Written by Robert Bailey

What is Backdoor:Win32/Mirai.A infection?

In this post you will locate concerning the definition of Backdoor:Win32/Mirai.A as well as its adverse influence on your computer system. Such ransomware are a kind of malware that is specified by online fraudulences to demand paying the ransom money by a target.

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When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
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In the majority of the cases, Backdoor:Win32/Mirai.A virus will instruct its sufferers to initiate funds transfer for the objective of counteracting the modifications that the Trojan infection has introduced to the target’s gadget.

Backdoor:Win32/Mirai.A Summary

These adjustments can be as follows:

  • Executable code extraction;
  • Creates RWX memory;
  • A process created a hidden window;
  • 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.;
  • Uses Windows utilities for basic functionality;
  • Deletes its original binary from disk;
  • Checks the version of Bios, possibly for anti-virtualization;
  • Collects information to fingerprint the system;
  • Anomalous binary characteristics;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files found on the target’s disk drive — so the sufferer can no more utilize the information;
  • Preventing routine accessibility to the target’s workstation;

Related domains: BehavesLike.Win32.VirRansom.gc BehavesLike.Win32.VirRansom.gc BehavesLike.Win32.VirRansom.gc


The most regular networks whereby Backdoor:Win32/Mirai.A Ransomware Trojans are injected are:

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

As soon as the Trojan is successfully infused, it will either cipher the information on the target’s computer or protect against the gadget from functioning in a proper manner – while likewise putting a ransom note that discusses the demand for the sufferers to impact the settlement for the function of decrypting the files or restoring the documents system back to the first problem. In most circumstances, the ransom note will show up when the customer reboots the COMPUTER after the system has actually already been damaged.

Backdoor:Win32/Mirai.A distribution networks.

In different corners of the globe, Backdoor:Win32/Mirai.A grows by leaps and bounds. Nonetheless, the ransom money notes and also techniques of obtaining the ransom money quantity might vary relying on specific local (regional) settings. The ransom money notes and also techniques of obtaining the ransom quantity might vary depending on specific local (regional) setups.

Ransomware injection

As an example:

    Faulty alerts concerning unlicensed software program.

    In certain areas, the Trojans often wrongfully report having actually detected some unlicensed applications allowed on the target’s gadget. The alert after that demands the individual to pay the ransom money.

    Faulty statements regarding illegal web content.

    In countries where software piracy is much less popular, this technique is not as reliable for the cyber scams. Additionally, the Backdoor:Win32/Mirai.A popup alert may falsely claim to be deriving from a law enforcement institution and will certainly report having located youngster pornography or other unlawful data on the device.

    Backdoor:Win32/Mirai.A popup alert might incorrectly declare to be obtaining from a legislation enforcement organization and will report having located child pornography or other prohibited information on the device. The alert will likewise contain a need for the user to pay the ransom money.

Technical details

File Info:

crc32: 36DCF24A
md5: fc159f0d6087982c82ef9ed1d78cf840
name: FC159F0D6087982C82EF9ED1D78CF840.mlw
sha1: 7e0ea6b1fa5f07e642f320d27d35bf4dc731dd9b
sha256: 015124ab69e38c4e7742ce8e85b260b2a299c806cd1d9ba3586db038a98f743e
sha512: 4fa9a47bb3fdab60756c56e463d76d1f8e043bfdb69b2f2fee971e9f41a72b78e073d04e5824dc7f8348ce38bae344f6f58bdf1a4b923f324950e0fda8b64667
ssdeep: 12288:5iEZJmNfD9IZjKY9V1YWDzrjc4C2qgtXcw1sfYFLPYRdJVqii:5vmbIx19LjrsgtXH1sfM
type: PE32 executable (console) Intel 80386, for MS Windows, PECompact2 compressed

Version Info:

0: [No Data]

Backdoor:Win32/Mirai.A also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0042f7bb1 )
Lionic Trojan.Win32.Generic.4!c
Elastic malicious (high confidence)
DrWeb Trojan.DnsChange.8175
McAfee Artemis!FC159F0D6087
Cylance Unsafe
Zillya Trojan.GenericKD.Win32.53970
Sangfor Suspicious.Win32.Save.a
Alibaba Packed:Win32/PrivateexeProtector.65dd4032
K7GW Trojan ( 0042f7bb1 )
Cybereason malicious.d60879
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Packed.PrivateEXEProtector.F suspicious
APEX Malicious
Avast Win32:Malware-gen
Cynet Malicious (score: 100)
Kaspersky UDS:Trojan.Win32.Generic
BitDefender Trojan.GenericKD.44129677
NANO-Antivirus Virus.Win32.Gen-Crypt.ccnc
MicroWorld-eScan Trojan.GenericKD.44129677
Ad-Aware Trojan.GenericKD.44129677
Sophos ML/PE-A + Mal/Behav-004
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.VirRansom.gc
Emsisoft Trojan.GenericKD.44129677 (B)
SentinelOne Static AI – Malicious PE
Jiangmin TrojanDownloader.Banload.nzt
eGambit Unsafe.AI_Score_100%
Antiy-AVL Trojan/Win32.SGeneric
Microsoft Backdoor:Win32/Mirai.A
GData Trojan.GenericKD.44129677
Acronis suspicious
VBA32 Trojan.Wacatac
MAX malware (ai score=80)
Yandex Riskware.PrivProtector!nVP6NEq5T50
Fortinet PossibleThreat
AVG Win32:Malware-gen

How to remove Backdoor:Win32/Mirai.A 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

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 Backdoor:Win32/Mirai.A 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 Backdoor:Win32/Mirai.A you can always ask me in the comments for getting help.

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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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