Backdoor:MSIL/Orcus.A!bit

Written by Robert Bailey

What is Backdoor:MSIL/Orcus.A!bit infection?

In this article you will locate regarding the interpretation of Backdoor:MSIL/Orcus.A!bit and also its unfavorable effect on your computer. Such ransomware are a form of malware that is elaborated by on-line scams to demand paying the ransom by a victim.

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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 instances, Backdoor:MSIL/Orcus.A!bit ransomware will instruct its sufferers to launch funds transfer for the purpose of reducing the effects of the amendments that the Trojan infection has actually introduced to the target’s gadget.

Backdoor:MSIL/Orcus.A!bit Summary

These modifications can be as complies with:

  • The binary likely contains encrypted or compressed data.;
  • Network activity detected but not expressed in API logs;
  • Anomalous binary characteristics;
  • Ciphering the documents found on the victim’s hard disk drive — so the target can no longer use the data;
  • Preventing routine access to the target’s workstation;

Related domains:

z.whorecord.xyz VHO:Trojan-Ransom.Win32.Convagent.gen
a.tomx.xyz VHO:Trojan-Ransom.Win32.Convagent.gen

Backdoor:MSIL/Orcus.A!bit

One of the most regular channels through which Backdoor:MSIL/Orcus.A!bit Ransomware are infused are:

  • By means of phishing emails;
  • As a consequence of individual winding up on a resource that organizes a destructive software application;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the target’s PC or prevent the tool from working in a correct way – while also positioning a ransom note that points out the need for the targets to effect the settlement for the objective of decrypting the files or restoring the documents system back to the preliminary problem. In a lot of instances, the ransom money note will turn up when the client restarts the COMPUTER after the system has actually currently been damaged.

Backdoor:MSIL/Orcus.A!bit distribution channels.

In numerous corners of the world, Backdoor:MSIL/Orcus.A!bit grows by leaps and also bounds. Nevertheless, the ransom money notes and tricks of obtaining the ransom amount may differ depending upon specific neighborhood (regional) setups. The ransom money notes and also tricks of obtaining the ransom money amount may vary depending on specific local (local) settings.

Ransomware injection

As an example:

    Faulty alerts concerning unlicensed software.

    In certain areas, the Trojans usually wrongfully report having actually detected some unlicensed applications enabled on the target’s device. The alert after that requires the user to pay the ransom.

    Faulty statements concerning illegal web content.

    In countries where software piracy is much less prominent, this method is not as efficient for the cyber scams. Conversely, the Backdoor:MSIL/Orcus.A!bit popup alert might falsely claim to be originating from a law enforcement organization as well as will certainly report having situated kid porn or other illegal data on the device.

    Backdoor:MSIL/Orcus.A!bit popup alert might incorrectly declare to be acquiring from a regulation enforcement organization and will report having located youngster pornography or other prohibited information on the tool. The alert will likewise include a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: FFF7B41A
md5: bca4e0beda906c45befbc6a7f301bff2
name: BCA4E0BEDA906C45BEFBC6A7F301BFF2.mlw
sha1: cc7ff3345dafad25f9c5444982c233330eaf7faa
sha256: 00b0a8c827aa676690da206e1bc9c8ad8a1415087ba9421e1a9ac650e1a464f4
sha512: a760e67bbd3fcb03d604e29028bdcdd899a532b87b3282d5cff043d720c7e372df67309d6b010eb601a2fb3b0fb6d927029b969da146e0159e961d531a33bf1b
ssdeep: 12288:Oh1Lk70TnvjcmZHL8BHF1NgkFGmLnBcCNkk1wkMAhhDrb+57XteUbSrjbrRd1bhl:Ck70TrcSkF1NjbnBcCHh9rCErjbrRdbl
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright:
Assembly Version: 1.0.0.0
InternalName: Orcus.exe
FileVersion: 1.0.0.0
CompanyName:
LegalTrademarks:
Comments:
ProductName:
ProductVersion: 1.0.0.0
FileDescription:
OriginalFilename: Orcus.exe

Backdoor:MSIL/Orcus.A!bit also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb BackDoor.Bifrost.19762
Cynet Malicious (score: 100)
ALYac DeepScan:Generic.MSIL.PasswordStealerA.4F6CB253
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_70% (D)
Cybereason malicious.eda906
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Orcusrat.D
APEX Malicious
Avast Win32:CrypterX-gen [Trj]
Kaspersky VHO:Trojan-Ransom.Win32.Convagent.gen
BitDefender DeepScan:Generic.MSIL.PasswordStealerA.4F6CB253
MicroWorld-eScan DeepScan:Generic.MSIL.PasswordStealerA.4F6CB253
Ad-Aware DeepScan:Generic.MSIL.PasswordStealerA.4F6CB253
Sophos Generic ML PUA (PUA)
BitDefenderTheta Gen:NN.ZexaF.34050.Tq0@a4ebGbm
McAfee-GW-Edition BehavesLike.Win32.Generic.bc
FireEye Generic.mg.bca4e0beda906c45
Emsisoft DeepScan:Generic.MSIL.PasswordStealerA.4F6CB253 (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1128549
eGambit Unsafe.AI_Score_99%
Microsoft Backdoor:MSIL/Orcus.A!bit
SUPERAntiSpyware Trojan.Agent/Gen-Injector
GData DeepScan:Generic.MSIL.PasswordStealerA.4F6CB253
TACHYON Trojan/W32.Fsysna.747520
AhnLab-V3 Trojan/Win32.Generic.C2185753
Acronis suspicious
MAX malware (ai score=86)
Malwarebytes Backdoor.Orcus
Rising Trojan.Generic@ML.100 (RDML:VV5aTQq40AQ31Xbr4nfUBw)
Ikarus Trojan.MSIL.Crypt
AVG Win32:CrypterX-gen [Trj]

How to remove Backdoor:MSIL/Orcus.A!bit 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:MSIL/Orcus.A!bit 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:MSIL/Orcus.A!bit 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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