Trojan-Ransom.Win32.Blocker.kpii

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

In this article you will discover regarding the definition of Trojan-Ransom.Win32.Blocker.kpii as well as its adverse impact on your computer system. Such ransomware are a form of malware that is elaborated by online frauds to demand paying the ransom by a target.

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Most of the cases, Trojan-Ransom.Win32.Blocker.kpii virus will certainly instruct its sufferers to initiate funds move for the purpose of neutralizing the amendments that the Trojan infection has presented to the victim’s device.

Trojan-Ransom.Win32.Blocker.kpii Summary

These alterations can be as adheres to:

  • Injection (inter-process);
  • Injection (Process Hollowing);
  • 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.
  • Expresses interest in specific running processes;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Executed a process and injected code into it, probably while unpacking;
  • 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.
  • 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 documents located on the target’s hard disk drive — so the victim can no more make use of the data;
  • Preventing normal access to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Trojan-Ransom.Win32.Blocker.kpii

One of the most typical channels through which Trojan-Ransom.Win32.Blocker.kpii are injected are:

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

As soon as the Trojan is efficiently injected, it will certainly either cipher the information on the victim’s PC or prevent the gadget from working in a correct manner – while also putting a ransom note that mentions the requirement for the targets to impact the settlement for the objective of decrypting the records or bring back the documents system back to the initial condition. In the majority of instances, the ransom note will certainly come up when the client reboots the COMPUTER after the system has already been harmed.

Trojan-Ransom.Win32.Blocker.kpii circulation channels.

In numerous edges of the world, Trojan-Ransom.Win32.Blocker.kpii grows by jumps as well as bounds. Nonetheless, the ransom notes and also techniques of obtaining the ransom quantity might differ depending on particular local (local) setups. The ransom money notes and also techniques of obtaining the ransom money quantity may vary depending on particular neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software.

    In particular areas, the Trojans typically wrongfully report having found some unlicensed applications made it possible for on the victim’s tool. The alert after that demands the user to pay the ransom.

    Faulty statements regarding prohibited content.

    In countries where software program piracy is much less preferred, this method is not as reliable for the cyber frauds. Alternatively, the Trojan-Ransom.Win32.Blocker.kpii popup alert might wrongly claim to be deriving from a law enforcement institution as well as will certainly report having located kid pornography or other illegal data on the tool.

    Trojan-Ransom.Win32.Blocker.kpii popup alert might falsely assert to be obtaining from a law enforcement organization and will certainly report having situated youngster pornography or other illegal data on the device. The alert will likewise consist of a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: 48CDED57
md5: 167cef1def04dbd1932da0aaedb95de1
name: 167CEF1DEF04DBD1932DA0AAEDB95DE1.mlw
sha1: 0aea471a1686097f4a03ebb2e200a19c8bab920d
sha256: 80f8cb749b5936f4585ca115505c38ccf46a989e257367be524b5f56f10bb1f9
sha512: 0eca9d905cecc14244e427e32ed368925908e0e688d387c0dcd0644f53860667b4159054b0665350609aa9d3177e2572684deaf8aae94e0b5b9ecd6581599599
ssdeep: 6144:TCY0jhjl+k3MMIMTkfMEUZIvsyBWJ4b4lcwMoDcckF:T05+kRjkPqIvsyB7b4WAcF
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

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

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
DrWeb Trojan.Winlock.3333
Cynet Malicious (score: 100)
Zillya Trojan.Yakes.Win32.13964
CrowdStrike win/malicious_confidence_90% (D)
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/LockScreen.AGU
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Blocker.kpii
NANO-Antivirus Trojan.Win32.Yakes.xoybh
Tencent Win32.Trojan.Yakes.ink
Sophos Mal/Generic-S
Comodo Suspicious@#156fiurzs8dm8
BitDefenderTheta Gen:NN.ZelphiF.34628.sGW@aWH83hg
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Android.fh
FireEye Generic.mg.167cef1def04dbd1
Webroot W32.Trojan.Gen
Avira HEUR/AGEN.1117114
Microsoft Trojan:Win32/Ransom.DR
McAfee PWS-Zbot.gen.bgi
Panda Trj/Pacrypt.E
Rising Ransom.Genasom!8.293 (CLOUD)
Yandex Trojan.DR!Li1ZSRgnEl8
Ikarus Trojan.Win32.Menti
Fortinet W32/Zbot.AAO!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 HEUR/QVM05.1.Malware.Gen

How to remove Trojan-Ransom.Win32.Blocker.kpii 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.kpii 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.kpii 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/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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