MSIL/BadJoke.YK

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.

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: 6DF99F6Dmd5: 5e5a02445447949a125d5ca19be29dd7name: 5E5A02445447949A125D5CA19BE29DD7.mlwsha1: 6d7787cd6367cbda502727d8699aec31312c5741sha256: 6f9fbed1f59211a0b1d7ed9c08c34e866137184bf8692bbaedd3932db534e6a6sha512: 38ae12d1b3809a6b04baa6220e8f30b611ba530fc6f40c32c4ec63c1c933e819400e06d67615ce36402a67620491b6cfa844089a3d422105041c2cd0f81383f1ssdeep: 192:p16AUa9waTlm70l9IwbK2m5T3ML+9p2nfxNqtIW1YlFHApcip1UvRTMbf4Mw+:pZwaTEKIwTmmLYknfxNqQFHAph8Fqf7type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Assembly Version: 1.0.0.0InternalName: Virus Prank.exeFileVersion: 1.0.0.0CompanyName: LegalTrademarks: Comments: ProductName: Virus 4 RealProductVersion: 1.0.0.0FileDescription: Virus 4 RealOriginalFilename: Virus Prank.exe

MSIL/BadJoke.YK also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 005805781 )
Lionic Trojan.Win32.Bulz.4!c
Cynet Malicious (score: 100)
ALYac Gen:Variant.Bulz.584533
Cylance Unsafe
Sangfor Riskware.Win32.Wacapew.C
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Ransom:MSIL/Foreign.4d22b928
K7GW Trojan ( 005805781 )
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/BadJoke.YK
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky HEUR:Trojan-Ransom.MSIL.Foreign.gen
BitDefender Gen:Variant.Bulz.584533
MicroWorld-eScan Gen:Variant.Bulz.584533
Ad-Aware Gen:Variant.Bulz.584533
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZemsilF.34058.am0@a4dBy6m
TrendMicro Ransom_Foreign.R011C0PHA21
McAfee-GW-Edition RDN/Generic.grp
FireEye Gen:Variant.Bulz.584533
Emsisoft Gen:Variant.Bulz.584533 (B)
SentinelOne Static AI – Malicious PE
Avira TR/BadJoke.irpjq
eGambit Unsafe.AI_Score_99%
Microsoft Backdoor:Win32/Bladabindi!ml
GData Gen:Variant.Bulz.584533
AhnLab-V3 Trojan/Win.Generic.C4585953
McAfee RDN/Generic.grp
MAX malware (ai score=80)
Malwarebytes HackTool.Agent
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_Foreign.R011C0PHA21
Ikarus Trojan.MSIL.BadJoke
MaxSecure Trojan.Malware.300983.susgen
Fortinet PossibleThreat
AVG Win32:Trojan-gen
Paloalto generic.ml
Qihoo-360 Win32/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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove MSIL/BadJoke.YK you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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