Worm.Ludbaruma.B

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

What is Worm.Ludbaruma.B infection?

In this post you will certainly discover concerning the interpretation of Worm.Ludbaruma.B and its unfavorable effect on your computer. Such ransomware are a form of malware that is elaborated by on-line fraudulences to demand paying the ransom by a target.

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In the majority of the instances, Worm.Ludbaruma.B virus will advise its sufferers to initiate funds move for the purpose of reducing the effects of the changes that the Trojan infection has introduced to the sufferer’s device.

Worm.Ludbaruma.B Summary

These modifications can be as adheres to:

  • 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.
  • Expresses interest in specific running processes;
  • 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;
  • Checks for the presence of known windows from debuggers and forensic tools;
  • 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
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Attempts to disable System Restore. System Restore function – allows you to revert the computer’s state (system files, applications, and system settings) to that of a previous point in time, which can be used to recover after a virus attack.
  • Attempts to modify Explorer settings to prevent file extensions from being displayed;
  • Attempts to modify Explorer settings to prevent hidden files from being displayed;
  • Ciphering the papers found on the victim’s hard drive — so the target can no more make use of the data;
  • Preventing normal access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
z.whorecord.xyzRansom.Win32.Foreign_33.se
a.tomx.xyzRansom.Win32.Foreign_33.se

Worm.Ludbaruma.B

The most typical channels whereby Worm.Ludbaruma.B are infused are:

  • By ways of phishing e-mails;
  • As an effect of user winding up on a source that organizes a harmful software;

As soon as the Trojan is efficiently injected, it will certainly either cipher the data on the sufferer’s PC or stop the device from functioning in a proper fashion – while additionally positioning a ransom money note that mentions the demand for the victims to effect the repayment for the purpose of decrypting the files or bring back the documents system back to the first problem. In many circumstances, the ransom note will certainly show up when the customer restarts the PC after the system has currently been harmed.

Worm.Ludbaruma.B circulation networks.

In different corners of the globe, Worm.Ludbaruma.B expands by leaps and also bounds. Nevertheless, the ransom notes and also tricks of obtaining the ransom amount might differ depending upon certain regional (local) settings. The ransom notes and also techniques of extorting the ransom money quantity might vary depending on particular neighborhood (local) settings.

Ransomware injection

For example:

    Faulty signals regarding unlicensed software program.

    In certain areas, the Trojans frequently wrongfully report having found some unlicensed applications enabled on the sufferer’s gadget. The alert after that requires the user to pay the ransom.

    Faulty declarations about prohibited web content.

    In nations where software application piracy is much less prominent, this method is not as reliable for the cyber fraudulences. Additionally, the Worm.Ludbaruma.B popup alert may wrongly declare to be deriving from a police institution as well as will report having located kid porn or various other unlawful data on the device.

    Worm.Ludbaruma.B popup alert might incorrectly claim to be obtaining from a law enforcement organization and will certainly report having situated youngster porn or various other prohibited data on the device. The alert will in a similar way consist of a need for the user to pay the ransom money.

Technical details

File Info:

crc32: E188C854
md5: b905922a088f4eefbd9a2bb8ffa21097
name: B905922A088F4EEFBD9A2BB8FFA21097.mlw
sha1: a287e51cefd98bd3a32d19381a83270f5d651ec5
sha256: f1132f6385865e353d5301d2b87b80d52e8c8443b5f2c0e579b16ffed52f34d0
sha512: 918796c062a3a7993e0fc1188952564ef709f1212fd0d0ad98c4a316b25e2f45bc8a9812f1037b3ec7a783aacfcc4c7af35c39c05c9786e723d79e9f417e2c0e
ssdeep: 3072:IOUvKout9PxZVX4/awxfodLJUBv9Bsor1rHjhMU9npQQpmuG:I9KoStRARoYlld9n2Qpmx
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

Translation: 0x0409 0x04b0
InternalName: DATA
FileVersion: 0.00.0020
CompanyName: Oncom
ProductName: xk
ProductVersion: 0.00.0020
OriginalFilename: DATA.exe

Worm.Ludbaruma.B also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
ClamAVWin.Trojan.Generic-6333842-0
FireEyeGeneric.mg.b905922a088f4eef
CAT-QuickHealWorm.Ludbaruma.A3
McAfeeArtemis!B905922A088F
CylanceUnsafe
VIPREWorm.Win32.Ludbaruma.a (v)
AegisLabTrojan.Win32.VBKrypt.tp14
SangforRansom.Win32.Foreign_33.se
K7AntiVirusTrojan ( 0040f6141 )
BitDefenderWorm.Ludbaruma.B
K7GWP2PWorm ( 0050fa4b1 )
Cybereasonmalicious.a088f4
BaiduWin32.Worm.VB.k
CyrenW32/Ludbaruma.A.gen!Eldorado
SymantecW32.Cridex.B
APEXMalicious
Paloaltogeneric.ml
CynetMalicious (score: 100)
KasperskyTrojan-Ransom.Win32.Blocker.kpuo
NANO-AntivirusTrojan.Win32.Regrun.dxtouo
SUPERAntiSpywareWorm.Ludbaruma/Variant
MicroWorld-eScanWorm.Ludbaruma.B
Ad-AwareWorm.Ludbaruma.B
SophosML/PE-A + W32/Mato-N
ComodoTrojWare.Win32.Regrun.Q@1gs3xh
F-SecureTrojan.TR/Dropper.Gen
DrWebTrojan.DownLoader7.3730
ZillyaWorm.VB.Win32.28545
TrendMicroHT_LUDBARUMA_GJ300175.UVPM
McAfee-GW-EditionBehavesLike.Win32.Rontokbro.ch
MaxSecureTrojan.Malware.121218.susgen
EmsisoftWorm.Ludbaruma.B (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.Regrun.gd
AviraTR/Dropper.Gen
MAXmalware (ai score=87)
Antiy-AVLTrojan[Ransom]/Win32.Blocker
MicrosoftTrojan:Win32/Glupteba!ml
ArcabitWorm.Ludbaruma.B
ViRobotWorm.Win32.Ludbaruma.Gen.A
ZoneAlarmTrojan-Ransom.Win32.Blocker.kpuo
GDataWin32.Worm.Ludbaruma.A
AhnLab-V3Backdoor/Win32.IRCBot.R1456
Acronissuspicious
VBA32TScope.Trojan.VB
ALYacWorm.Ludbaruma.B
TACHYONTrojan/W32.VB-Ludbaruma.Zen.C
MalwarebytesGeneric.Trojan.Malicious.DDS
PandaTrj/Genetic.gen
ZonerTrojan.Win32.67180
ESET-NOD32Win32/VB.ORD
TrendMicro-HouseCallHT_LUDBARUMA_GJ300175.UVPM
RisingTrojan.Injector!1.AB3F (RDMK:cmRtazoAp69CJSRA9PCa0ix5cT8X)
YandexWorm.VB!6oWR6gMNZ6I
IkarusTrojan.AgentMB.VB
eGambitUnsafe.AI_Score_100%
FortinetW32/Regrun.PKE!tr
BitDefenderThetaAI:Packer.AE0D069B1D
AVGWin32:WormX-gen [Wrm]
AvastWin32:WormX-gen [Wrm]
CrowdStrikewin/malicious_confidence_100% (D)
Qihoo-360Win32/Trojan.Ransom.624

How to remove Worm.Ludbaruma.B 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 Worm.Ludbaruma.B 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 Worm.Ludbaruma.B 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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