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

What is Trojan.BlockVMF.S10641641 infection?

In this post you will certainly find concerning the interpretation of Trojan.BlockVMF.S10641641 and also its unfavorable influence on your computer system. Such ransomware are a type of malware that is elaborated by online fraudulences to demand paying the ransom by a target.

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In the majority of the situations, Trojan.BlockVMF.S10641641 infection will certainly advise its victims to start funds move for the function of counteracting the modifications that the Trojan infection has introduced to the sufferer’s device.

Trojan.BlockVMF.S10641641 Summary

These alterations 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.
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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 documents located on the target’s hard drive — so the victim can no more make use of the information;
  • 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.


The most common channels through which Trojan.BlockVMF.S10641641 Ransomware Trojans are infused are:

  • By methods of phishing emails;
  • As an effect of user ending up on a source that holds a harmful software application;

As quickly as the Trojan is effectively injected, it will either cipher the information on the sufferer’s PC or prevent the device from working in an appropriate fashion – while additionally positioning a ransom note that states the requirement for the targets to effect the repayment for the objective of decrypting the papers or restoring the file system back to the preliminary problem. In many instances, the ransom money note will come up when the customer restarts the COMPUTER after the system has already been damaged.

Trojan.BlockVMF.S10641641 distribution networks.

In various edges of the world, Trojan.BlockVMF.S10641641 grows by leaps and also bounds. Nonetheless, the ransom money notes as well as methods of obtaining the ransom money amount may vary relying on specific neighborhood (regional) setups. The ransom notes as well as tricks of obtaining the ransom money quantity may differ depending on particular neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software.

    In certain locations, the Trojans commonly wrongfully report having actually spotted some unlicensed applications enabled on the victim’s device. The sharp after that demands the user to pay the ransom money.

    Faulty statements about unlawful content.

    In nations where software program piracy is less popular, this technique is not as reliable for the cyber scams. Alternatively, the Trojan.BlockVMF.S10641641 popup alert might wrongly claim to be originating from a police organization and will certainly report having located kid porn or other prohibited data on the gadget.

    Trojan.BlockVMF.S10641641 popup alert may incorrectly claim to be deriving from a legislation enforcement establishment as well as will certainly report having situated child pornography or other prohibited data on the gadget. The alert will similarly have a need for the individual to pay the ransom.

Technical details

File Info:

crc32: FB4506AF
md5: 7a734536ade93b16d738ec9999851c53
name: 7A734536ADE93B16D738EC9999851C53.mlw
sha1: 17acdf63c538a32bfb1ded4fcbb57105b09ba5f1
sha256: 853a7665708ad0aaf50eae426cc1cc5e8d726592cc510b8ba92ad109a81ed9d0
sha512: a9aefb24107489da01b0748679042eb7625c2f01f82b33f8b5bf816a951daf5901873d4a07e00d4930d52a1af3eedaa751d47c7f7b085f46cbf14b02da3f9cb2
ssdeep: 3072:B/5F/E7tEf0U+pWtYlpJH7iXQNgggHlxDZiYLK5WpYD:BhF4cJ+gWJH7igNgjdFKs
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

Trojan.BlockVMF.S10641641 also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0052964f1 )
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader7.3730
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.BlockVMF.S10641641
ALYac Worm.Ludbaruma.B
Cylance Unsafe
Zillya Trojan.RegrunGen.Win32.1
CrowdStrike win/malicious_confidence_100% (D)
K7GW P2PWorm ( 0050fa4b1 )
Cybereason malicious.6ade93
Baidu Win32.Worm.VB.k
Cyren W32/S-2ee348b2!Eldorado
Symantec Bloodhound.W32.VBWORM
Zoner Trojan.Win32.70598
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Worm.Untukmu-5949608-0
Kaspersky Trojan-Ransom.Win32.Blocker.kpuo
BitDefender Worm.Ludbaruma.B
NANO-Antivirus Trojan.Win32.Regrun.dxtouo
MicroWorld-eScan Worm.Ludbaruma.B
Tencent Trojan-Ransom.Win32.Blocker.kalr
Ad-Aware Worm.Ludbaruma.B
Sophos ML/PE-A + W32/Mato-N
Comodo TrojWare.Win32.Regrun.Q@1gs3xh
BitDefenderTheta AI:Packer.33904C7C1D
VIPRE Worm.Win32.Ludbaruma.a (v)
Emsisoft Worm.Ludbaruma.B (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Blocker.tav
Webroot W32.Malware.Gen
Avira TR/Agent.gdnw
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.2619BD7
Microsoft Worm:Win32/Bruhorn.B
Arcabit Worm.Ludbaruma.B
ZoneAlarm Trojan-Ransom.Win32.Blocker.kpuo
GData Win32.Worm.Ludbaruma.A
TACHYON Trojan/W32.VB-Ludbaruma.Zen
AhnLab-V3 Trojan/Win32.Blocker.R233013
Acronis suspicious
McAfee W32/Rontokbro.gen@MM
MAX malware (ai score=88)
VBA32 TScope.Trojan.VB
Malwarebytes Generic.Trojan.Malicious.DDS
Rising Ransom.Blocker!8.12A (TFE:dGZlOgWKyi/lv9zO9g)
Yandex Trojan.GenAsa!3Dzo+yWZn14
Ikarus Trojan.Win32.Patched
MaxSecure Trojan.Malware.121218.susgen
Fortinet W32/Regrun.PKE!tr
AVG Win32:Malware-gen

How to remove Trojan.BlockVMF.S10641641 ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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.BlockVMF.S10641641 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 Trojan.BlockVMF.S10641641 you can always ask me in the comments for getting help.

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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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