What is BAT/BadJoke.KO infection?
In this article you will certainly discover concerning the definition of BAT/BadJoke.KO and also its adverse impact on your computer system. Such ransomware are a type of malware that is specified by online fraudulences to demand paying the ransom money by a victim.
In the majority of the instances, BAT/BadJoke.KO ransomware will certainly advise its targets to launch funds transfer for the objective of reducing the effects of the changes that the Trojan infection has introduced to the target’s device.
BAT/BadJoke.KO Summary
These alterations can be as adheres to:
- A process created a hidden window;
- Uses Windows utilities for basic functionality;
- 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 papers found on the target’s hard disk drive — so the sufferer can no more utilize the information;
- Preventing normal accessibility to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
| z.whorecord.xyz | Trojanransom.Encoder |
| a.tomx.xyz | Trojanransom.Encoder |
BAT/BadJoke.KO
One of the most typical channels where BAT/BadJoke.KO Trojans are infused are:
- By ways of phishing e-mails;
- As a consequence of customer winding up on a source that holds a destructive software application;
As soon as the Trojan is successfully injected, it will certainly either cipher the information on the target’s computer or protect against the gadget from operating in an appropriate manner – while additionally putting a ransom note that states the need for the sufferers to impact the repayment for the objective of decrypting the documents or bring back the file system back to the initial condition. In a lot of circumstances, the ransom note will certainly show up when the client restarts the COMPUTER after the system has actually currently been damaged.
BAT/BadJoke.KO distribution channels.
In different corners of the globe, BAT/BadJoke.KO expands by leaps and bounds. Nevertheless, the ransom notes as well as methods of obtaining the ransom money amount might differ depending upon certain local (local) setups. The ransom money notes as well as methods of obtaining the ransom money amount may differ depending on particular local (local) setups.

As an example:
Faulty alerts about unlicensed software application.
In specific areas, the Trojans usually wrongfully report having actually spotted some unlicensed applications allowed on the sufferer’s device. The sharp after that requires the individual to pay the ransom money.
Faulty statements concerning illegal web content.
In nations where software piracy is much less prominent, this technique is not as efficient for the cyber fraudulences. Conversely, the BAT/BadJoke.KO popup alert may wrongly declare to be deriving from a police establishment and will certainly report having located youngster porn or various other unlawful information on the gadget.
BAT/BadJoke.KO popup alert may wrongly declare to be acquiring from a regulation enforcement organization and will certainly report having situated kid porn or various other illegal data on the tool. The alert will likewise have a demand for the customer to pay the ransom money.
Technical details
File Info:
crc32: 1737A202md5: 5c281ddacaddf036d2b836b656cc3a8fname: 5C281DDACADDF036D2B836B656CC3A8F.mlwsha1: 93c5595c540181395fac196acd3329fde0c1b1fdsha256: ee453b4bb7c1037fcd146a9c61540ee567953a6a24f7fbe72fa5fb7f700d022csha512: fb5c92180b2713d92b26a220abd13ff529a2366327c76c84379b2742bb55e456440ce87fd142323e06969c23f973ba011836a29c1c660461b2a4eeb19c508974ssdeep: 1536:e7fPGykbOqjoHm4pICdfkLtAfupcWX50MxFY+yIOlnToIfix+xYjaVLOJ:0q6+ouCpk2mpcWJ0r+QNTBfiFjautype: PE32 executable (GUI) Intel 80386, for MS WindowsVersion Info:
0: [No Data]
BAT/BadJoke.KO also known as:
| GridinSoft | Trojan.Ransom.Gen |
| Bkav | W32.AIDetectVM.malware1 |
| Elastic | malicious (high confidence) |
| CAT-QuickHeal | Trojanransom.Encoder |
| McAfee | RDN/Generic.dx |
| Cylance | Unsafe |
| Zillya | Tool.Lazagne.Win32.102 |
| AegisLab | Trojan.Win32.Encoder.j!c |
| Sangfor | Malware |
| K7AntiVirus | Trojan ( 00572cda1 ) |
| BitDefender | Trojan.GenericKD.44430827 |
| K7GW | Trojan ( 00572cda1 ) |
| Cybereason | malicious.c54018 |
| Arcabit | Trojan.Generic.D2A5F5EB |
| Cyren | W32/Trojan.LIEP-9013 |
| Symantec | ML.Attribute.HighConfidence |
| APEX | Malicious |
| Paloalto | generic.ml |
| Cynet | Malicious (score: 100) |
| Kaspersky | Trojan-Ransom.Win32.Encoder.kpq |
| Alibaba | Trojan:BAT/BadJoke.49b54ca5 |
| NANO-Antivirus | Trojan.Win32.DelAll.gagnzn |
| MicroWorld-eScan | Trojan.GenericKD.44430827 |
| Rising | [email protected] (RDMK:BYFhOIQBKwCBK4TG+GqrCw) |
| Ad-Aware | Trojan.GenericKD.44430827 |
| Sophos | Mal/Generic-S |
| Comodo | Malware@#13z85y2k0ckqo |
| DrWeb | Joke.Picture.5 |
| VIPRE | BAT.BadJoke (not malicious) |
| TrendMicro | Ransom_Encoder.R002C0PKA20 |
| McAfee-GW-Edition | BehavesLike.Win32.Kudj.ch |
| FireEye | Generic.mg.5c281ddacaddf036 |
| Emsisoft | Trojan.GenericKD.44430827 (B) |
| Jiangmin | Trojan.PowerShell.bj |
| MAX | malware (ai score=100) |
| Antiy-AVL | Trojan/Win32.Tiggre |
| Microsoft | Trojan:Win32/Ymacco.AAEE |
| ZoneAlarm | Trojan-Ransom.Win32.Encoder.kpq |
| GData | Trojan.GenericKD.44430827 |
| AhnLab-V3 | Malware/Gen.Generic.C4223349 |
| ALYac | Trojan.Ransom.Encoder.A |
| VBA32 | TrojanRansom.Encoder |
| Panda | Trj/CI.A |
| Zoner | Trojan.Win32.85523 |
| ESET-NOD32 | BAT/BadJoke.KO |
| TrendMicro-HouseCall | Ransom_Encoder.R002C0PKA20 |
| Tencent | Win32.Trojan.Encoder.Swbg |
| Yandex | Trojan.Encoder!Sy/BKWINArA |
| Ikarus | Trojan.BAT.BadJoke |
| MaxSecure | Trojan.Malware.109656117.susgen |
| Fortinet | W32/Encoder.KO!tr |
| AVG | Other:Malware-gen [Trj] |
| Avast | Other:Malware-gen [Trj] |
| CrowdStrike | win/malicious_confidence_60% (D) |
| Qihoo-360 | Generic/HEUR/QVM05.1.1F63.Malware.Gen |
How to remove BAT/BadJoke.KO 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
Run the setup file.
Press “Install” button.
Once installed, Anti-Malware will automatically run.
Wait for the Anti-Malware scan to complete.
Click on “Clean Now”.
Are Your Protected?
If the guide doesn’t help you to remove BAT/BadJoke.KO you can always ask me in the comments for getting help.

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