Win32:Mutex-I [Trj]

Written by Robert Bailey

What is Win32:Mutex-I [Trj] infection?

In this post you will discover concerning the interpretation of Win32:Mutex-I [Trj] and also its negative influence on your computer system. Such ransomware are a form of malware that is specified by on the internet scams to demand paying the ransom money by a target.

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In the majority of the cases, Win32:Mutex-I [Trj] infection will advise its victims to launch funds move for the objective of reducing the effects of the modifications that the Trojan infection has actually presented to the target’s tool.

Win32:Mutex-I [Trj] Summary

These adjustments can be as complies with:

  • 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.

  • A process created a hidden window;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Uses Windows utilities for basic functionality;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Attempts to delete volume shadow copies;
  • Deletes its original binary from disk;
  • Exhibits behavior characteristic of Alphacrypt/Teslacrypt ransomware;
  • 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
  • Writes a potential ransom message to disk;
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents found on the sufferer’s disk drive — so the sufferer can no longer use the information;
  • Preventing regular access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Win32:Mutex-I [Trj]

The most typical channels where Win32:Mutex-I [Trj] Trojans are injected are:

  • By methods of phishing emails;
  • As a consequence of user winding up on a resource that hosts a malicious software application;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the target’s computer or protect against the tool from functioning in an appropriate manner – while additionally putting a ransom money note that points out the requirement for the victims to impact the payment for the purpose of decrypting the papers or restoring the file system back to the preliminary problem. In a lot of circumstances, the ransom note will turn up when the client restarts the PC after the system has already been harmed.

Win32:Mutex-I [Trj] circulation networks.

In numerous edges of the globe, Win32:Mutex-I [Trj] grows by jumps and bounds. However, the ransom money notes as well as techniques of extorting the ransom quantity may differ depending on specific local (local) setups. The ransom notes and methods of extorting the ransom money quantity might vary depending on particular regional (regional) settings.

Ransomware injection

As an example:

    Faulty alerts regarding unlicensed software program.

    In specific locations, the Trojans frequently wrongfully report having actually spotted some unlicensed applications allowed on the target’s gadget. The alert after that requires the customer to pay the ransom money.

    Faulty declarations about illegal content.

    In countries where software piracy is less preferred, this approach is not as efficient for the cyber frauds. Additionally, the Win32:Mutex-I [Trj] popup alert might falsely assert to be stemming from a law enforcement establishment and also will report having located youngster porn or various other illegal data on the gadget.

    Win32:Mutex-I [Trj] popup alert may falsely claim to be obtaining from a legislation enforcement institution and also will certainly report having situated child porn or other unlawful data on the gadget. The alert will likewise contain a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: 873EFDC6
md5: d1ae88b2a69705c7103068b04a56e1ed
name: D1AE88B2A69705C7103068B04A56E1ED.mlw
sha1: 47e994edadbbb7ae1906d05bd777e7afed50bcbf
sha256: 8f67cc223215ac54f6ebc7372aeace85d067e397c86b8367e1c86fc64f539b57
sha512: e4b1efd0784047586b1c870d995fc9fe19f6885ea09a7ace3b43b098fca1e4350c52d01e6fed2ea0d86b15a2a3283788228155f4592ab90d01c4a909e2cbadb7
ssdeep: 3072:fvz6YQgDABWbDF/TAz8PbnZgBI+XOuiuAMXhTSjaAdZ3Q0R88EhNVIstcIFATRp:nTBOBIBuAM5SjJdXR88EhTyXAv
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32:Mutex-I [Trj] also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0055e3ef1 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.4005
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.AQL
Cylance Unsafe
Zillya Trojan.Filecoder.Win32.2051
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
K7GW Trojan ( 0055e3ef1 )
Cybereason malicious.2a6970
Symantec Ransom.TeslaCrypt
ESET-NOD32 a variant of Win32/Filecoder.TeslaCrypt.I
APEX Malicious
Avast Win32:Mutex-I [Trj]
ClamAV Win.Ransomware.Teslacrypt-7344116-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Ransom.AQL
NANO-Antivirus Trojan.Win32.Encoder.eamutm
MicroWorld-eScan Trojan.Ransom.AQL
Tencent Win32.Trojan.Raas.Auto
Ad-Aware Trojan.Ransom.AQL
Sophos Mal/Generic-S
Comodo Malware@#1vo7dd4hzp19n
BitDefenderTheta Gen:NN.ZexaF.34678.puX@aqibTUni
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CRYPTESLA.F117AO
McAfee-GW-Edition GenericRXFC-NV!D1AE88B2A697
FireEye Generic.mg.d1ae88b2a69705c7
Emsisoft Trojan.Ransom.AQL (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Generic.ohzq
eGambit Unsafe.AI_Score_96%
Microsoft Ransom:Win32/Tescrypt
Arcabit Trojan.Ransom.AQL
AegisLab Trojan.Win32.Generic.4!c
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.Ransom.AQL
AhnLab-V3 Malware/Win32.RL_Generic.R294463
McAfee GenericRXFC-NV!D1AE88B2A697
MAX malware (ai score=100)
VBA32 SScope.TrojanRansom.Filecoder
Malwarebytes Generic.Malware/Suspicious
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_CRYPTESLA.F117AO
Rising Ransom.Tescrypt!8.3AF (RDMK:cmRtazo2jFWYEgdEvhEuCLP6ydhK)
Yandex Trojan.Agent!UaO8pNu46VA
Ikarus Trojan-Ransom.TeslaCrypt
Fortinet W32/Kryptik.2240!tr
AVG Win32:Mutex-I [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Generic.HwoCuX8A

How to remove Win32:Mutex-I [Trj] 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 Win32:Mutex-I [Trj] 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 Win32:Mutex-I [Trj] 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/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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