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

What is Backdoor:Win32/Venik.S!bit infection?

In this article you will find about the definition of Backdoor:Win32/Venik.S!bit and its unfavorable influence on your computer. Such ransomware are a kind of malware that is clarified by on the internet scams to require paying the ransom by a victim.

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In the majority of the situations, Backdoor:Win32/Venik.S!bit virus will certainly advise its targets to initiate funds transfer for the purpose of counteracting the changes that the Trojan infection has actually presented to the victim’s tool.

Backdoor:Win32/Venik.S!bit Summary

These alterations can be as follows:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Attempts to connect to a dead IP:Port (1 unique times);
  • A process attempted to delay the analysis task.;
  • 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.

  • 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.
  • Unconventionial binary language: Chinese (Simplified);
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Deletes its original binary from disk;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • 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.
  • Creates a copy of itself;
  • Ciphering the documents found on the victim’s hard disk drive — so the sufferer can no more make use of the data;
  • Preventing normal accessibility to the victim’s workstation;
Similar behavior
Related domains Gen:Variant.Ransom.1343


The most regular channels where Backdoor:Win32/Venik.S!bit are infused are:

  • By methods of phishing emails;
  • As an effect of individual ending up on a resource that holds a destructive software program;

As quickly as the Trojan is effectively injected, it will either cipher the data on the sufferer’s PC or avoid the gadget from operating in a correct way – while additionally placing a ransom money note that states the demand for the sufferers to effect the repayment for the purpose of decrypting the records or restoring the documents system back to the preliminary condition. In the majority of instances, the ransom money note will turn up when the customer reboots the COMPUTER after the system has already been damaged.

Backdoor:Win32/Venik.S!bit distribution networks.

In different edges of the globe, Backdoor:Win32/Venik.S!bit grows by leaps and also bounds. Nevertheless, the ransom notes as well as methods of obtaining the ransom money quantity might vary depending upon particular neighborhood (local) setups. The ransom money notes and tricks of obtaining the ransom quantity might differ depending on particular local (regional) settings.

Ransomware injection

For instance:

    Faulty signals concerning unlicensed software.

    In certain locations, the Trojans typically wrongfully report having detected some unlicensed applications allowed on the victim’s tool. The sharp then requires the user to pay the ransom.

    Faulty statements regarding unlawful content.

    In nations where software program piracy is less prominent, this approach is not as effective for the cyber frauds. Additionally, the Backdoor:Win32/Venik.S!bit popup alert might wrongly claim to be deriving from a law enforcement organization and will certainly report having located youngster porn or various other prohibited information on the gadget.

    Backdoor:Win32/Venik.S!bit popup alert might wrongly declare to be obtaining from a legislation enforcement establishment and will certainly report having situated youngster porn or various other illegal information on the gadget. The alert will similarly consist of a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: C5B7435F
md5: 0abaa7582eb832c025cd8f374204485c
name: 2154.exe
sha1: 6fc1e18c75b82a1402ab0f67efc820763635d44f
sha256: 8e925270b188cba0d5be5540680cc166ac6fc7380ad78926329a29f8bb445866
sha512: 2f3d02bad8cf7d2a0e708d75085ecc0f2039649c752941ec57258ae2afab58f90902861683a47eaa43a8fe87ef477322a5e7bd7006194fdc45d2119f28e4a7bc
ssdeep: 768:yoVrrGCwdIkfN4N8aCyBZE9+zCTe1prb:v1rGDdm8yCESY
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: x7248x6743x6240x6709 (C) 2017
InternalName: NewServers
FileVersion: 1, 0, 0, 1
ProductName: NewServers x5e94x7528x7a0bx5e8f
ProductVersion: 1, 0, 0, 1
FileDescription: NewServers Microsoft x57fax7840x7c7bx5e94x7528x7a0bx5e8f
OriginalFilename: NewServers.EXE
Translation: 0x0804 0x04b0

Backdoor:Win32/Venik.S!bit also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Gen:Variant.Ransom.1343
McAfee Artemis!0ABAA7582EB8
Cylance Unsafe
AegisLab Trojan.Multi.Generic.4!c
Sangfor Malware
K7AntiVirus Trojan ( 00521b151 )
BitDefender Gen:Variant.Ransom.1343
K7GW Trojan ( 00521b151 )
CrowdStrike win/malicious_confidence_90% (W)
Invincea heuristic
Symantec ML.Attribute.HighConfidence
TotalDefense Win32/PackedBaidu
APEX Malicious
Avast Win32:Malware-gen
GData Gen:Variant.Ransom.1343
Kaspersky Trojan.Win32.Siscos.aamf
Alibaba Trojan:Win32/Siscos.e4084e10
Rising Trojan.Kryptik!1.B340 (CLASSIC)
Endgame malicious (moderate confidence)
Emsisoft Gen:Variant.Ransom.1343 (B)
Comodo Backdoor.Win32.Farfli.CJT@7jjkro
F-Secure Heuristic.HEUR/AGEN.1014391
DrWeb Trojan.Inject3.7931
McAfee-GW-Edition GenericRXGQ-CL!7F0FDFD11BC8
Sophos Mal/Generic-S
Ikarus Trojan.Win32.Farfli
Cyren W32/Trojan.EYMC-2922
Jiangmin Trojan.Siscos.fx
Avira HEUR/AGEN.1014391
eGambit Unsafe.AI_Score_100%
Antiy-AVL Trojan/Win32.TSGeneric
Microsoft Backdoor:Win32/Venik.S!bit
Arcabit Trojan.Ransom.D53F
ZoneAlarm Trojan.Win32.Siscos.aamf
BitDefenderTheta Gen:NN.ZexaF.34090.cmKfaSpm81ib
ALYac Gen:Variant.Ransom.1343
MAX malware (ai score=85)
VBA32 BScope.Trojan.Downloader
Malwarebytes Trojan.Downloader
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Injector.CJVZ
TrendMicro-HouseCall BKDR_ZEGOST.SM13
Tencent Win32.Trojan.Ransom.Hze
SentinelOne DFI – Suspicious PE
Fortinet W32/CJVZ.CL!tr
Ad-Aware Gen:Variant.Ransom.1343
AVG Win32:Malware-gen
Cybereason malicious.82eb83
Qihoo-360 Generic/Trojan.Ransom.330

How to remove Backdoor:Win32/Venik.S!bit virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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.2.

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 Backdoor:Win32/Venik.S!bit 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 Backdoor:Win32/Venik.S!bit you can always ask me in the comments for getting help.

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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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