Mal/GandCrab-B

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

What is Mal/GandCrab-B infection?

In this short article you will find concerning the definition of Mal/GandCrab-B and its negative influence on your computer system. Such ransomware are a kind of malware that is specified by on the internet fraudulences to require paying the ransom by a target.

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Most of the situations, Mal/GandCrab-B virus will advise its targets to start funds move for the function of neutralizing the changes that the Trojan infection has introduced to the target’s device.

Mal/GandCrab-B Summary

These adjustments can be as follows:

  • Attempts to mimic the file extension of a PDF document by having ‘pdf’ in the file name.;
  • 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.
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files situated on the victim’s hard disk drive — so the target can no more make use of the data;
  • Preventing regular accessibility to the target’s workstation;

Mal/GandCrab-B

One of the most normal channels where Mal/GandCrab-B Trojans are infused are:

  • By means of phishing e-mails;
  • As a repercussion of individual ending up on a source that holds a malicious software;

As soon as the Trojan is effectively injected, it will certainly either cipher the information on the sufferer’s computer or avoid the gadget from operating in a proper manner – while likewise positioning a ransom note that points out the requirement for the targets to effect the settlement for the function of decrypting the documents or recovering the file system back to the first problem. In most instances, the ransom note will turn up when the customer restarts the COMPUTER after the system has actually already been harmed.

Mal/GandCrab-B circulation channels.

In different edges of the world, Mal/GandCrab-B grows by leaps as well as bounds. Nevertheless, the ransom notes and also techniques of extorting the ransom money quantity might differ depending on certain regional (local) settings. The ransom notes as well as methods of extorting the ransom money amount might vary depending on specific neighborhood (regional) settings.

Ransomware injection

As an example:

    Faulty informs about unlicensed software program.

    In specific areas, the Trojans often wrongfully report having discovered some unlicensed applications enabled on the victim’s device. The sharp after that demands the customer to pay the ransom.

    Faulty declarations concerning illegal web content.

    In countries where software application piracy is less popular, this method is not as efficient for the cyber fraudulences. Alternatively, the Mal/GandCrab-B popup alert might falsely declare to be originating from a law enforcement institution as well as will report having situated kid pornography or other illegal information on the device.

    Mal/GandCrab-B popup alert might falsely assert to be deriving from a law enforcement organization as well as will certainly report having located youngster pornography or various other illegal information on the tool. The alert will similarly contain a need for the user to pay the ransom.

Technical details

File Info:

crc32: C2C5EB0F
md5: b4fc1596157eb7b7900dd1da72c301c4
name: tracking_number.pdf.exe
sha1: e0c4095c71475036bd79f8bb926fcb575d446d36
sha256: 0452a7ada10bdeda0eb905da0549955f9ce8486ff7cf76a51d73f90a90e89aad
sha512: 6a7f72c23344c128dc1d7c25942affedd7c36960da229caebee274c395013d07db9bcb77a24f8cf00e765cbbd1d346cb925dc67a63ac9da2c3621c49c1c1cf48
ssdeep: 3072:ePI88gNJMXBNO2gwvT+qaRER85N/0N9eaoRSh+KpVmytJKF7Gb:yI8FNmBJrxR85N/0N9eao+UCJsM
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

ProductVersion: 10.1.10.11
Translation: 0x0848 0x0e97

Mal/GandCrab-B also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware
DrWeb Trojan.Encoder.24384
MicroWorld-eScan Trojan.GenericKD.30997249
FireEye Generic.mg.b4fc1596157eb7b7
CAT-QuickHeal Trojan.Mauvaise.SL1
McAfee GenericRXGJ-JL!B4FC1596157E
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.GandCrypt.tq1Y
Sangfor Malware
K7AntiVirus Trojan ( 0053305e1 )
BitDefender Trojan.GenericKD.30997249
K7GW Trojan ( 0053305e1 )
Cybereason malicious.6157eb
TrendMicro Ransom_GANDCRAB.SMALY-3
BitDefenderTheta Gen:NN.ZexaF.34084.nu1@aevRA5pO
Cyren W32/S-00ee55d1!Eldorado
APEX Malicious
Avast Win32:RansomX-gen [Ransom]
ClamAV Win.Ransomware.Gandcrab-6986826-0
GData Trojan.GenericKD.30997249
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba VirTool:Win32/CeeInject.80aada57
NANO-Antivirus Trojan.Win32.Encoder.fehhuu
ViRobot Trojan.Win32.GandCrab.Gen.A
Tencent Malware.Win32.Gencirc.10b0806b
Ad-Aware Trojan.GenericKD.30997249
Sophos Mal/GandCrab-B
Comodo TrojWare.Win32.Chapak.FS@7prmd9
F-Secure Trojan.TR/FileCoder.EV
Zillya Trojan.GandCrypt.Win32.445
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.Generic.dc
Trapmine malicious.high.ml.score
Emsisoft Trojan.Crypt (A)
Ikarus Trojan-Ransom.GandCrab
F-Prot W32/S-00ee55d1!Eldorado
Jiangmin Trojan.PSW.Coins.nk
MaxSecure Ransomeware.CRAB.gen
Avira TR/FileCoder.EV
MAX malware (ai score=100)
Endgame malicious (high confidence)
Arcabit Trojan.Generic.D1D8FB01
SUPERAntiSpyware Trojan.Agent/Gen-Kryptik
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft Ransom:Win32/GandCrab.AE
AhnLab-V3 Win-Trojan/Gandcrab02.Exp
Acronis suspicious
VBA32 BScope.TrojanPSW.Stealer
ALYac Trojan.Ransom.GandCrab
TACHYON Ransom/W32.GandCrab.219661
Malwarebytes Trojan.MalPack
Panda Trj/Genetic.gen
Zoner Trojan.Win32.68915
ESET-NOD32 Win32/Filecoder.GandCrab.B
TrendMicro-HouseCall Ransom_GANDCRAB.SMALY-3
Rising Ransom.GandCrypt!8.F33E (CLOUD)
Yandex Trojan.PWS.Coins!
SentinelOne DFI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/GenKryptik.CNAR!tr
Webroot W32.Trojan.Gen
AVG Win32:RansomX-gen [Ransom]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 Win32/Trojan.Multi.daf

How to remove Mal/GandCrab-B 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

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 install-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 Mal/GandCrab-B 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 Mal/GandCrab-B 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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