Trojan-Ransom.Win32.Cryptodef.cjb

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

What is Trojan-Ransom.Win32.Cryptodef.cjb infection?

In this short article you will certainly find regarding the meaning of Trojan-Ransom.Win32.Cryptodef.cjb as well as its unfavorable impact on your computer system. Such ransomware are a type of malware that is clarified by on the internet frauds to demand paying the ransom by a target.

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In the majority of the instances, Trojan-Ransom.Win32.Cryptodef.cjb virus will advise its victims to start funds move for the objective of reducing the effects of the amendments that the Trojan infection has introduced to the victim’s tool.

Trojan-Ransom.Win32.Cryptodef.cjb Summary

These alterations can be as follows:

  • Reads data out of its own binary image;
  • Network activity detected but not expressed in API logs;
  • Ciphering the papers found on the target’s disk drive — so the victim can no more make use of the data;
  • Preventing regular accessibility to the sufferer’s workstation;

Trojan-Ransom.Win32.Cryptodef.cjb

The most common networks where Trojan-Ransom.Win32.Cryptodef.cjb Ransomware Trojans are injected are:

  • By methods of phishing e-mails;
  • As an effect of individual winding up on a resource that organizes a destructive software application;

As soon as the Trojan is effectively infused, it will either cipher the information on the target’s PC or protect against the tool from operating in an appropriate fashion – while additionally putting a ransom money note that states the demand for the targets to effect the repayment for the function of decrypting the records or bring back the file system back to the initial condition. In most instances, the ransom money note will certainly turn up when the customer restarts the PC after the system has already been damaged.

Trojan-Ransom.Win32.Cryptodef.cjb distribution networks.

In different corners of the world, Trojan-Ransom.Win32.Cryptodef.cjb expands by jumps and also bounds. Nonetheless, the ransom notes as well as methods of extorting the ransom quantity may differ depending on specific local (local) setups. The ransom money notes as well as tricks of obtaining the ransom money quantity might vary depending on particular local (regional) setups.

Ransomware injection

For instance:

    Faulty notifies concerning unlicensed software.

    In particular locations, the Trojans typically wrongfully report having found some unlicensed applications made it possible for on the victim’s gadget. The sharp then demands the individual to pay the ransom.

    Faulty statements concerning illegal content.

    In countries where software program piracy is less popular, this technique is not as effective for the cyber scams. Additionally, the Trojan-Ransom.Win32.Cryptodef.cjb popup alert may falsely assert to be originating from a law enforcement establishment and will certainly report having situated kid porn or other illegal information on the device.

    Trojan-Ransom.Win32.Cryptodef.cjb popup alert might wrongly declare to be deriving from a law enforcement organization as well as will certainly report having situated kid porn or other prohibited information on the tool. The alert will likewise contain a demand for the customer to pay the ransom.

Technical details

File Info:

crc32: 26D007FD
md5: 37646dbdca7e2f26b907890716ae677e
name: 37646DBDCA7E2F26B907890716AE677E.mlw
sha1: 0212388098fb3ba9442f3bcd19d0cdd9f4354553
sha256: 41f7661aef70677f62f2a31ffea53eef975870ff663b7c3f2006168d5cbdb8ee
sha512: f38823d150d1e65d3e1fa69b476a303bc55e5d44c78f1ae97c80a0a4ec68a23106caa082231ae897b37db31c5665702881e7d0a2d8118afaaa8c7859af76a8fb
ssdeep: 6144:nLbii5bkgVuN+xSKV7Wkrsf7LsKr1wcFXGd4WfX:nXikbkgaISKVqRlFGX
type: PE32 executable (console) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (c) 1999-2010 Igor Pavlov
InternalName: 7z.sfx
FileVersion: 9.20
CompanyName: Igor Pavlov
ProductName: 7-Zip
ProductVersion: 9.20
FileDescription: 7z Console SFX
OriginalFilename: 7z.sfx.exe
Translation: 0x0409 0x04b0

Trojan-Ransom.Win32.Cryptodef.cjb also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0040fa3d1 )
DrWeb Trojan.Encoder.514
CAT-QuickHeal Ransom.Crowti.A4
ALYac Trojan.GenericKD.30827748
Cylance Unsafe
Sangfor Ransom.Win32.Crowti.A
Alibaba Ransom:Win32/Cryptodef.c9a6b75f
K7GW Trojan ( 0040fa3d1 )
Cybereason malicious.dca7e2
Cyren W32/S-5799ca41!Eldorado
Symantec Trojan.Gen
ESET-NOD32 a variant of Win32/Filecoder.CryptoWall.D
Avast Sf:Crypt-AR [Trj]
ClamAV Win.Ransomware.Upatre-7101380-0
Kaspersky Trojan-Ransom.Win32.Cryptodef.cjb
BitDefender Trojan.GenericKD.30827748
NANO-Antivirus Virus.Win32.Gen.ccmw
MicroWorld-eScan Trojan.GenericKD.30827748
Tencent Win32.Trojan.Cryptodef.Ljua
Ad-Aware Trojan.GenericKD.30827748
Sophos Mal/Generic-R + Troj/Ransom-AGU
Comodo Malware@#p1ze6p5kt3ko
BitDefenderTheta AI:Packer.C62FF6921E
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_CRYPWALL.SNN
McAfee-GW-Edition BehavesLike.Win32.Generic.dh
FireEye Trojan.GenericKD.30827748
Emsisoft Trojan.GenericKD.30827748 (B)
Jiangmin Trojan/Blocker.kur
Avira TR/Crypt.XPACK.Gen
eGambit Generic.Malware
Antiy-AVL Trojan/Generic.ASMalwS.E56A05
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Crowti.A
GData Trojan.GenericKD.30827748
McAfee Generic.dtd
MAX malware (ai score=100)
VBA32 BScope.TrojanPSW.Spy
Malwarebytes Trojan.CryptoLocker
Panda Generic Suspicious
TrendMicro-HouseCall TROJ_CRYPWALL.SNN
Rising [email protected] (RDML:tS3TGfrfRdbav5Xdl4nQ1g)
Yandex Trojan.Cryptodef!yrV9l90cYkY
Ikarus Trojan.Win32.Filecoder
Fortinet W32/RANSOM.AGU!tr
AVG Sf:Crypt-AR [Trj]
Qihoo-360 Win32/Ransom.Cryptodef.HgAASREA

How to remove Trojan-Ransom.Win32.Cryptodef.cjb virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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.Cryptodef.cjb 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.Cryptodef.cjb 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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