Trojan-Ransom.Win32.Blocker.kbex

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

In this article you will discover about the interpretation of Trojan-Ransom.Win32.Blocker.kbex and also its negative impact on your computer. Such ransomware are a type of malware that is elaborated by online fraudulences to demand paying the ransom money by a target.

In the majority of the cases, Trojan-Ransom.Win32.Blocker.kbex ransomware will advise its targets to start funds transfer for the objective of counteracting the modifications that the Trojan infection has introduced to the victim’s tool.

Trojan-Ransom.Win32.Blocker.kbex Summary

These alterations can be as adheres to:

  • At least one process apparently crashed during execution;
  • Attempts to connect to a dead IP:Port (1 unique times);
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Possible date expiration check, exits too soon after checking local time;
  • A process attempted to delay the analysis task.;
  • Network anomalies occured during the analysis.;
  • A process created a hidden window;
  • 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.
  • Uses Windows utilities for basic functionality;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • 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.
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Checks the system manufacturer, likely for anti-virtualization;
  • Creates a copy of itself;
  • Ciphering the papers found on the victim’s hard drive — so the target can no longer utilize the information;
  • Preventing routine access to the sufferer’s workstation;
Similar behavior
Related domains
z.whorecord.xyz Trojan.Ransom.Blocker.gen
a.tomx.xyz Trojan.Ransom.Blocker.gen
coordinates.ddns.net Trojan.Ransom.Blocker.gen
egyth.dynu.net Trojan.Ransom.Blocker.gen

Trojan-Ransom.Win32.Blocker.kbex

One of the most typical networks where Trojan-Ransom.Win32.Blocker.kbex Ransomware are infused are:

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

As quickly as the Trojan is effectively injected, it will certainly either cipher the information on the sufferer’s PC or stop the device from working in a correct fashion – while likewise putting a ransom money note that states the demand for the targets to effect the payment for the purpose of decrypting the files or restoring the file system back to the preliminary condition. In many circumstances, the ransom money note will come up when the client restarts the COMPUTER after the system has currently been harmed.

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

In different edges of the globe, Trojan-Ransom.Win32.Blocker.kbex grows by jumps and also bounds. However, the ransom money notes and tricks of obtaining the ransom amount may vary depending upon specific local (regional) settings. The ransom notes as well as techniques of extorting the ransom quantity may differ depending on particular local (regional) settings.

Ransomware injection

For example:

    Faulty informs about unlicensed software program.

    In certain locations, the Trojans often wrongfully report having detected some unlicensed applications enabled on the target’s tool. The sharp after that requires the customer to pay the ransom money.

    Faulty declarations concerning prohibited content.

    In countries where software program piracy is much less popular, this approach is not as efficient for the cyber fraudulences. Alternatively, the Trojan-Ransom.Win32.Blocker.kbex popup alert might incorrectly claim to be stemming from a law enforcement organization and also will report having located kid porn or other unlawful data on the tool.

    Trojan-Ransom.Win32.Blocker.kbex popup alert may wrongly assert to be deriving from a legislation enforcement organization and also will certainly report having situated kid porn or other prohibited information on the gadget. The alert will similarly contain a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: DF8A90FAmd5: 645fc735a4a8c11f02f3c7c8b0e646e2name: 645FC735A4A8C11F02F3C7C8B0E646E2.mlwsha1: 5a3bc3455abb9c071e613a4ed458b7ae88d3c675sha256: d576b6171b62a5ef9cddcd6ce8ac22407b91fb0a256ebdaaa97c9ed25c1d3b7bsha512: 4b6c38235e587a800eebba8451b1d0454c223a77e6bb7309ab90fee78183f60b0c94c2b63abb01defbb8d3de09a043519be971c4d4bf3f15cc9fecf8a4657fe8ssdeep: 12288:Ttb20Qc3lT7af41ePBRYuQLKpqeUhbTv5OFgNuPPpHSgaON6vqV6A:Ttb20pkaCqT5TBWgNQ7ahqV6Atype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

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

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
MicroWorld-eScan Trojan.GenericKD.30575120
ALYac Trojan.Ransom.Blocker.gen
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Trojan.Win32.Tiggre.rfn
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.GenericKD.30575120
K7GW Riskware ( 0040eff71 )
CrowdStrike win/malicious_confidence_80% (W)
Arcabit Trojan.Generic.D1D28A10
Symantec ML.Attribute.HighConfidence
TrendMicro-HouseCall TROJ_KRYPTIK.XXUHV
Avast FileRepMalware
Kaspersky Trojan-Ransom.Win32.Blocker.kbex
Alibaba Ransom:Win32/Blocker.9c8be8b7
NANO-Antivirus Trojan.Win32.Blocker.esbgtg
Tencent Win32.Trojan.Blocker.Wncx
Ad-Aware Trojan.GenericKD.30575120
Emsisoft Trojan.GenericKD.30575120 (B)
F-Secure Trojan.TR/Blocker.nelvr
TrendMicro TROJ_KRYPTIK.XXUHV
McAfee-GW-Edition BehavesLike.Win32.Generic.ch
FireEye Generic.mg.645fc735a4a8c11f
Sophos Mal/Generic-S
Avira TR/Blocker.nelvr
Microsoft Ransom:Win32/Blocker
ZoneAlarm Trojan-Ransom.Win32.Blocker.kbex
GData Trojan.GenericKD.30575120
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.ADH.C600762
McAfee Artemis!645FC735A4A8
MAX malware (ai score=99)
VBA32 TrojanRansom.Blocker
Malwarebytes MachineLearning/Anomalous.100%
Panda Trj/CI.A
APEX Malicious
Ikarus Trojan.Blocker
eGambit Unsafe.AI_Score_72%
Fortinet W32/Blocker.KBEX!tr
MaxSecure Trojan.Malware.12232464.susgen
AVG FileRepMalware
Cybereason malicious.5a4a8c
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Blocker.HgIASOYA

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

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 Trojan-Ransom.Win32.Blocker.kbex 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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