Trojan-Ransom.Win32.Blocker.lkum

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

What is Trojan-Ransom.Win32.Blocker.lkum infection?

In this article you will certainly discover regarding the definition of Trojan-Ransom.Win32.Blocker.lkum 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.

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In the majority of the cases, Trojan-Ransom.Win32.Blocker.lkum virus will advise its victims to initiate funds transfer for the objective of reducing the effects of the modifications that the Trojan infection has actually presented to the target’s device.

Trojan-Ransom.Win32.Blocker.lkum Summary

These modifications can be as complies with:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Injection with CreateRemoteThread in a remote process;
  • Attempts to connect to a dead IP:Port (2 unique times);
  • Creates RWX memory;
  • A process created a hidden window;
  • Drops a binary and executes it;
  • Code injection with CreateRemoteThread in a remote process;
  • Sniffs keystrokes;
  • Executed a process and injected code into it, probably while unpacking;
  • A system process is generating network traffic likely as a result of process injection;
  • Installs itself for autorun at Windows startup;
  • Creates a hidden or system file;
  • Likely virus infection of existing system binary;
  • Creates known SpyNet mutexes and/or registry changes.;
  • Ciphering the papers located on the victim’s hard disk — so the victim can no longer make use of the data;
  • Preventing regular accessibility to the target’s workstation;

Related domains:

haso.ddns.net Ransom:Win32/Blocker.9b44bdf3

Trojan-Ransom.Win32.Blocker.lkum

The most regular networks where Trojan-Ransom.Win32.Blocker.lkum Ransomware Trojans are injected are:

  • By methods of phishing e-mails;
  • As a consequence of user winding up on a source that holds a destructive software;

As soon as the Trojan is effectively injected, it will either cipher the information on the sufferer’s PC or stop the device from working in a correct fashion – while also positioning a ransom note that mentions the requirement for the victims to impact the settlement for the function of decrypting the documents or bring back the data system back to the preliminary problem. In a lot of instances, the ransom note will certainly show up when the customer restarts the PC after the system has actually currently been harmed.

Trojan-Ransom.Win32.Blocker.lkum distribution networks.

In numerous corners of the world, Trojan-Ransom.Win32.Blocker.lkum expands by jumps as well as bounds. However, the ransom money notes and techniques of obtaining the ransom quantity might vary depending on specific neighborhood (local) setups. The ransom money notes and also methods of obtaining the ransom money quantity might differ depending on certain neighborhood (local) settings.

Ransomware injection

For instance:

    Faulty signals about unlicensed software program.

    In specific areas, the Trojans frequently wrongfully report having identified some unlicensed applications enabled on the victim’s device. The sharp then requires the individual to pay the ransom money.

    Faulty statements concerning illegal content.

    In countries where software piracy is much less preferred, this approach is not as reliable for the cyber frauds. Additionally, the Trojan-Ransom.Win32.Blocker.lkum popup alert may incorrectly assert to be originating from a police organization as well as will certainly report having situated kid pornography or various other prohibited data on the gadget.

    Trojan-Ransom.Win32.Blocker.lkum popup alert might falsely declare to be deriving from a legislation enforcement institution and also will certainly report having situated youngster pornography or various other illegal information on the gadget. The alert will similarly contain a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 7CC241EF
md5: 89cc4bbe21bbe4428fefc7918f02910e
name: 89CC4BBE21BBE4428FEFC7918F02910E.mlw
sha1: f1091bbb866185adcd2fac0e855cc56432a9adaa
sha256: 431bd4b968f294211c853da11e1d79297834b838e427ac9a4eca4b8ab51becc3
sha512: c4d33d4aa9c9817d3831f456e764c8e32ff5e6acb855ef3d6305775bb888857b949bafdd7fed435dcb36a173e2fef9eeb6fb950d0697f7539beb3c90f5aed6f2
ssdeep: 24576:mLeTcAXypokLnIoO2LykEpoy2nPgprWkfLV:AeTcAXSokLnfO2LykEmy2nPZkfLV
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2002
Assembly Version: 67.45.69.55
InternalName: 55555555.EXE
FileVersion: 11.95.65.86
Comments: WindowsApplication22
ProductName: WindowsApplication22
ProductVersion: 11.95.65.86
FileDescription: WindowsApplication22
OriginalFilename: 55555555.EXE

Trojan-Ransom.Win32.Blocker.lkum also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 004be5b21 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Trojan.GenericKD.40762699
Cylance Unsafe
Zillya Trojan.Blocker.Win32.41919
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Ransom:Win32/Blocker.9b44bdf3
K7GW Trojan ( 004be5b21 )
Cybereason malicious.e21bbe
Cyren W32/MSIL_Kryptik.DGQ.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Packed.Confuser.P suspicious
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Packed.Hpbladabi-6860330-0
Kaspersky Trojan-Ransom.Win32.Blocker.lkum
BitDefender Trojan.GenericKD.40762699
NANO-Antivirus Trojan.Win32.Blocker.fmrlck
MicroWorld-eScan Trojan.GenericKD.40762699
Tencent Win32.Backdoor.Cybergate.Uijs
Ad-Aware Trojan.GenericKD.40762699
Sophos Mal/Generic-S
Comodo Malware@#2rhqfwdahgu7c
BitDefenderTheta Gen:NN.ZemsilF.34758.Ym0@aG3!QFi
McAfee-GW-Edition BehavesLike.Win32.Generic.ch
FireEye Generic.mg.89cc4bbe21bbe442
Emsisoft Trojan.GenericKD.40762699 (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1141908
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASBOL.38BB
Microsoft Backdoor:Win32/Bladabindi!ml
AegisLab Trojan.Win32.Blocker.4!c
ZoneAlarm Trojan-Ransom.Win32.Blocker.lkum
GData Trojan.GenericKD.40762699
McAfee Artemis!89CC4BBE21BB
MAX malware (ai score=89)
VBA32 TScope.Trojan.MSIL
Panda Trj/GdSda.A
Yandex Trojan.Blocker!kOgHP+uTTlI
MaxSecure Trojan.Malware.300983.susgen
Fortinet MSIL/Injecto.58E1!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Trojan-Ransom.Win32.Blocker.lkum 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-Ransom.Win32.Blocker.lkum 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-Ransom.Win32.Blocker.lkum 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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