Ransom:Win32/LockScreen.DD

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

What is Ransom:Win32/LockScreen.DD infection?

In this short article you will locate regarding the definition of Ransom:Win32/LockScreen.DD as well as its adverse influence on your computer. Such ransomware are a type of malware that is elaborated by online fraudulences to require paying the ransom money by a victim.

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Most of the cases, Ransom:Win32/LockScreen.DD ransomware will certainly instruct its targets to start funds move for the function of reducing the effects of the amendments that the Trojan infection has actually presented to the target’s tool.

Ransom:Win32/LockScreen.DD Summary

These alterations can be as complies with:

  • Attempts to connect to a dead IP:Port (1 unique times);
  • 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.

  • 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.
  • 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
  • Exhibits possible ransomware file modification behavior;
  • 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.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files located on the sufferer’s disk drive — so the victim can no more use the data;
  • Preventing routine accessibility 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.

Ransom:Win32/LockScreen.DD

The most common networks where Ransom:Win32/LockScreen.DD Trojans are injected are:

  • By means of phishing emails;
  • As a repercussion of user ending up on a source that hosts a malicious software program;

As soon as the Trojan is efficiently injected, it will certainly either cipher the information on the victim’s PC or avoid the gadget from working in a proper way – while additionally positioning a ransom money note that discusses the need for the targets to impact the payment for the purpose of decrypting the records or bring back the file system back to the preliminary problem. In the majority of instances, the ransom note will certainly come up when the customer restarts the PC after the system has actually currently been harmed.

Ransom:Win32/LockScreen.DD circulation channels.

In various corners of the world, Ransom:Win32/LockScreen.DD grows by jumps and also bounds. Nevertheless, the ransom money notes and also methods of obtaining the ransom money quantity might vary relying on specific regional (local) setups. The ransom notes as well as techniques of obtaining the ransom money amount might vary depending on certain neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty alerts regarding unlicensed software application.

    In particular locations, the Trojans commonly wrongfully report having identified some unlicensed applications allowed on the target’s device. The alert then requires the user to pay the ransom.

    Faulty statements about prohibited material.

    In nations where software program piracy is less prominent, this technique is not as reliable for the cyber scams. Alternatively, the Ransom:Win32/LockScreen.DD popup alert may incorrectly assert to be deriving from a law enforcement organization as well as will certainly report having situated child porn or other prohibited information on the tool.

    Ransom:Win32/LockScreen.DD popup alert might falsely assert to be acquiring from a legislation enforcement organization and also will certainly report having located youngster porn or various other unlawful data on the gadget. The alert will similarly contain a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: DA0476A8
md5: 088adf4ccabe4a08893a2bf8c085e172
name: 088ADF4CCABE4A08893A2BF8C085E172.mlw
sha1: 4339c459e696ee0388a5bd4771c1c9b9befa6a39
sha256: 07e223452be4d52aaef6c95b7e126789793345b9f1844f239c0e2a19f2236d4e
sha512: 6d2264dd7aa481f78ea8518d223380ccb9ba14af13cde5d942ee4ba90bb2be77678b4ea62d4531266d6dd08be9d053c5753469cfbcc064c17c6f58893084c966
ssdeep: 3072:U6npTjHIJpSYe+DAssZyDK2FWOFi6ZCqk8RY:np4OY9DA9ZyDHF8z
type: MS-DOS executable, MZ for MS-DOS

Version Info:

0: [No Data]

Ransom:Win32/LockScreen.DD also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Heur.Mint.Zard.1
FireEyeGeneric.mg.088adf4ccabe4a08
ALYacGen:Heur.Mint.Zard.1
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
SangforVirus_Suspicious.Win32.Sality.ae
CrowdStrikewin/malicious_confidence_70% (D)
BitDefenderGen:Heur.Mint.Zard.1
K7GWTrojan ( 0052964f1 )
K7AntiVirusTrojan ( 0052964f1 )
BitDefenderThetaGen:NN.ZexaF.34590.lqW@aiDJsaki
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/LockScreen.AOZ
APEXMalicious
AvastWin32:LockScreen-ON [Trj]
KasperskyHEUR:Trojan.Win32.Generic
NANO-AntivirusTrojan.Win32.Winlock.ezjakj
RisingRansom.LockScreen!8.83D (CLOUD)
Ad-AwareGen:Heur.Mint.Zard.1
EmsisoftGen:Heur.Mint.Zard.1 (B)
ComodoMalware@#2cdfsueel4jsx
F-SecureTrojan.TR/Ransom.vjxdf
DrWebTrojan.Winlock.7415
McAfee-GW-EditionBehavesLike.Win32.PUPXAX.cm
SophosMal/Generic-S
IkarusPacker.Win32.Krap
JiangminTrojan.Generic.cawck
eGambitUnsafe.AI_Score_98%
AviraTR/Ransom.vjxdf
MAXmalware (ai score=98)
Antiy-AVLTrojan/Win32.AGeneric
MicrosoftRansom:Win32/LockScreen.DD
ArcabitTrojan.Mint.Zard.1
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataGen:Heur.Mint.Zard.1
CynetMalicious (score: 100)
Acronissuspicious
McAfeeGenericRXEN-LG!088ADF4CCABE
VBA32BScope.Trojan.Agent
MalwarebytesMalware.Heuristic.1003
PandaGeneric Malware
TencentWin32.Trojan.Lockscreen.Gby
YandexTrojan.Agent!h3PPxOGxs7c
SentinelOneStatic AI – Malicious PE
FortinetW32/LockScreen.AOZ!tr.ransom
AVGWin32:LockScreen-ON [Trj]
Cybereasonmalicious.ccabe4
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.PornoBlocker.HgIASPoA

How to remove Ransom:Win32/LockScreen.DD 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/LockScreen.DD 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/LockScreen.DD 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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