D
ZoneAlarmTrojan-Ransom.Win32.Encoder.htl
MicrosoftTrojan:Win32/Occamy.C
Acronissuspicious
MalwarebytesRansom.GandCrab
PandaTrj/CI.A
ZonerTrojan.Win32.80900
RisingPUA.Presenoker!8.F608 (CLOUD)
GDataWin32.Trojan.Agent.SDNDUZ
AVGWin32:Trojan-gen
AvastWin32:Trojan-gen
CrowdStrikewin/malicious_confidence_90% (W)

How to remove Trojan-Ransom.GandCrab (A) 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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.GandCrab (A) 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-Ransom.GandCrab (A) 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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