Ransom:Win32/GandCrab.AX

Written by Robert Bailey

What is Ransom:Win32/GandCrab.AX infection?

In this short article you will locate concerning the definition of Ransom:Win32/GandCrab.AX and also its adverse impact on your computer system. Such ransomware are a type of malware that is clarified by on the internet scams to demand paying the ransom money by a target.

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In the majority of the cases, Ransom:Win32/GandCrab.AX ransomware will instruct its targets to initiate funds transfer for the objective of counteracting the modifications that the Trojan infection has actually presented to the sufferer’s device.

Ransom:Win32/GandCrab.AX Summary

These modifications 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.
  • Unconventionial language used in binary resources: Turkish;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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!
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records located on the target’s disk drive — so the sufferer can no more utilize the data;
  • Preventing regular access 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.

Ransom:Win32/GandCrab.AX

The most regular channels where Ransom:Win32/GandCrab.AX are infused are:

  • By means of phishing emails;
  • As an effect of customer ending up on a source that holds a harmful software program;

As quickly as the Trojan is successfully infused, it will certainly either cipher the information on the victim’s computer or protect against the gadget from working in a correct way – while also positioning a ransom note that mentions the requirement for the victims to impact the repayment for the purpose of decrypting the files or bring back the documents system back to the preliminary problem. In the majority of instances, the ransom money note will certainly show up when the client restarts the PC after the system has actually currently been damaged.

Ransom:Win32/GandCrab.AX distribution networks.

In different edges of the globe, Ransom:Win32/GandCrab.AX expands by jumps as well as bounds. Nonetheless, the ransom money notes as well as methods of obtaining the ransom amount might differ depending upon specific regional (local) setups. The ransom money notes and also tricks of obtaining the ransom money quantity might differ depending on certain neighborhood (local) setups.

Ransomware injection

For example:

    Faulty alerts regarding unlicensed software application.

    In specific areas, the Trojans usually wrongfully report having actually discovered some unlicensed applications enabled on the sufferer’s tool. The alert then requires the user to pay the ransom.

    Faulty declarations concerning unlawful material.

    In countries where software program piracy is much less prominent, this method is not as efficient for the cyber scams. Conversely, the Ransom:Win32/GandCrab.AX popup alert may wrongly declare to be deriving from a law enforcement establishment as well as will report having located child pornography or various other illegal information on the device.

    Ransom:Win32/GandCrab.AX popup alert might falsely assert to be acquiring from a regulation enforcement establishment as well as will certainly report having situated kid pornography or various other unlawful data on the gadget. The alert will likewise include a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 6CEC7442
md5: 67a3fb69adee8f7129f58e519c5102d5
name: 67A3FB69ADEE8F7129F58E519C5102D5.mlw
sha1: 48c599052561262bcb6f2c454860245c50bf7c58
sha256: 91ddb84e3bb9959e9c133c000eb406a657f2687969139ace72ab1db038b430fd
sha512: 5e0f6b904c4af65975f564019ac04ffdf983dfc6615b3b6dc00258df206d6ba896ed7609418322e15504c59ec66f168588a67823032f1de60173b9bd7f0caf97
ssdeep: 3072:+QK6RbLQkTLBTcDJN/dbcRSORX0CMCtGg/dz8lV0V+++o1/FZzfwBNwf:+QNRnQkTLBQDJbI7kCMFg/dYT4E0/z0
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/GandCrab.AX also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00516fdf1 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Stealer.24403
Cynet Malicious (score: 100)
ALYac Trojan.Brsecmon.1
Cylance Unsafe
Zillya Trojan.Coins.Win32.1736
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba TrojanPSW:Win32/Coins.48b21f02
K7GW Trojan ( 00516fdf1 )
Cybereason malicious.9adee8
Cyren W32/Vigorf.I.gen!Eldorado
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.GKXO
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-PSW.Win32.Coins.kzp
BitDefender Trojan.Brsecmon.1
NANO-Antivirus Trojan.Win32.Coins.fhyjav
MicroWorld-eScan Trojan.Brsecmon.1
Tencent Malware.Win32.Gencirc.10cc627e
Ad-Aware Trojan.Brsecmon.1
Sophos Mal/Generic-S + Mal/Kryptik-CQ
Comodo TrojWare.Win32.NeutrinoPOS.OA@848f5a
BitDefenderTheta Gen:NN.ZexaF.34678.kuW@aKY6KQnO
TrendMicro TrojanSpy.Win32.CLIPBANKER.SMB
McAfee-GW-Edition BehavesLike.Win32.Generic.ch
FireEye Generic.mg.67a3fb69adee8f71
Emsisoft Trojan.Brsecmon.1 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Banker.NeutrinoPOS.fs
Avira HEUR/AGEN.1121554
eGambit Unsafe.AI_Score_99%
Microsoft Ransom:Win32/GandCrab.AX
AegisLab Trojan.Win32.Coins.4!c
GData Trojan.Brsecmon.1
AhnLab-V3 Trojan/Win32.Gandcrab.R237770
Acronis suspicious
McAfee Trojan-FPYT!67A3FB69ADEE
MAX malware (ai score=100)
Malwarebytes Trojan.MalPack.GS
Panda Trj/GdSda.A
TrendMicro-HouseCall TrojanSpy.Win32.CLIPBANKER.SMB
Rising Trojan.Kryptik!1.B426 (CLOUD)
Yandex Trojan.GenAsa!1E7ADVNcp3g
Ikarus Trojan.Crypt
Fortinet W32/GenKryptik.CNAR!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.GandCrab.HwoCXX8A

How to remove Ransom:Win32/GandCrab.AX 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

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 Ransom:Win32/GandCrab.AX 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 Ransom:Win32/GandCrab.AX 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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