Ransom:Win32/Avaddon.C!MTB

Written by Robert Bailey

What is Ransom:Win32/Avaddon.C!MTB infection?

In this post you will certainly find about the definition of Ransom:Win32/Avaddon.C!MTB and its unfavorable impact on your computer. Such ransomware are a kind of malware that is clarified by on the internet fraudulences to demand paying the ransom money by a victim.

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In the majority of the situations, Ransom:Win32/Avaddon.C!MTB infection will advise its victims to initiate funds move for the objective of counteracting the modifications that the Trojan infection has actually introduced to the victim’s gadget.

Ransom:Win32/Avaddon.C!MTB Summary

These adjustments can be as adheres to:

  • Attempts to connect to a dead IP:Port (2 unique times);
  • Creates RWX memory;
  • A process attempted to delay the analysis task.;
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • A process created a hidden window;
  • Performs some HTTP requests;
  • Creates an autorun.inf file;
  • Uses Windows utilities for basic functionality;
  • Sniffs keystrokes;
  • Attempts to delete volume shadow copies;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Modifies boot configuration settings;
  • Installs itself for autorun at Windows startup;
  • Creates a hidden or system file;
  • Clears Windows events or logs;
  • Creates a copy of itself;
  • Attempts to disable UAC;
  • Attempts to create or modify system certificates;
  • Attempts to modify UAC prompt behavior;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers situated on the target’s hard drive — so the victim can no longer make use of the information;
  • Preventing routine accessibility to the sufferer’s workstation;

Related domains:

ocsp.digicert.com Gen:Variant.Ransom.LockerGoga.11
www.msftconnecttest.com Gen:Variant.Ransom.LockerGoga.11
api.myip.com Gen:Variant.Ransom.LockerGoga.11

Ransom:Win32/Avaddon.C!MTB

The most common channels where Ransom:Win32/Avaddon.C!MTB Trojans are infused are:

  • By means of phishing e-mails;
  • As a consequence of individual winding up on a source that hosts a destructive software program;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the sufferer’s computer or stop the tool from functioning in an appropriate manner – while additionally putting a ransom money note that points out the need for the sufferers to impact the repayment for the objective of decrypting the documents or recovering the data system back to the first problem. In many instances, the ransom note will certainly come up when the customer restarts the COMPUTER after the system has actually already been harmed.

Ransom:Win32/Avaddon.C!MTB circulation networks.

In numerous corners of the world, Ransom:Win32/Avaddon.C!MTB grows by leaps as well as bounds. Nevertheless, the ransom money notes as well as tricks of extorting the ransom money amount may vary depending on specific local (regional) setups. The ransom money notes and also methods of obtaining the ransom quantity may vary depending on specific neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty informs about unlicensed software application.

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

    Faulty declarations about unlawful web content.

    In nations where software piracy is much less preferred, this approach is not as efficient for the cyber fraudulences. Alternatively, the Ransom:Win32/Avaddon.C!MTB popup alert may falsely declare to be stemming from a police establishment as well as will report having located child pornography or various other illegal data on the gadget.

    Ransom:Win32/Avaddon.C!MTB popup alert may incorrectly declare to be deriving from a regulation enforcement organization as well as will report having located kid porn or various other prohibited data on the tool. The alert will likewise consist of a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: A77EAA1C
md5: afa2ca05aa45ae99871932dcf92c892c
name: installer.exe
sha1: ddd96541107aa0460369734fa69b6197e6a4495c
sha256: e5c6dfcac71a62e8d1897a692db95cc55b4c9b1a41b64f07f6da6b0ea54b110d
sha512: 50a8ca877f06c51b21d8ec624eb98a39081f175fedcf1559f1ac46966fc554c856d31753b38f99bf3ac99193938825bd4abd6433cefa2c43126770c57c38e646
ssdeep: 24576:z5B+81VQDvP8SMsvVVhCDiLWJMy4zkxF8HrP4S+RbbbbpcO9:/H1VG8SMsvVVhOKy4zMFxSSbbbbpc
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
InternalName: taskhost.exe
FileVersion: 10.0.17763.831 (WinBuild.160101.0800)
CompanyName: Microsoft Corporation
ProductName: Microsoftxae Windowsxae Operating System
ProductVersion: 10.0.17763.831
FileDescription: Host Process for Windows Tasks
OriginalFilename: taskhost.exe
Translation: 0x0409 0x04b0

Ransom:Win32/Avaddon.C!MTB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
MicroWorld-eScan Gen:Variant.Ransom.LockerGoga.11
FireEye Generic.mg.afa2ca05aa45ae99
McAfee Artemis!AFA2CA05AA45
ALYac Gen:Variant.Ransom.LockerGoga.11
Cylance Unsafe
Sangfor Malware
BitDefender Gen:Variant.Ransom.LockerGoga.11
Cybereason malicious.5aa45a
TrendMicro Ransom.Win32.AVADDON.SMYJAF-A
BitDefenderTheta Gen:NN.ZexaF.34136.gv0@aGutAEii
Cyren W32/Filecoder.AE.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.Avaddon.A
TrendMicro-HouseCall Ransom.Win32.AVADDON.SMYJAF-A
Avast Win32:RansomX-gen [Ransom]
GData Gen:Variant.Ransom.LockerGoga.11
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Ransom:Win32/Avaddon.9156ddb1
AegisLab Trojan.Win32.Generic.4!c
Tencent Win32.Trojan.Filecoder.Lqyk
Sophos Mal/Generic-S
Emsisoft Gen:Variant.Ransom.LockerGoga.11 (B)
APEX Malicious
F-Prot W32/Filecoder.AE.gen!Eldorado
Jiangmin Trojan.Rack.gn
eGambit Unsafe.AI_Score_99%
MAX malware (ai score=87)
Arcabit Trojan.Ransom.LockerGoga.11
AhnLab-V3 Malware/Win32.RL_Generic.R341088
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft Ransom:Win32/Avaddon.C!MTB
Ad-Aware Gen:Variant.Ransom.LockerGoga.11
Panda Trj/GdSda.A
Rising Ransom.Avaddon!1.C7A8 (CLOUD)
Ikarus Trojan-Ransom.Avaddon
Fortinet W32/Filecoder.C314!tr.ransom
AVG Win32:RansomX-gen [Ransom]
CrowdStrike win/malicious_confidence_60% (W)

How to remove Ransom:Win32/Avaddon.C!MTB 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 Ransom:Win32/Avaddon.C!MTB 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 Ransom:Win32/Avaddon.C!MTB 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: http://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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