Generic.Ransom.MedusaLocker.942644D7

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

What is Generic.Ransom.MedusaLocker.942644D7 infection?

In this short article you will locate regarding the meaning of Generic.Ransom.MedusaLocker.942644D7 and its adverse influence on your computer system. Such ransomware are a form of malware that is clarified by online scams to demand paying the ransom by a victim.

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Most of the instances, Generic.Ransom.MedusaLocker.942644D7 virus will certainly instruct its sufferers to initiate funds move for the function of reducing the effects of the changes that the Trojan infection has actually introduced to the sufferer’s tool.

Generic.Ransom.MedusaLocker.942644D7 Summary

These modifications can be as adheres to:

  • At least one process apparently crashed during execution;
  • Possible date expiration check, exits too soon after checking local time;
  • A process attempted to delay the analysis task.;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • 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.
  • Creates an autorun.inf file;
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • Modifies boot configuration settings;
  • 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
  • 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.
  • Clears Windows events or logs;
  • Creates a copy of itself;
  • Attempts to disable UAC.

    User Account Control or just UAC is a part of the Windows security system which prevents apps from making unwanted changes on PC.

    UAC includes several technologies 1:

    • File and egistry Virtualization;
    • Same-desktop Elevation;
    • Filtered Token;
    • User Interface Privilege Isolation;
    • Protected Mode Internet Explorer;
    • Installer Detection;
  • Attempts to modify UAC prompt behavior;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers situated on the target’s hard disk — so the target can no more make use of the information;
  • Preventing regular access 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.

Generic.Ransom.MedusaLocker.942644D7

The most common networks where Generic.Ransom.MedusaLocker.942644D7 are injected are:

  • By ways of phishing e-mails;
  • As an effect of customer ending up on a resource that organizes a destructive software application;

As quickly as the Trojan is successfully infused, it will either cipher the data on the victim’s computer or protect against the tool from functioning in a proper manner – while additionally positioning a ransom note that discusses the need for the sufferers to effect the settlement for the function of decrypting the files or recovering the file system back to the initial problem. In many instances, the ransom note will certainly come up when the client reboots the COMPUTER after the system has actually already been damaged.

Generic.Ransom.MedusaLocker.942644D7 circulation networks.

In various corners of the world, Generic.Ransom.MedusaLocker.942644D7 grows by jumps and also bounds. Nonetheless, the ransom money notes and also techniques of extorting the ransom quantity may vary depending on particular neighborhood (regional) settings. The ransom notes and also tricks of extorting the ransom money amount might differ depending on specific regional (local) setups.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software.

    In specific locations, the Trojans frequently wrongfully report having actually detected some unlicensed applications allowed on the sufferer’s gadget. The alert then requires the user to pay the ransom money.

    Faulty statements about prohibited material.

    In nations where software application piracy is less popular, this method is not as effective for the cyber fraudulences. Additionally, the Generic.Ransom.MedusaLocker.942644D7 popup alert might incorrectly declare to be originating from a law enforcement institution and will report having situated child pornography or other unlawful data on the device.

    Generic.Ransom.MedusaLocker.942644D7 popup alert may wrongly declare to be obtaining from a regulation enforcement institution and will report having located kid porn or various other unlawful information on the gadget. The alert will similarly contain a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: DB75A2C3
md5: 9353a3fa46ce13ea133cfab51c8cbd7a
name: upload_file
sha1: f3e66237577a690ee907deac9ffbf6074a85e7a5
sha256: 8b9bdc5cf5534d377a6201d1803a5aa0915b93c9df524307118fd61f361bdba2
sha512: 255539cb03fe5fc5d87f5bf2fb8742496bbf9fcd1feb07872cb8a62aedb12a9c4d1039cec53bb0b015bd526b1c6adfab1e12182df8a24f7a5a65e06e40616a48
ssdeep: 12288:cPJ4U0TYQivI2qZ7aSgLwkFVpzUvest4ZEbjJLueJVoM7:JzTYVQ2qZ7aSgLwuVfstRJLFYM
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Generic.Ransom.MedusaLocker.942644D7 also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetectVM.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanGeneric.Ransom.MedusaLocker.942644D7
FireEyeGeneric.mg.9353a3fa46ce13ea
McAfeeGenericRXKP-XE!9353A3FA46CE
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
SangforMalware
K7AntiVirusTrojan ( 0055a9531 )
BitDefenderGeneric.Ransom.MedusaLocker.942644D7
K7GWTrojan ( 0055a9531 )
CrowdStrikewin/malicious_confidence_100% (W)
Invinceaheuristic
SymantecRansom.Cryptolocker
APEXMalicious
KasperskyTrojan.Win32.DelShad.dax
AlibabaTrojan:Win32/DelShad.0061ee04
NANO-AntivirusTrojan.Win32.Filecoder.hjdojw
AegisLabTrojan.Win32.DelShad.4!c
TencentMalware.Win32.Gencirc.10cdcb68
Ad-AwareGeneric.Ransom.MedusaLocker.942644D7
EmsisoftGeneric.Ransom.MedusaLocker.942644D7 (B)
F-SecureTrojan.TR/DelShad.xrytt
DrWebTrojan.DownLoader33.34694
ZillyaTrojan.DelShad.Win32.481
TrendMicroRansom.Win32.MEDUSALOCKER.SMTH
FortinetW32/Filecoder.NYA!tr.ransom
SophosMal/Generic-S
IkarusTrojan-Ransom.Medusalocker
JiangminTrojan.DelShad.vv
AviraTR/DelShad.xrytt
MAXmalware (ai score=81)
Antiy-AVLTrojan[Ransom]/Win32.Ako
ArcabitGeneric.Ransom.MedusaLocker.942644D7
ZoneAlarmTrojan.Win32.DelShad.dax
MicrosoftRansom:Win32/Ako!MSR
CynetMalicious (score: 100)
AhnLab-V3Malware/Win32.RL_Generic.R335910
VBA32Trojan.DelShad
ALYacTrojan.Ransom.MedusaLocker
MalwarebytesRansom.Medusa
PandaTrj/GdSda.A
ESET-NOD32a variant of Win32/Filecoder.MedusaLocker.C
TrendMicro-HouseCallRansom.Win32.MEDUSALOCKER.SMTH
RisingRansom.Medusa!1.C21A (CLASSIC)
YandexTrojan.Filecoder!IKimDDCJuYs
SentinelOneDFI – Suspicious PE
eGambitUnsafe.AI_Score_95%
GDataWin32.Trojan-Ransom.Filecoder.BO
BitDefenderThetaGen:NN.ZexaF.34144.QuW@aK8T6Ili
AVGWin32:Trojan-gen
AvastWin32:Trojan-gen
Qihoo-360Win32/Trojan.294

How to remove Generic.Ransom.MedusaLocker.942644D7 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 GridinSoft2

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.3.

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 Generic.Ransom.MedusaLocker.942644D7 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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If the guide doesn’t help you to remove Generic.Ransom.MedusaLocker.942644D7 you can always ask me in the comments for getting help.

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References

  1. Microsoft Ignite: How to disable User Account Control (UAC) on Windows Server
  2. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  3. 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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