Generic.Ransom.GandCrab.B39CAF0B

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

What is Generic.Ransom.GandCrab.B39CAF0B infection?

In this article you will find concerning the meaning of Generic.Ransom.GandCrab.B39CAF0B as well as its negative effect on your computer system. Such ransomware are a kind of malware that is clarified by on the internet frauds to require paying the ransom money by a sufferer.

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In the majority of the situations, Generic.Ransom.GandCrab.B39CAF0B infection will advise its sufferers to initiate funds move for the purpose of neutralizing the amendments that the Trojan infection has presented to the target’s device.

Generic.Ransom.GandCrab.B39CAF0B Summary

These adjustments 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.
  • Performs some HTTP requests;
  • 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;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Ciphering the files found on the victim’s hard drive — so the sufferer can no more make use of the data;
  • Preventing regular accessibility to the target’s workstation;
Similar behavior
Related domains
ipv4bot.whatismyipaddress.comGeneric.Ransom.GandCrab.B39CAF0B
dns1.soprodns.ruGeneric.Ransom.GandCrab.B39CAF0B
nomoreransom.coinGeneric.Ransom.GandCrab.B39CAF0B
nomoreransom.bitGeneric.Ransom.GandCrab.B39CAF0B
dns2.soprodns.ruGeneric.Ransom.GandCrab.B39CAF0B
gandcrab.bitGeneric.Ransom.GandCrab.B39CAF0B

Generic.Ransom.GandCrab.B39CAF0B

One of the most normal networks through which Generic.Ransom.GandCrab.B39CAF0B Trojans are injected are:

  • By ways of phishing emails;
  • As an effect of customer ending up on a resource that hosts a malicious software;

As soon as the Trojan is effectively infused, it will either cipher the data on the victim’s computer or prevent the device from operating in an appropriate fashion – while additionally positioning a ransom money note that points out the requirement for the victims to impact the repayment for the function of decrypting the papers or bring back the documents system back to the preliminary problem. In the majority of circumstances, the ransom money note will certainly turn up when the client reboots the COMPUTER after the system has already been harmed.

Generic.Ransom.GandCrab.B39CAF0B circulation channels.

In numerous corners of the world, Generic.Ransom.GandCrab.B39CAF0B expands by jumps and bounds. However, the ransom notes and tricks of obtaining the ransom money quantity may differ depending on certain local (regional) settings. The ransom money notes and also methods of obtaining the ransom amount might vary depending on specific neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty informs regarding unlicensed software program.

    In particular locations, the Trojans usually wrongfully report having actually found some unlicensed applications enabled on the victim’s tool. The alert then demands the customer to pay the ransom money.

    Faulty statements about prohibited content.

    In nations where software program piracy is much less prominent, this technique is not as efficient for the cyber frauds. Alternatively, the Generic.Ransom.GandCrab.B39CAF0B popup alert may incorrectly claim to be originating from a law enforcement institution and will report having located child pornography or other unlawful data on the tool.

    Generic.Ransom.GandCrab.B39CAF0B popup alert might falsely assert to be acquiring from a law enforcement establishment and also will certainly report having located kid pornography or various other illegal data on the device. The alert will likewise consist of a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: D155B63B
md5: d9ec0bd48302ff051b1e89691a96a263
name: D9EC0BD48302FF051B1E89691A96A263.mlw
sha1: 072d3fd293b31c17314b698a2265255d2473756d
sha256: ac8508ee470a60e9db4435d2b3942b9abc79d2aea776039213fe60ff683f493d
sha512: 2fbcb6d3b1f7bad30c5a89dbc56a1f0700c98281336e36ab6ff0b8e34571278c5ee61992a2bf9449e8a9706cecfacb3ec8479dd09fb67e3cf2a2167fb349de1a
ssdeep: 1536:nZZZZZZZZZZZZpXzzzzzzzzzzzzV9rXounV98hbHnAwfMqqU+2bbbAV2/S2Lkvd:vBounVyFHpfMqqDL2/Lkvd
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Generic.Ransom.GandCrab.B39CAF0B also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanGeneric.Ransom.GandCrab.B39CAF0B
FireEyeGeneric.mg.d9ec0bd48302ff05
CAT-QuickHealTrojan.Mauvaise.SL1
ALYacGeneric.Ransom.GandCrab.B39CAF0B
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
SangforWin.Ransomware.Gandcrab-6667060-0
K7AntiVirusTrojan ( 0053d33d1 )
BitDefenderGeneric.Ransom.GandCrab.B39CAF0B
K7GWTrojan ( 00526c7b1 )
Cybereasonmalicious.48302f
CyrenW32/S-700f8b9d!Eldorado
SymantecRansom.GandCrab!g4
APEXMalicious
Paloaltogeneric.ml
ClamAVWin.Ransomware.Gandcrab-6502432-0
KasperskyHEUR:Trojan.Win32.Generic
AlibabaTrojan:Win32/GandCrab.d291981d
NANO-AntivirusTrojan.Win32.Inject.eyyizx
SUPERAntiSpywareRansom.GandCrab/Variant
RisingRansom.GandCrab!1.B8D6 (CLOUD)
Ad-AwareGeneric.Ransom.GandCrab.B39CAF0B
EmsisoftGeneric.Ransom.GandCrab.B39CAF0B (B)
ComodoTrojWare.Win32.Ransom.GandCrab.B@7kn2ff
F-SecureTrojan.TR/Dropper.Gen
DrWebTrojan.Encoder.31290
ZillyaTrojan.Filecoder.Win32.7162
TrendMicroRansom.Win32.GANDCRAB.SMIU
McAfee-GW-EditionBehavesLike.Win32.RansomGandcrab.kh
MaxSecureTrojan-Ransom.GandCrab.C
SophosMal/Generic-R + Troj/GandCrab-A
IkarusTrojan-Ransom.GandCrab
JiangminTrojan.Generic.bzhzc
AviraTR/Dropper.Gen
MAXmalware (ai score=100)
Antiy-AVLHackTool/Win32.Inject
MicrosoftRansom:Win32/Gandcrab
GridinsoftMalware.Win32.Gen.cc!s1
ArcabitGeneric.Ransom.GandCrab.B39CAF0B
AegisLabTrojan.Win32.GandCrypt.trhX
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataWin32.Trojan-Ransom.GandCrab.C
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.FileCoder.R221681
Acronissuspicious
McAfeeRansom-Gandcrab!D9EC0BD48302
VBA32BScope.Trojan.Chapak
MalwarebytesRansom.GandCrab
PandaTrj/Genetic.gen
ESET-NOD32a variant of Win32/Filecoder.GandCrab.H
TrendMicro-HouseCallRansom.Win32.GANDCRAB.SMIU
TencentMalware.Win32.Gencirc.10b0b456
YandexTrojan.GenAsa!N5wkFSylebY
SentinelOneStatic AI – Malicious PE
eGambitTrojan.Generic
FortinetW32/GandCrab.B!tr.ransom
BitDefenderThetaGen:NN.ZexaF.34590.eyW@aO66Ongi
AVGWin32:RansomX-gen [Ransom]
AvastWin32:RansomX-gen [Ransom]
CrowdStrikewin/malicious_confidence_100% (W)
Qihoo-360Win32/Ransom.GandCrab.HxQBqEMA

How to remove Generic.Ransom.GandCrab.B39CAF0B 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 Generic.Ransom.GandCrab.B39CAF0B 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 Generic.Ransom.GandCrab.B39CAF0B 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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