Trojan-Ransom.Win32.Blocker.mnno

Written by Robert Bailey

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

In this article you will certainly locate regarding the meaning of Trojan-Ransom.Win32.Blocker.mnno as well as its adverse impact on your computer. Such ransomware are a type of malware that is elaborated by online scams to require paying the ransom money by a sufferer.

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Most of the situations, Trojan-Ransom.Win32.Blocker.mnno infection will certainly instruct its targets to start funds transfer for the function of neutralizing the modifications that the Trojan infection has presented to the target’s tool.

Trojan-Ransom.Win32.Blocker.mnno Summary

These modifications can be as complies with:

  • Injection (inter-process);
  • Injection with CreateRemoteThread in a remote process;
  • 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.
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • Uses Windows utilities for basic functionality;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • A potential decoy document was displayed to the user;
  • 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.
  • Ciphering the documents situated on the victim’s disk drive — so the target can no longer make use of the information;
  • Preventing regular 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.
Similar behavior
Related domains
z.whorecord.xyz Trojan-Ransom.Win32.Blocker.mnno
a.tomx.xyz Trojan-Ransom.Win32.Blocker.mnno

Trojan-Ransom.Win32.Blocker.mnno

The most regular channels whereby Trojan-Ransom.Win32.Blocker.mnno Ransomware are injected are:

  • By methods of phishing emails;
  • As a consequence of individual ending up on a resource that holds a destructive software program;

As soon as the Trojan is effectively injected, it will either cipher the information on the victim’s computer or stop the gadget from operating in an appropriate way – while additionally placing a ransom money note that mentions the need for the victims to impact the repayment for the purpose of decrypting the documents or recovering the documents system back to the first condition. In a lot of instances, the ransom note will turn up when the customer restarts the PC after the system has actually already been harmed.

Trojan-Ransom.Win32.Blocker.mnno circulation networks.

In various corners of the globe, Trojan-Ransom.Win32.Blocker.mnno expands by jumps as well as bounds. Nonetheless, the ransom notes and methods of obtaining the ransom money quantity might vary depending on specific neighborhood (local) settings. The ransom money notes and methods of extorting the ransom amount might differ depending on certain neighborhood (local) settings.

Ransomware injection

As an example:

    Faulty signals concerning unlicensed software.

    In certain areas, the Trojans usually wrongfully report having actually discovered some unlicensed applications made it possible for on the sufferer’s tool. The alert after that requires the individual to pay the ransom.

    Faulty statements concerning prohibited web content.

    In nations where software piracy is less preferred, this method is not as efficient for the cyber scams. Alternatively, the Trojan-Ransom.Win32.Blocker.mnno popup alert may falsely claim to be deriving from a law enforcement establishment and also will certainly report having located child porn or various other prohibited information on the device.

    Trojan-Ransom.Win32.Blocker.mnno popup alert might incorrectly assert to be deriving from a law enforcement establishment and also will certainly report having situated youngster pornography or other illegal information on the gadget. The alert will likewise contain a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 94FC680D
md5: a123ea288cf8f682b92ed5360e33c7bd
name: images.exe
sha1: ebea422102b383d8f3a2a6fd549c21fd32f742eb
sha256: 6c36ba6efad78ce56fd6427fe30cb96797a4c354814405f4751ff204dab9a558
sha512: 13dd28b8dd156173d9787f64b2051b9602d722428523719bd0afc576abe16e276401b3215875cb496f7ca5c76b947d6d5d6c29fc6e1966b4ce221f68fc360ee9
ssdeep: 24576:oAOcZZXYQJWbUUCu7zxam1uk8NkLvrDzUWJ02OI:GBasBYkLvnzU+MI
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

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

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware2
MicroWorld-eScan Trojan.GenericKD.42901544
FireEye Generic.mg.a123ea288cf8f682
CAT-QuickHeal JAVA.RAT.Suspicious.A
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Trojan ( 004f11821 )
BitDefender Trojan.GenericKD.42901544
K7GW Trojan ( 004f11821 )
Invincea heuristic
Symantec Trojan.Gen.MBT
APEX Malicious
Paloalto generic.ml
GData Trojan.GenericKD.42901544
Kaspersky Trojan-Ransom.Win32.Blocker.mnno
Alibaba Ransom:Win32/Blocker.4f60cbd4
NANO-Antivirus Trojan.Java.Ratty.fmciga
Tencent Win32.Trojan.Blocker.Lipv
Endgame malicious (high confidence)
Sophos Mal/Generic-S
McAfee-GW-Edition BehavesLike.Win32.Backdoor.tc
Trapmine malicious.high.ml.score
Emsisoft Trojan.GenericKD.42901544 (B)
Ikarus Win32.Outbreak
Cyren Java/Ratty.A.gen-cls!Camelot
Webroot W32.Blocker.Mnno
MAX malware (ai score=88)
Microsoft Trojan:Win32/Occamy.B
Arcabit Trojan.Generic.D28EA028
AegisLab Trojan.Win32.Blocker.j!c
ZoneAlarm Trojan-Ransom.Win32.Blocker.mnno
ALYac Trojan.GenericKD.42901544
Panda Trj/CI.A
Ad-Aware Trojan.GenericKD.42901544
AVG FileRepMetagen [Malware]
CrowdStrike win/malicious_confidence_90% (W)
Qihoo-360 Win32/Trojan.Ransom.e09

How to remove Trojan-Ransom.Win32.Blocker.mnno virus?

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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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.mnno 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.mnno 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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