Trojan-Ransom.Win32.Blocker.keua

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

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

In this post you will find about the meaning of Trojan-Ransom.Win32.Blocker.keua and its negative impact on your computer. Such ransomware are a kind of malware that is clarified by online scams to require paying the ransom by a sufferer.

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Most of the cases, Trojan-Ransom.Win32.Blocker.keua ransomware will certainly instruct its sufferers to launch funds transfer for the purpose of neutralizing the changes that the Trojan infection has actually presented to the victim’s tool.

Trojan-Ransom.Win32.Blocker.keua Summary

These modifications can be as complies with:

  • Creates RWX memory;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Drops a binary and executes it;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Installs itself for autorun at Windows startup;
  • Creates a hidden or system file;
  • Attempts to modify proxy settings;
  • Creates a copy of itself;
  • Creates known PcClient mutex and/or file changes.;
  • Ciphering the records found on the victim’s hard disk — so the sufferer can no longer use the data;
  • Preventing routine accessibility to the sufferer’s workstation;

Trojan-Ransom.Win32.Blocker.keua

One of the most common channels whereby Trojan-Ransom.Win32.Blocker.keua are injected are:

  • By methods of phishing e-mails;
  • As an effect of customer ending up on a resource that holds a destructive software application;

As quickly as the Trojan is effectively injected, it will certainly either cipher the information on the victim’s PC or prevent the device from operating in a correct manner – while likewise placing a ransom money note that discusses the requirement for the sufferers to impact the payment for the purpose of decrypting the papers or recovering the data system back to the initial condition. In a lot of circumstances, the ransom note will certainly turn up when the client restarts the PC after the system has already been harmed.

Trojan-Ransom.Win32.Blocker.keua distribution channels.

In numerous corners of the world, Trojan-Ransom.Win32.Blocker.keua grows by leaps as well as bounds. Nonetheless, the ransom money notes and also tricks of extorting the ransom money amount might differ depending on specific local (regional) setups. The ransom notes as well as tricks of obtaining the ransom amount may vary depending on particular neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty informs regarding unlicensed software application.

    In particular areas, the Trojans frequently wrongfully report having actually identified some unlicensed applications allowed on the target’s device. The alert then requires the individual to pay the ransom money.

    Faulty declarations concerning prohibited web content.

    In nations where software piracy is less preferred, this approach is not as efficient for the cyber frauds. Additionally, the Trojan-Ransom.Win32.Blocker.keua popup alert might falsely declare to be originating from a police establishment and also will certainly report having located child porn or various other unlawful data on the tool.

    Trojan-Ransom.Win32.Blocker.keua popup alert might falsely claim to be obtaining from a legislation enforcement institution and also will certainly report having located child pornography or other unlawful information on the device. The alert will likewise contain a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: EB4FDFD6
md5: c432b3ab8fb973fb8ed603624c589c6d
name: C432B3AB8FB973FB8ED603624C589C6D.mlw
sha1: c79986ec284c2ab0a78fcbaea10984b5bb000b9f
sha256: bdf2c59796b3d9a4026a940b820c627fcff7cb3909a85d7eeeabf6345931343f
sha512: d784d6979455aaefdcd63cf82036255ea7d1bb74085b46278cf71247fb25ed60b687b21315e9b1eda0cba8fd3a1d8ac5cab278ccaea2de559fba1d7cf573d9fa
ssdeep: 12288:XozGdX0M4ornOmZIzfMwHHQmRROXKNObOAy0G9ewKVaOyP:X4GHnhIzOaYU0EewKWP
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

Translation: 0x0809 0x04b0

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

GridinSoftTrojan.Ransom.Gen
K7AntiVirusSpyware ( 0051306c1 )
DrWebTrojan.DownLoader25.13643
ClamAVWin.Malware.Autoit-9811791-0
ALYacTrojan.GenericKD.12073827
ZillyaTrojan.Blocker.Win32.38607
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_60% (D)
AlibabaRansom:Win32/Blocker.b49a9ad7
K7GWSpyware ( 0051306c1 )
Cybereasonmalicious.b8fb97
SymantecML.Attribute.HighConfidence
ESET-NOD32multiple detections
APEXMalicious
AvastWin32:Malware-gen
CynetMalicious (score: 100)
KasperskyTrojan-Ransom.Win32.Blocker.keua
BitDefenderTrojan.GenericKD.12073827
NANO-AntivirusTrojan.Win32.KeyLogger.esarxt
MicroWorld-eScanTrojan.GenericKD.12073827
TencentWin32.Trojan.Blocker.Swak
Ad-AwareTrojan.GenericKD.12073827
SophosMal/Generic-S
ComodoMalware@#3ekfjvedktp1o
BitDefenderThetaAI:Packer.C82658D816
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.TrojanAitInject.hc
FireEyeGeneric.mg.c432b3ab8fb973fb
EmsisoftTrojan.GenericKD.12073827 (B)
AviraTR/Blocker.dwwzo
eGambitUnsafe.AI_Score_84%
Antiy-AVLTrojan/Generic.ASCommon.168
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftTrojanDropper:Win32/Randrew.A!rfn
GDataTrojan.GenericKD.12073827
AhnLab-V3Trojan/Win32.Randrew.C2079555
McAfeeArtemis!C432B3AB8FB9
MAXmalware (ai score=100)
VBA32Trojan.BtcMine
PandaTrj/CI.A
RisingTrojan.Obfus/Autoit!1.BEDE (CLASSIC)
IkarusTrojan-Spy.Agent
FortinetW32/Blocker.KEUA!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.Blocker.HgIASOsA

How to remove Trojan-Ransom.Win32.Blocker.keua ransomware?

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 Trojan-Ransom.Win32.Blocker.keua 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 Trojan-Ransom.Win32.Blocker.keua 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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