Written by Robert Bailey

What is Win32/VB.OUD infection?

In this short article you will locate regarding the interpretation of Win32/VB.OUD and also its negative effect on your computer system. Such ransomware are a type of malware that is clarified by on-line fraudulences to demand paying the ransom money by a sufferer.

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In the majority of the cases, Win32/VB.OUD infection will advise its sufferers to start funds move for the objective of reducing the effects of the amendments that the Trojan infection has actually presented to the sufferer’s gadget.

Win32/VB.OUD Summary

These modifications can be as complies with:

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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.
  • Ciphering the documents situated on the target’s hard disk — so the sufferer can no longer utilize the information;
  • Preventing regular access 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.


One of the most common networks whereby Win32/VB.OUD are injected are:

  • By means of phishing e-mails;
  • As an effect of user winding up on a source that hosts a malicious software application;

As quickly as the Trojan is successfully infused, it will either cipher the information on the sufferer’s PC or protect against the tool from functioning in an appropriate way – while likewise placing a ransom note that states the demand for the targets to effect the settlement for the purpose of decrypting the files or restoring the file system back to the preliminary problem. In many circumstances, the ransom money note will come up when the client restarts the PC after the system has actually already been damaged.

Win32/VB.OUD distribution networks.

In various corners of the globe, Win32/VB.OUD expands by jumps and also bounds. Nonetheless, the ransom notes as well as tricks of extorting the ransom amount might vary relying on particular neighborhood (regional) settings. The ransom money notes and also techniques of obtaining the ransom amount may differ depending on certain local (local) setups.

Ransomware injection

For example:

    Faulty alerts about unlicensed software program.

    In specific locations, the Trojans often wrongfully report having actually spotted some unlicensed applications enabled on the target’s device. The sharp then requires the individual to pay the ransom.

    Faulty declarations concerning unlawful content.

    In countries where software piracy is less preferred, this technique is not as reliable for the cyber scams. Conversely, the Win32/VB.OUD popup alert might falsely claim to be deriving from a police institution and will report having located youngster pornography or other illegal information on the gadget.

    Win32/VB.OUD popup alert might falsely declare to be obtaining from a legislation enforcement establishment as well as will certainly report having situated youngster pornography or various other prohibited data on the gadget. The alert will similarly have a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: CAEAE97E
md5: acc8ae4bfdcd1ca98af43a720893cc1c
name: ACC8AE4BFDCD1CA98AF43A720893CC1C.mlw
sha1: a7cdc266fd3084a1e3d687f6386a887b9611c0c3
sha256: 6c896e0480e47b2ab06050bb8bfbfb1ddc4ad337ea4e5a632183a0fb33ac484f
sha512: 8d76fdeec518fd3d0b35690f5a4c2798c6b6e53b32197e6695de54a555a9ab340af908f986e93892ab75f5ddf84320a9c20b15d5db2f65ff9c1e60570c6cda41
ssdeep: 768:vMQSxam3JsjrORyusOoDMIECY7UNitRXNUat5nwb0wudp5nM/n:kQUsjuyROcUCYgcRXNh5njoP
type: MS-DOS executable, MZ for MS-DOS

Version Info:

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

Win32/VB.OUD also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader7.3730
Cynet Malicious (score: 100)
ALYac MemScan:Worm.Ludbaruma.B
Cylance Unsafe
Zillya Worm.VB.Win32.29070
Sangfor Trojan.Win32.Save.a
K7GW P2PWorm ( 0050fa4b1 )
K7AntiVirus Trojan ( 0052964f1 )
Cyren W32/Ludbaruma.A.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/VB.OUD
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Worm.Ludbaruma-7601990-0
Kaspersky Trojan-Ransom.Win32.Blocker.kpuo
BitDefender MemScan:Worm.Ludbaruma.B
NANO-Antivirus Trojan.Win32.Blocker.facjyi
MicroWorld-eScan MemScan:Worm.Ludbaruma.B
Tencent Trojan-Ransom.Win32.Blocker.kalr
Ad-Aware MemScan:Worm.Ludbaruma.B
Sophos Mal/Generic-S + W32/Mato-N
Comodo Heur.Packed.MultiPacked@1z141z3
BitDefenderTheta AI:Packer.A549AD211D
VIPRE Trojan.Win32.Generic.pak!cobra
McAfee-GW-Edition BehavesLike.Win32.Generic.pc
Emsisoft MemScan:Worm.Ludbaruma.B (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Blocker.tav
Avira TR/Crypt.CFI.Gen
eGambit Unsafe.AI_Score_99%
Microsoft Worm:Win32/Bruhorn.B
ZoneAlarm Trojan-Ransom.Win32.Blocker.kpuo
GData MemScan:Worm.Ludbaruma.B
AhnLab-V3 Trojan/Win32.VBKrypt.C65458
Acronis suspicious
McAfee Artemis!ACC8AE4BFDCD
MAX malware (ai score=83)
VBA32 Trojan.Downloader
Malwarebytes Generic.Trojan.Malicious.DDS
Rising Worm.VBInjectEx!1.99E6 (CLOUD)
Yandex Trojan.GenAsa!6I2UhoBtLPY
Ikarus Trojan.Win32.Patched
Fortinet W32/Generic.AC.3FA996
AVG Win32:Malware-gen

How to remove Win32/VB.OUD 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 Win32/VB.OUD 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 Win32/VB.OUD you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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