Trojan-Ransom.Win32.CryFile

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

What is Trojan-Ransom.Win32.CryFile infection?

In this short article you will certainly find about the definition of Trojan-Ransom.Win32.CryFile and also its unfavorable effect on your computer. Such ransomware are a form of malware that is clarified by on-line scams to require paying the ransom by a victim.

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In the majority of the situations, Trojan-Ransom.Win32.CryFile infection will certainly instruct its sufferers to launch funds move for the objective of counteracting the modifications that the Trojan infection has actually presented to the target’s tool.

Trojan-Ransom.Win32.CryFile Summary

These alterations can be as adheres to:

  • 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: Russian;
  • 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 documents located on the sufferer’s disk drive — so the sufferer can no more use the data;
  • Preventing regular access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Trojan-Ransom.Win32.CryFile

The most regular networks whereby Trojan-Ransom.Win32.CryFile Ransomware are injected are:

  • By means of phishing e-mails;
  • As a consequence of customer winding up on a resource that organizes a harmful software;

As soon as the Trojan is effectively infused, it will certainly either cipher the information on the target’s PC or stop the tool from functioning in a proper way – while also putting a ransom note that points out the demand for the sufferers to impact the payment for the function of decrypting the papers or recovering the data system back to the first problem. In most circumstances, the ransom money note will come up when the client restarts the PC after the system has already been damaged.

Trojan-Ransom.Win32.CryFile circulation channels.

In different corners of the globe, Trojan-Ransom.Win32.CryFile grows by leaps and bounds. However, the ransom notes as well as techniques of extorting the ransom money quantity may differ relying on certain regional (regional) setups. The ransom money notes as well as tricks of extorting the ransom money quantity might differ depending on particular neighborhood (local) settings.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software application.

    In particular locations, the Trojans typically wrongfully report having actually detected some unlicensed applications enabled on the sufferer’s device. The sharp after that demands the individual to pay the ransom.

    Faulty statements regarding unlawful content.

    In nations where software piracy is much less popular, this technique is not as reliable for the cyber fraudulences. Additionally, the Trojan-Ransom.Win32.CryFile popup alert might falsely claim to be deriving from a law enforcement establishment as well as will certainly report having situated kid pornography or other illegal information on the device.

    Trojan-Ransom.Win32.CryFile popup alert might wrongly declare to be deriving from a legislation enforcement organization and also will certainly report having situated kid pornography or other prohibited information on the tool. The alert will likewise have a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 977196EA
md5: 4b443b464b2553f5bee0c99df66d5490
name: 4B443B464B2553F5BEE0C99DF66D5490.mlw
sha1: 1cea94325fe04a82efb3270a79464784a2478f9e
sha256: 759a1edf26259c3bcddbbe4d9d15998ddcf948eecbfd368c46973700c2e59c18
sha512: cb6fe2005fbe961ea692420bd6a18f99a91b05c97dd42d908f4bc38c59664d9699656aa3d71897004b9905b9d5fffe8b5e5b7b5d70f5498f93ba17e5a4093d55
ssdeep: 6144:KNbDd9wm7MpLwXtsZMMv7sqUdfJTFpmrykmd926BYTe4HcaWEl:0bJ9wKMpkX+28EhTEykgYa487K
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan-Ransom.Win32.CryFile also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
CynetMalicious (score: 100)
ALYacTrojan.GenericKD.46457049
CylanceUnsafe
CrowdStrikewin/malicious_confidence_60% (W)
Cybereasonmalicious.25fe04
APEXMalicious
AvastFileRepMetagen [Malware]
KasperskyHEUR:Trojan-Ransom.Win32.CryFile.gen
BitDefenderTrojan.GenericKD.46457049
NANO-AntivirusTrojan.Win32.RiskGen.fhzqhj
MicroWorld-eScanTrojan.GenericKD.46457049
Ad-AwareTrojan.GenericKD.46457049
McAfee-GW-EditionArtemis
FireEyeTrojan.GenericKD.46457049
EmsisoftTrojan.GenericKD.46457049 (B)
eGambitUnsafe.AI_Score_98%
MicrosoftProgram:Win32/Wacapew.C!ml
AegisLabTrojan.Win32.CryFile.j!c
GDataTrojan.GenericKD.46457049
McAfeeArtemis!4B443B464B25
MAXmalware (ai score=81)
MaxSecureTrojan.Malware.300983.susgen
AVGFileRepMetagen [Malware]
Paloaltogeneric.ml

How to remove Trojan-Ransom.Win32.CryFile 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 Trojan-Ransom.Win32.CryFile 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.Win32.CryFile 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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