Ransom.VenusLocker.4

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

What is Ransom.VenusLocker.4 infection?

In this short article you will certainly find regarding the interpretation of Ransom.VenusLocker.4 and also its negative influence on your computer. Such ransomware are a kind of malware that is elaborated by on the internet frauds to require paying the ransom money by a sufferer.

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Most of the cases, Ransom.VenusLocker.4 infection will certainly instruct its victims to initiate funds transfer for the function of reducing the effects of the changes that the Trojan infection has actually presented to the target’s gadget.

Ransom.VenusLocker.4 Summary

These alterations can be as complies with:

  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Attempts to connect to a dead IP:Port (3 unique times);
  • Presents an Authenticode digital signature;
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • 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.
  • Performs some HTTP requests;
  • Uses Windows utilities for basic functionality;
  • Queries information on disks, possibly for anti-virtualization. Since VMs share the same disk space so it is expected that they won’t be getting as much space as an application running on
    native hardware will have access to.
  • Detects Sandboxie through the presence of a library;
  • Detects SunBelt Sandbox through the presence of a library;
  • Detects the presence of Wine emulator via function name;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Executed a process and injected code into it, probably while unpacking;
  • Deletes its original binary from disk;
  • 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.
  • Operates on local firewall’s policies and settings;
  • Creates a copy of itself;
  • Attempts to disable Windows Defender;
  • Attempts to create or modify system certificates;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers situated on the sufferer’s hard disk — so the target can no longer utilize the data;
  • Preventing normal 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.
Similar behavior
Related domains
plapegugufuszemnza.ru Gen:Variant.Ransom.VenusLocker.4
efhoeiahgoihaeoidd.ru Gen:Variant.Ransom.VenusLocker.4
baueibiavbiuaebifu.ru Gen:Variant.Ransom.VenusLocker.4
bcbakefbkaufuaebvd.ru Gen:Variant.Ransom.VenusLocker.4
ajkeahkcueafuiaeuf.ru Gen:Variant.Ransom.VenusLocker.4

Ransom.VenusLocker.4

The most normal networks through which Ransom.VenusLocker.4 are infused are:

  • By ways of phishing emails;
  • As an effect of customer winding up on a source that holds a destructive software application;

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the victim’s computer or protect against the device from operating in a proper fashion – while additionally placing a ransom note that mentions the demand for the sufferers to impact the repayment for the objective of decrypting the records or bring back the documents system back to the initial problem. In many instances, the ransom note will show up when the client reboots the PC after the system has actually already been damaged.

Ransom.VenusLocker.4 circulation networks.

In numerous edges of the world, Ransom.VenusLocker.4 expands by jumps and bounds. Nevertheless, the ransom notes and also methods of extorting the ransom quantity may vary depending upon particular local (regional) setups. The ransom money notes and tricks of extorting the ransom quantity might vary depending on specific regional (local) settings.

Ransomware injection

For example:

    Faulty notifies regarding unlicensed software program.

    In specific areas, the Trojans frequently wrongfully report having spotted some unlicensed applications allowed on the victim’s gadget. The alert after that requires the user to pay the ransom.

    Faulty statements about prohibited material.

    In nations where software application piracy is less preferred, this method is not as effective for the cyber scams. Additionally, the Ransom.VenusLocker.4 popup alert might wrongly assert to be stemming from a police establishment as well as will report having located child porn or other prohibited data on the device.

    Ransom.VenusLocker.4 popup alert may wrongly claim to be acquiring from a legislation enforcement institution and will certainly report having situated youngster porn or various other unlawful data on the gadget. The alert will similarly contain a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 0358ADE2
md5: 2be054a12621345e437c437c05233406
name: 2BE054A12621345E437C437C05233406.mlw
sha1: 1e2915898df6c5183150a36e050846589459af8d
sha256: d53800613c8bd7688bed57a2636aa071264973a5f864d307a6d4dd179996379b
sha512: 6c382c92e6eb81c2da09140cc97259f630e4f78736c39a7416d530a66eba577e16d69ba30a95257f417967bb2f81a619df3979816a067f8682516746ae22984d
ssdeep: 3072:ornoi6ivLTE3rRpBedfolhNej+X7TLU8cTqFf+:coi6ivLTE7RzedfBO2TGf+
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright @ 2017
Assembly Version: 1.3.6.4
InternalName: uWoqxJpq.exe
FileVersion: 1.3.6.4
CompanyName: pWXuii Inc
Comments: dGGdZEHrweuEDJFEaQgC
ProductName: pWXuii
ProductVersion: 1.3.6.4
FileDescription: pWXuii
OriginalFilename: uWoqxJpq.exe

Ransom.VenusLocker.4 also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Ransom.VenusLocker.4
FireEye Generic.mg.2be054a12621345e
CAT-QuickHeal Trojan.YakbeexMSIL.ZZ4
ALYac Gen:Variant.Ransom.VenusLocker.4
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 00507eda1 )
BitDefender Gen:Variant.Ransom.VenusLocker.4
K7GW Trojan ( 00507eda1 )
Cybereason malicious.126213
Cyren W32/Ransom.KL.gen!Eldorado
Symantec Trojan.Gen.2
APEX Malicious
Avast Win32:DangerousSig [Trj]
ClamAV Win.Trojan.Nanocore-5744216-0
Kaspersky HEUR:Trojan.MSIL.Generic
NANO-Antivirus Trojan.Win32.Ransom.ffhtkv
AegisLab Trojan.MSIL.Generic.4!c
Ad-Aware Gen:Variant.Ransom.VenusLocker.4
Emsisoft Gen:Variant.Ransom.VenusLocker.4 (B)
Comodo TrojWare.MSIL.Injector.RJ@80ug9x
F-Secure Heuristic.HEUR/AGEN.1123281
DrWeb Trojan.DownLoader23.55149
TrendMicro BKDR_BLADABINDI.SMRQ
McAfee-GW-Edition Trojan-FNJD!2BE054A12621
Sophos Mal/Generic-S + Mal/BadCert-Gen
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Generic.asgky
Avira HEUR/AGEN.1123281
eGambit Trojan.Generic
Antiy-AVL Trojan/Win32.AGeneric
Arcabit Trojan.Ransom.VenusLocker.4
SUPERAntiSpyware Backdoor.Kirts/Variant
ZoneAlarm HEUR:Trojan.MSIL.Generic
GData Gen:Variant.Ransom.VenusLocker.4
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Noancooe.R239145
McAfee Trojan-FNJD!2BE054A12621
VBA32 TScope.Trojan.MSIL
Malwarebytes Spyware.Pony
Panda Trj/GdSda.A
ESET-NOD32 a variant of MSIL/Injector.RJW
TrendMicro-HouseCall BKDR_BLADABINDI.SMRQ
Tencent Malware.Win32.Gencirc.10b0769f
Yandex Trojan.Agent!wFjDriIL+5Q
MAX malware (ai score=99)
Fortinet MSIL/Injector.RJM!tr
BitDefenderTheta Gen:NN.ZemsilF.34590.im2@aaQDJHk
AVG Win32:DangerousSig [Trj]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 Win32/Trojan.Ransom.094

How to remove Ransom.VenusLocker.4 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

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 Ransom.VenusLocker.4 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 Ransom.VenusLocker.4 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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