Trojan.LockScreen (A)

What is Trojan.LockScreen (A) infection?

In this short article you will certainly locate concerning the meaning of Trojan.LockScreen (A) and its negative effect on your computer system. Such ransomware are a form of malware that is clarified by online scams to require paying the ransom by a sufferer.

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In the majority of the cases, Trojan.LockScreen (A) virus will certainly instruct its victims to start funds transfer for the purpose of neutralizing the amendments that the Trojan infection has introduced to the target’s device.

Trojan.LockScreen (A) Summary

These alterations can be as adheres to:

  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the victim’s hard disk drive — so the target can no more make use of the data;
  • Preventing normal access 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.

Trojan.LockScreen (A)

The most normal networks where Trojan.LockScreen (A) Trojans are injected are:

  • By ways of phishing emails;
  • As a repercussion of customer winding up on a resource that organizes a destructive software program;

As soon as the Trojan is efficiently infused, it will certainly either cipher the information on the target’s PC or stop the device from working in a proper fashion – while likewise placing a ransom money note that states the demand for the targets to impact the settlement for the objective of decrypting the records or restoring the documents system back to the preliminary problem. In most instances, the ransom note will show up when the customer restarts the COMPUTER after the system has actually already been harmed.

Trojan.LockScreen (A) distribution channels.

In numerous edges of the globe, Trojan.LockScreen (A) expands by jumps and also bounds. Nonetheless, the ransom money notes and also tricks of extorting the ransom money amount might differ relying on specific regional (regional) settings. The ransom notes and also techniques of extorting the ransom money amount might differ depending on certain neighborhood (local) setups.

Ransomware injection

For example:

    Faulty informs about unlicensed software program.

    In particular locations, the Trojans commonly wrongfully report having found some unlicensed applications allowed on the target’s device. The alert after that requires the individual to pay the ransom money.

    Faulty statements regarding prohibited content.

    In countries where software program piracy is less preferred, this approach is not as effective for the cyber fraudulences. Additionally, the Trojan.LockScreen (A) popup alert may wrongly claim to be stemming from a police institution as well as will certainly report having located child pornography or other prohibited data on the gadget.

    Trojan.LockScreen (A) popup alert might wrongly claim to be acquiring from a law enforcement establishment and also will report having situated child pornography or other prohibited information on the device. The alert will likewise have a need for the individual to pay the ransom.

Technical details

File Info:

crc32: A2437972
md5: be8f0b0278f1eb8e6d7241aca731cf3c
name: BE8F0B0278F1EB8E6D7241ACA731CF3C.mlw
sha1: f96859a567310937b4ec60ed7a0437f21c923b24
sha256: 90a2600eb4414ecfc4d1c27495d6c5fb0bf998f55e6b732996923f211622e9b6
sha512: 49637163eca1a2522ce58c08145dff63827afd1777c2aab8462f81346d219188c2c54b73e76a5a301797731734f42a5c23b5b663e0c12127243d3c7fa6a6a89d
ssdeep: 3072:dyMQ65HUJ7ngdWD/ZBJa9LZgq8Tr0y1ZSDDofsfd7/81funMU77if2OVqOfHU3:FQOHUBn42RB0fgl5sDof2dQUM5f2OVd
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Ransomware
Assembly Version: 1.0.0.0
InternalName: KarstenHahnRansomware.exe
FileVersion: 1.0.0.0
CompanyName: Ransomware
LegalTrademarks: Ransomware
Comments: Very very dangerous ransomware
ProductName: KarstenHahnRansomware
ProductVersion: 1.0.0.0
FileDescription: Ransomware
OriginalFilename: KarstenHahnRansomware.exe

Trojan.LockScreen (A) also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0051626f1 )
ALYac Trojan.GenericKD.44231533
Cylance Unsafe
Zillya Trojan.GenericKD.Win32.67125
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_70% (W)
Alibaba Ransom:MSIL/Crypute.208e1f37
K7GW Trojan ( 0051626f1 )
Cybereason malicious.278f1e
Symantec Ransom.HiddenTear
APEX Malicious
Avast Win32:Malware-gen
Kaspersky UDS:DangerousObject.Multi.Generic
BitDefender Trojan.GenericKD.44231533
NANO-Antivirus Trojan.Win32.Fuery.eseulq
MicroWorld-eScan Trojan.GenericKD.44231533
Tencent Win32.Trojan.Fuery.Pitz
Ad-Aware Trojan.GenericKD.44231533
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZemsilF.34608.nm0@aONEh@o
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.dc
FireEye Trojan.GenericKD.44231533
Emsisoft Trojan.LockScreen (A)
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Backdoor:Win32/Bladabindi!ml
Arcabit Trojan.Generic.D2A2EB6D
AegisLab Trojan.Multi.Generic.4!c
GData Trojan.GenericKD.44231533
AhnLab-V3 Trojan/Win32.Black.C2097578
McAfee Artemis!BE8F0B0278F1
MAX malware (ai score=100)
Malwarebytes MachineLearning/Anomalous.100%
Panda Trj/GdSda.A
Rising Trojan.Dynamer!8.3A0 (CLOUD)
Ikarus Trojan-Ransom.KD
MaxSecure Trojan.Malware.300983.susgen
Fortinet Generik.LABMRGB!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Trojan.LockScreen (A) 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 Trojan.LockScreen (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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan.LockScreen (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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