Backdoor:Win32/Beksnoc.A

What is Backdoor:Win32/Beksnoc.A infection?

In this short article you will find concerning the definition of Backdoor:Win32/Beksnoc.A and also its unfavorable impact on your computer system. Such ransomware are a kind of malware that is specified by online scams to require paying the ransom by a target.

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Most of the situations, Backdoor:Win32/Beksnoc.A ransomware will advise its sufferers to launch funds transfer for the function of reducing the effects of the modifications that the Trojan infection has presented to the sufferer’s device.

Backdoor:Win32/Beksnoc.A Summary

These modifications 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.
  • At least one process apparently crashed during execution;
  • 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.
  • 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 language used in binary resources: Czech;
  • Attempts to stop active services;
  • Crashed cuckoomon during analysis. Report this error to the Github repo.;
  • A process attempted to delay the analysis task by a long amount of time.;
  • Behavior consistent with a dropper attempting to download the next stage.;
  • 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
  • Collects information about installed applications;
  • Creates a copy of itself;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files found on the victim’s hard disk drive — so the target can no longer utilize the data;
  • Preventing normal accessibility 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.

Backdoor:Win32/Beksnoc.A

The most normal networks where Backdoor:Win32/Beksnoc.A Trojans are injected are:

  • By ways of phishing e-mails;
  • As a consequence of customer winding up on a source that organizes a malicious software;

As quickly as the Trojan is efficiently injected, it will either cipher the information on the target’s computer or avoid the device from functioning in a correct fashion – while likewise positioning a ransom money note that discusses the demand for the sufferers to effect the repayment for the purpose of decrypting the files or bring back the data system back to the first problem. In the majority of circumstances, the ransom money note will certainly show up when the customer restarts the COMPUTER after the system has actually currently been damaged.

Backdoor:Win32/Beksnoc.A distribution channels.

In various edges of the world, Backdoor:Win32/Beksnoc.A grows by leaps and also bounds. Nevertheless, the ransom notes and techniques of extorting the ransom money quantity might vary depending upon certain neighborhood (local) setups. The ransom notes and also tricks of extorting the ransom money quantity may differ depending on specific regional (regional) setups.

Ransomware injection

For example:

    Faulty signals concerning unlicensed software program.

    In particular locations, the Trojans typically wrongfully report having found some unlicensed applications enabled on the victim’s device. The sharp then demands the user to pay the ransom.

    Faulty statements regarding unlawful content.

    In nations where software program piracy is much less prominent, this method is not as reliable for the cyber fraudulences. Additionally, the Backdoor:Win32/Beksnoc.A popup alert may incorrectly claim to be deriving from a law enforcement establishment and will certainly report having situated youngster pornography or various other unlawful information on the tool.

    Backdoor:Win32/Beksnoc.A popup alert may wrongly claim to be acquiring from a regulation enforcement institution as well as will certainly report having situated youngster pornography or other unlawful data on the gadget. The alert will in a similar way contain a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: 7B771C9A
md5: 1196a6a378a1fa3f2a5928b0940319af
name: 1196A6A378A1FA3F2A5928B0940319AF.mlw
sha1: b2c573fd49829ab2bcb53c8895f8898d36c80d30
sha256: 92882cca135ae0e745445e4b86e631e3c3d28528c988209f34bd58806aa27942
sha512: 0d1ea7b45d2734ecb85b7446e21a7fa9edcc3207bf8492206655ebe46dfbb0127601c22c1cde20aff198328e5833cad4b3fc9d1f2687753f309c9289aa246422
ssdeep: 1536:1KREoclXB7se3VeEQpUIpGQ+t89amRKhcFRbQ4iThtD3s5yD0ZLkkO5S7oc2bdQA:1SEBlx7TedyIgQ+wZQbUMOkkgJwjkZZ
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2003 Lucersoft
InternalName: LCISOCreator
FileVersion: 1, 1, 0, 0
CompanyName: Lucersoft
PrivateBuild:
LegalTrademarks:
Comments: Version for Windows NT/2000/XP/2003/2004/2005/2006 ... 10002 ;-) This application is free for use.
ProductName: LCISOCreator
SpecialBuild:
ProductVersion: 1, 1, 0, 0
FileDescription: LCISOCreator
OriginalFilename: LCISOCreator.EXE
Translation: 0x0409 0x04b0

Backdoor:Win32/Beksnoc.A also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 002bbdec1 )
DrWeb Trojan.PWS.Turist.1
ALYac Trojan.GenericKD.34996777
Cylance Unsafe
Zillya Trojan.PornoAsset.Win32.1031
Sangfor Backdoor.Win32.Beksnoc.A
Alibaba Ransom:Win32/PornoAsset.27a5d79d
K7GW Trojan ( 002bbdec1 )
Cybereason malicious.378a1f
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/RDPdoor.AH
APEX Malicious
Avast Win32:RDPdoor-C [Trj]
Kaspersky Trojan-Ransom.Win32.PornoAsset.cqos
BitDefender Trojan.GenericKD.34996777
NANO-Antivirus Trojan.Win32.Beksnoc.jomgi
MicroWorld-eScan Trojan.GenericKD.34996777
Tencent Win32.Trojan.Pornoasset.Dwti
Ad-Aware Trojan.GenericKD.34996777
Sophos Mal/Generic-S
Comodo Malware@#3k7ms0u805lkl
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Emotet.ch
FireEye Trojan.GenericKD.34996777
Emsisoft Trojan.GenericKD.34996777 (B)
Jiangmin Trojan/PornoAsset.aoy
Webroot W32.Trojan.Gen
eGambit Generic.Backdoor
Microsoft Backdoor:Win32/Beksnoc.A
Arcabit Trojan.Generic.D2160229
AegisLab Trojan.Win32.PornoAsset.j!c
GData Trojan.GenericKD.34996777
TACHYON Trojan/W32.Agent.113149
AhnLab-V3 Trojan/Win32.Gen
McAfee Artemis!1196A6A378A1
MAX malware (ai score=100)
VBA32 Hoax.PornoAsset
Panda Trj/CI.A
Rising Ransom.PornoAsset!8.6AA (CLOUD)
Yandex Trojan.GenAsa!q5zelyiN+iw
Ikarus Trojan-Ransom.PornoAsset
Fortinet W32/RDPdoor.AH
AVG Win32:RDPdoor-C [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.PornoAsset.HgIASOUA

How to remove Backdoor:Win32/Beksnoc.A 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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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 Backdoor:Win32/Beksnoc.A 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/Beksnoc.A 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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