MSIL/BadJoke.YK

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

What is MSIL/BadJoke.YK infection?

In this post you will discover about the definition of MSIL/BadJoke.YK and also its unfavorable influence on your computer. Such ransomware are a kind of malware that is elaborated by online frauds to demand paying the ransom by a victim.

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In the majority of the cases, MSIL/BadJoke.YK infection will certainly advise its sufferers to launch funds move for the function of neutralizing the changes that the Trojan infection has presented to the sufferer’s device.

MSIL/BadJoke.YK Summary

These alterations can be as follows:

  • Network activity detected but not expressed in API logs;
  • Anomalous binary characteristics;
  • Ciphering the documents found on the victim’s hard drive — so the sufferer can no more make use of the information;
  • Preventing normal accessibility to the victim’s workstation;

MSIL/BadJoke.YK

One of the most typical networks whereby MSIL/BadJoke.YK are infused are:

  • By methods of phishing emails;
  • As an effect of user ending up on a source that holds a harmful software;

As quickly as the Trojan is successfully injected, it will either cipher the information on the sufferer’s PC or stop the tool from functioning in an appropriate way – while additionally placing a ransom note that states the demand for the sufferers to impact the repayment for the objective of decrypting the papers or restoring the file system back to the first condition. In most instances, the ransom note will turn up when the customer restarts the PC after the system has actually currently been harmed.

MSIL/BadJoke.YK distribution networks.

In different corners of the world, MSIL/BadJoke.YK expands by jumps and bounds. Nonetheless, the ransom money notes as well as techniques of extorting the ransom amount might vary depending upon certain local (local) settings. The ransom money notes as well as techniques of extorting the ransom money amount may differ depending on particular local (local) setups.

Ransomware injection

As an example:

    Faulty informs regarding unlicensed software program.

    In certain locations, the Trojans usually wrongfully report having actually spotted some unlicensed applications enabled on the victim’s device. The sharp after that demands the customer to pay the ransom.

    Faulty declarations concerning prohibited web content.

    In countries where software program piracy is less preferred, this technique is not as reliable for the cyber scams. Alternatively, the MSIL/BadJoke.YK popup alert may incorrectly claim to be originating from a police institution and also will certainly report having located child porn or other unlawful data on the gadget.

    MSIL/BadJoke.YK popup alert may falsely assert to be obtaining from a regulation enforcement institution and will report having situated child porn or various other prohibited data on the gadget. The alert will in a similar way consist of a demand for the customer to pay the ransom.

Technical details

File Info:

crc32: 6DF99F6D
md5: 5e5a02445447949a125d5ca19be29dd7
name: 5E5A02445447949A125D5CA19BE29DD7.mlw
sha1: 6d7787cd6367cbda502727d8699aec31312c5741
sha256: 6f9fbed1f59211a0b1d7ed9c08c34e866137184bf8692bbaedd3932db534e6a6
sha512: 38ae12d1b3809a6b04baa6220e8f30b611ba530fc6f40c32c4ec63c1c933e819400e06d67615ce36402a67620491b6cfa844089a3d422105041c2cd0f81383f1
ssdeep: 192:p16AUa9waTlm70l9IwbK2m5T3ML+9p2nfxNqtIW1YlFHApcip1UvRTMbf4Mw+:pZwaTEKIwTmmLYknfxNqQFHAph8Fqf7
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright:
Assembly Version: 1.0.0.0
InternalName: Virus Prank.exe
FileVersion: 1.0.0.0
CompanyName:
LegalTrademarks:
Comments:
ProductName: Virus 4 Real
ProductVersion: 1.0.0.0
FileDescription: Virus 4 Real
OriginalFilename: Virus Prank.exe

MSIL/BadJoke.YK also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 005805781 )
LionicTrojan.Win32.Bulz.4!c
CynetMalicious (score: 100)
ALYacGen:Variant.Bulz.584533
CylanceUnsafe
SangforRiskware.Win32.Wacapew.C
CrowdStrikewin/malicious_confidence_90% (W)
AlibabaRansom:MSIL/Foreign.4d22b928
K7GWTrojan ( 005805781 )
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of MSIL/BadJoke.YK
APEXMalicious
AvastWin32:Trojan-gen
KasperskyHEUR:Trojan-Ransom.MSIL.Foreign.gen
BitDefenderGen:Variant.Bulz.584533
MicroWorld-eScanGen:Variant.Bulz.584533
Ad-AwareGen:Variant.Bulz.584533
SophosMal/Generic-S
BitDefenderThetaGen:NN.ZemsilF.34058.am0@a4dBy6m
TrendMicroRansom_Foreign.R011C0PHA21
McAfee-GW-EditionRDN/Generic.grp
FireEyeGen:Variant.Bulz.584533
EmsisoftGen:Variant.Bulz.584533 (B)
SentinelOneStatic AI – Malicious PE
AviraTR/BadJoke.irpjq
eGambitUnsafe.AI_Score_99%
MicrosoftBackdoor:Win32/Bladabindi!ml
GDataGen:Variant.Bulz.584533
AhnLab-V3Trojan/Win.Generic.C4585953
McAfeeRDN/Generic.grp
MAXmalware (ai score=80)
MalwarebytesHackTool.Agent
PandaTrj/GdSda.A
TrendMicro-HouseCallRansom_Foreign.R011C0PHA21
IkarusTrojan.MSIL.BadJoke
MaxSecureTrojan.Malware.300983.susgen
FortinetPossibleThreat
AVGWin32:Trojan-gen
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.Generic.HgIASZ4A

How to remove MSIL/BadJoke.YK 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 MSIL/BadJoke.YK 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 MSIL/BadJoke.YK 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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