Worm:Win32/Vobfus!T

What is Worm:Win32/Vobfus!T infection?

In this post you will locate about the definition of Worm:Win32/Vobfus!T as well as its unfavorable impact on your computer. Such ransomware are a type of malware that is elaborated by online frauds to demand paying the ransom money by a sufferer.

Most of the cases, Worm:Win32/Vobfus!T virus will instruct its targets to initiate funds move for the function of counteracting the modifications that the Trojan infection has presented to the victim’s device.

Worm:Win32/Vobfus!T Summary

These modifications can be as follows:

  • 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;
  • 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.

  • 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.
  • 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
  • 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 disable Windows Auto Updates;
  • Creates a slightly modified copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Attempts to modify Explorer settings to prevent hidden files from being displayed;
  • Ciphering the papers situated on the target’s hard disk — so the target can no longer use the information;
  • Preventing routine accessibility 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.
Similar behavior
Related domains
ns1.spansearcher.net BScope.TrojanRansom.Blocker

Worm:Win32/Vobfus!T

One of the most regular networks where Worm:Win32/Vobfus!T Ransomware are injected are:

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

As quickly as the Trojan is efficiently injected, it will either cipher the information on the sufferer’s PC or avoid the tool from operating in an appropriate way – while likewise positioning a ransom money note that states the demand for the targets to effect the payment for the objective of decrypting the files or recovering the file system back to the first problem. In many circumstances, the ransom money note will show up when the client restarts the COMPUTER after the system has currently been harmed.

Worm:Win32/Vobfus!T distribution channels.

In different edges of the globe, Worm:Win32/Vobfus!T expands by jumps and bounds. However, the ransom money notes and also techniques of extorting the ransom money quantity may vary depending upon particular regional (regional) setups. The ransom money notes as well as techniques of extorting the ransom quantity may differ depending on certain local (regional) setups.

Ransomware injection

As an example:

    Faulty signals concerning unlicensed software program.

    In particular locations, the Trojans often wrongfully report having actually identified some unlicensed applications enabled on the sufferer’s device. The alert after that demands the user to pay the ransom.

    Faulty statements regarding unlawful content.

    In countries where software application piracy is less prominent, this method is not as reliable for the cyber scams. Alternatively, the Worm:Win32/Vobfus!T popup alert might incorrectly declare to be deriving from a police institution and will certainly report having situated child pornography or various other prohibited data on the tool.

    Worm:Win32/Vobfus!T popup alert may wrongly claim to be obtaining from a law enforcement organization and also will certainly report having located kid porn or various other unlawful information on the gadget. The alert will in a similar way include a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: 65FF7009md5: 4375f35f6cd2b6b41dd8bd7fe0e37554name: 4375F35F6CD2B6B41DD8BD7FE0E37554.mlwsha1: 05c55737d39b10324c82a86488e689e805b50630sha256: 8c0831e99f7041e56b93bc7c1b2777c30889086f978560ede5d16bd494ac4434sha512: dd6b94919cc2b7a8f41605392956f8ccd8af9e455aeed27e5bf17b0d3927280b144596ad969be802a474f35ccb293a7719beca2924b789e0149e6bad9bd1538essdeep: 6144:9mbQ94pWymPBeaSAOJ+7xi5eRed63qaCR8nIBX1:IcsLmPBeaSAOJ+7xi5eRed63qaCBtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0ProductVersion: 1.00InternalName: onTkiVFileVersion: 1.00OriginalFilename: onTkiV.exeProductName: IGCkox

Worm:Win32/Vobfus!T also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus EmailWorm ( 0054d10f1 )
Elastic malicious (high confidence)
DrWeb Trojan.VbCrypt.81
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Beebone.D
ALYac Gen:Variant.Chinky.7
Cylance Unsafe
Sangfor Win.Trojan.Changeup-6169544-0
CrowdStrike win/malicious_confidence_100% (D)
K7GW EmailWorm ( 0054d10f1 )
Cybereason malicious.f6cd2b
Baidu Win32.Worm.Pronny.d
Cyren W32/Vobfus.AI.gen!Eldorado
Symantec W32.Changeup
ESET-NOD32 Win32/Pronny.AD
APEX Malicious
Avast Win32:VB-ABLQ [Trj]
ClamAV Win.Packer.VBCrypt-5731517-0
Kaspersky Worm.Win32.Vobfus.aigr
BitDefender Gen:Variant.Chinky.7
NANO-Antivirus Trojan.Win32.WBNA.chvyyd
ViRobot Worm.Win32.A.WBNA.204800.W
SUPERAntiSpyware Trojan.Agent/Gen-Vobfus
MicroWorld-eScan Gen:Variant.Chinky.7
Tencent Worm.Win32.Vobfus.n
Ad-Aware Gen:Variant.Chinky.7
Sophos ML/PE-A + Mal/VBCheMan-B
Comodo TrojWare.Win32.VB.AVA@4paxk7
BitDefenderTheta Gen:NN.ZevbaF.34690.mm0@aafVLTpi
VIPRE Trojan.Win32.Generic!SB.0
TrendMicro WORM_VOBFUS.SMAB
McAfee-GW-Edition BehavesLike.Win32.VBObfus.dm
FireEye Generic.mg.4375f35f6cd2b6b4
Emsisoft Gen:Variant.Chinky.7 (B)
SentinelOne Static AI – Malicious PE
Avira TR/Chinky.755684
eGambit Unsafe.AI_Score_99%
Microsoft Worm:Win32/Vobfus.gen!T
Arcabit Trojan.Chinky.7
GData Gen:Variant.Chinky.7
TACHYON Worm/W32.Vobfus.204800.E
AhnLab-V3 Worm/Win32.WBNA.R21557
Acronis suspicious
McAfee Generic VB.kk
MAX malware (ai score=100)
VBA32 BScope.TrojanRansom.Blocker
Malwarebytes Worm.Obfuscator
Panda W32/Vobfus.GEW.worm
TrendMicro-HouseCall WORM_VOBFUS.SMAB
Rising Trojan.Win32.Generic.15A18C4F (C64:YzY0OrppPlePj2KN)
Yandex Trojan.GenAsa!V+F2Msh0F64
Ikarus Trojan.Win32.Otran
MaxSecure Virus.Virus.W32.VB.R5
Fortinet W32/VBKrypt.C!tr
AVG Win32:VB-ABLQ [Trj]
Paloalto generic.ml

How to remove Worm:Win32/Vobfus!T 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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Worm:Win32/Vobfus!T you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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