What is Ransom:Win32/LockCrypt.A!bit infection?

In this short article you will certainly find about the interpretation of Ransom:Win32/LockCrypt.A!bit and also its negative influence on your computer system. Such ransomware are a kind of malware that is specified by on the internet frauds to require paying the ransom by a victim.

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Most of the cases, Ransom:Win32/LockCrypt.A!bit virus will instruct its victims to start funds transfer for the function of counteracting the amendments that the Trojan infection has presented to the victim’s device.

Ransom:Win32/LockCrypt.A!bit Summary

These alterations can be as follows:

  • A process created a hidden window;
  • Uses Windows utilities for basic functionality;
  • 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
  • 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 files located on the sufferer’s hard disk — so the sufferer can no longer utilize the information;
  • Preventing regular accessibility to the victim’s workstation;


The most common channels through which Ransom:Win32/LockCrypt.A!bit are injected are:

  • By means of phishing emails;
  • As a consequence of individual ending up on a resource that organizes a harmful software application;

As soon as the Trojan is successfully injected, it will certainly either cipher the data on the target’s computer or stop the device from working in an appropriate manner – while also putting a ransom money note that states the need for the victims to impact the repayment for the purpose of decrypting the files or restoring the data system back to the first condition. In many circumstances, the ransom money note will certainly turn up when the customer reboots the COMPUTER after the system has currently been harmed.

Ransom:Win32/LockCrypt.A!bit distribution networks.

In numerous edges of the world, Ransom:Win32/LockCrypt.A!bit grows by leaps and also bounds. However, the ransom money notes and tricks of extorting the ransom quantity might differ relying on certain local (regional) setups. The ransom notes as well as tricks of obtaining the ransom money quantity may vary depending on specific regional (regional) setups.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software.

    In specific areas, the Trojans commonly wrongfully report having discovered some unlicensed applications enabled on the sufferer’s device. The sharp after that demands the individual to pay the ransom money.

    Faulty statements concerning prohibited web content.

    In nations where software piracy is much less prominent, this method is not as efficient for the cyber scams. Additionally, the Ransom:Win32/LockCrypt.A!bit popup alert might wrongly assert to be deriving from a law enforcement organization and will certainly report having situated child pornography or other unlawful information on the device.

    Ransom:Win32/LockCrypt.A!bit popup alert may incorrectly declare to be obtaining from a law enforcement establishment and also will certainly report having located youngster porn or various other illegal data on the gadget. The alert will similarly consist of a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: D39EA6D6
md5: 4e937be5c7bd0e3530eab4d07b4d4b05
name: 4E937BE5C7BD0E3530EAB4D07B4D4B05.mlw
sha1: 4aa72376105c534218276219f2526b87706ebfef
sha256: d4d3f5b4676925fe50982f7cc1090c59935588b554128bfac8a0448ed1e76ff4
sha512: 101567e8b8c0f5a8d02af902d6b718091e9e07c688469dfb821fe593c8f4ff9b217018ee6c038545155deb5874e0c9857f4fc93d06fbff9e970c5679c81a2f4f
ssdeep: 192:r0o3zOq2rPim9msd0u7N8yClpjw5u282QANTQKM5oyYPgsxwQb:rNzwim9m1u7Ny/sQ2pQrKGuPBB
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/LockCrypt.A!bit also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 005451b81 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.12135
ClamAV Win.Trojan.Agent-6370786-0
McAfee Generic.duk
Cylance Unsafe
Zillya Trojan.Agent.Win32.867529
Sangfor Suspicious.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
BitDefender Trojan.Autoruns.GenericKD.41936612
K7GW Trojan ( 005451b81 )
Cybereason malicious.5c7bd0
Cyren W32/Threat-HLLSI-based!Maximus
Symantec Ransom.DXXD
ESET-NOD32 Win32/Filecoder.NLV
APEX Malicious
Paloalto generic.ml
Cynet Malicious (score: 100)
Kaspersky Trojan-Ransom.Win32.Agent.iyt
Alibaba Ransom:Win32/LockCrypt.027def31
NANO-Antivirus Trojan.Win32.Fuery.epqkkt
SUPERAntiSpyware Ransom.Filecoder/Variant
MicroWorld-eScan Trojan.Autoruns.GenericKD.41936612
Tencent Win32.Trojan.Raas.Auto
Ad-Aware Trojan.Autoruns.GenericKD.41936612
Sophos Mal/Generic-R + Troj/Ransom-ESG
Comodo Malware@#ac1iuh4gn38t
BitDefenderTheta Gen:NN.ZexaF.34670.aqW@aCNmyCii
VIPRE BehavesLike.Win32.Malware.wlk (mx-v)
TrendMicro Ransom_SNEKUD.A
McAfee-GW-Edition Generic.duk
FireEye Generic.mg.4e937be5c7bd0e35
Emsisoft Trojan.Autoruns.GenericKD.41936612 (B)
Jiangmin Trojan.Agent.axpz
Webroot W32.Malware.Gen
Avira TR/Fuery.teerj
Microsoft Ransom:Win32/LockCrypt.A!bit
Arcabit Trojan.Autoruns.Generic.D27FE6E4
AegisLab Trojan.Win32.Agent.j!c
GData Trojan.Autoruns.GenericKD.41936612
AhnLab-V3 Trojan/Win32.Agent.C2055691
VBA32 BScope.Trojan.AntiAV
MAX malware (ai score=100)
Malwarebytes MachineLearning/Anomalous.94%
TrendMicro-HouseCall Ransom_SNEKUD.A
Rising Ransom.Genasom!8.293 (TFE:2:b8UpUsO2l9Q)
Ikarus Trojan.I-Worm.Agent
Fortinet Generik.INBATJC!tr
Panda Trj/GdSda.A
Qihoo-360 Win32/Ransom.Generic.HxQBEpsA

How to remove Ransom:Win32/LockCrypt.A!bit 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 Ransom:Win32/LockCrypt.A!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 Ransom:Win32/LockCrypt.A!bit you can always ask me in the comments for getting help.

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  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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