Trojan-Ransom.Win32.Encoder.mu

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

What is Trojan-Ransom.Win32.Encoder.mu infection?

In this post you will certainly locate concerning the meaning of Trojan-Ransom.Win32.Encoder.mu as well as its unfavorable impact on your computer system. Such ransomware are a form of malware that is elaborated by on-line frauds to demand paying the ransom money by a target.

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Most of the cases, Trojan-Ransom.Win32.Encoder.mu infection will certainly instruct its sufferers to initiate funds move for the objective of neutralizing the amendments that the Trojan infection has actually presented to the target’s tool.

Trojan-Ransom.Win32.Encoder.mu Summary

These alterations can be as complies with:

  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • Attempts to modify desktop wallpaper;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • 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.
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers found on the sufferer’s hard disk — so the victim can no longer make use of 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.Encoder.mu

The most normal channels through which Trojan-Ransom.Win32.Encoder.mu are injected are:

  • By means of phishing emails;
  • As a repercussion of customer winding up on a resource that organizes a harmful software application;

As quickly as the Trojan is successfully injected, it will either cipher the information on the target’s computer or prevent the device from operating in an appropriate fashion – while also placing a ransom money note that discusses the requirement for the targets to effect the repayment for the purpose of decrypting the papers or restoring the file system back to the initial condition. In the majority of circumstances, the ransom money note will certainly turn up when the customer restarts the COMPUTER after the system has currently been damaged.

Trojan-Ransom.Win32.Encoder.mu circulation networks.

In various corners of the globe, Trojan-Ransom.Win32.Encoder.mu expands by leaps as well as bounds. Nonetheless, the ransom notes as well as methods of extorting the ransom money quantity might vary relying on specific local (local) settings. The ransom notes and methods of obtaining the ransom amount may vary depending on certain regional (regional) setups.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software program.

    In certain locations, the Trojans often wrongfully report having spotted some unlicensed applications enabled on the target’s tool. The alert after that requires the user to pay the ransom.

    Faulty declarations concerning illegal content.

    In nations where software application piracy is less preferred, this approach is not as reliable for the cyber fraudulences. Conversely, the Trojan-Ransom.Win32.Encoder.mu popup alert may falsely assert to be stemming from a police institution and will report having situated child pornography or other unlawful information on the gadget.

    Trojan-Ransom.Win32.Encoder.mu popup alert may wrongly assert to be deriving from a legislation enforcement institution and will report having situated youngster pornography or other illegal information on the gadget. The alert will in a similar way contain a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 1D82D2AF
md5: 4be860b94f23e1a0bc6fce6333e7b855
name: 4BE860B94F23E1A0BC6FCE6333E7B855.mlw
sha1: 6b0ad0edc53b3110d8d280b2166b2ec460f26916
sha256: 99e836c4e6cc1b02932603dbca3a3b944f8ec4aa882fbd363a1b2f2780295f2a
sha512: b3169985ed03c07fd020f7979f7407c60a4d03c0db92173ffee7a502b2636ddea63b647c9d78cd3780d8e52a5d84b9474a3de39ac38b8814c1bdcea33ed17a49
ssdeep: 12288:EhkDgouVA2nxKkorvdRgQriDwOIxmxiZnYQE7PJcE4aLuIqSE5r19GI+ZxE:cRmJkcoQricOIQxiZY1iaLuIrE5r1C0
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

CompiledScript: AutoIt v3 Script: 3, 3, 8, 1
FileVersion: 3, 3, 8, 1
FileDescription:
Translation: 0x0809 0x04b0

Trojan-Ransom.Win32.Encoder.mu also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.24597
CynetMalicious (score: 100)
CAT-QuickHealRansom.AutoIT.CryptorMicroP.A
ALYacTrojan.GenericKD.45242634
CylanceUnsafe
ZillyaTrojan.Filecoder.Win32.8071
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_90% (D)
AlibabaRansom:Win32/Pocrimcrypt.7701aaf0
K7GWTrojan ( 0050728b1 )
K7AntiVirusTrojan ( 0050728b1 )
CyrenW32/FakeDoc.G.gen!Eldorado
SymantecRansom.Cryptolocker
ESET-NOD32a variant of Win32/Filecoder.Crypt888.B
APEXMalicious
AvastAutoIt:Ransom-L [Trj]
ClamAVWin.Malware.Autoit-6992337-0
KasperskyTrojan-Ransom.Win32.Encoder.mu
BitDefenderTrojan.GenericKD.45242634
NANO-AntivirusTrojan.Win32.Encoder.fhkdaa
MicroWorld-eScanTrojan.GenericKD.45242634
TencentWin32.Trojan.Encoder.Phgy
Ad-AwareTrojan.GenericKD.45242634
SophosMal/Generic-S
ComodoTrojWare.Win32.Injector.EUXI@4yxp37
BitDefenderThetaAI:Packer.E19D7A3317
McAfee-GW-EditionBehavesLike.Win32.TrojanAitInject.dh
FireEyeGeneric.mg.4be860b94f23e1a0
EmsisoftTrojan.GenericKD.45242634 (B)
JiangminTrojan.Banker.Agent.cal
AviraHEUR/AGEN.1110296
MicrosoftRansom:Win32/Pocrimcrypt.A
GDataTrojan.GenericKD.45242634
AhnLab-V3Trojan/Win32.RL_Agent.R278204
McAfeeArtemis!4BE860B94F23
MAXmalware (ai score=100)
VBA32Trojan.Encoder
MalwarebytesTrojan.Injector.AutoIt.Generic
PandaTrj/CI.A
TrendMicro-HouseCallRansom.AutoIt.CRYPTEIGHT.SMTH
RisingRansom.Crypt888/Autoit!1.C27B (CLASSIC)
IkarusTrojan-Ransom.Crypt888
MaxSecureTrojan.Autoit.AZA
FortinetW32/Filecoder.DYB!tr
AVGAutoIt:Ransom-L [Trj]
Paloaltogeneric.ml

How to remove Trojan-Ransom.Win32.Encoder.mu 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 Trojan-Ransom.Win32.Encoder.mu 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan-Ransom.Win32.Encoder.mu 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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