MSIL/Filecoder.Atom.AA

What is MSIL/Filecoder.Atom.AA infection?

In this post you will discover concerning the definition of MSIL/Filecoder.Atom.AA and also its adverse impact on your computer system. Such ransomware are a type of malware that is elaborated by on-line scams to require paying the ransom by a victim.

In the majority of the situations, MSIL/Filecoder.Atom.AA ransomware will instruct its sufferers to initiate funds transfer for the objective of counteracting the modifications that the Trojan infection has introduced to the sufferer’s device.

MSIL/Filecoder.Atom.AA Summary

These modifications can be as adheres to:

  • The binary likely contains encrypted or compressed data.;
  • Network activity detected but not expressed in API logs;
  • Ciphering the records situated on the victim’s disk drive — so the sufferer can no more make use of the information;
  • Preventing regular access to the victim’s workstation;

MSIL/Filecoder.Atom.AA

The most normal channels where MSIL/Filecoder.Atom.AA Ransomware Trojans are injected are:

  • By methods of phishing emails;
  • As an effect of individual ending up on a resource that holds a malicious software program;

As quickly as the Trojan is successfully infused, it will either cipher the information on the target’s computer or protect against the tool from working in an appropriate way – while additionally putting a ransom note that discusses the requirement for the targets to impact the repayment for the objective of decrypting the documents or bring back the file system back to the preliminary condition. In most circumstances, the ransom note will show up when the customer reboots the PC after the system has actually currently been damaged.

MSIL/Filecoder.Atom.AA circulation channels.

In numerous edges of the world, MSIL/Filecoder.Atom.AA grows by jumps as well as bounds. Nonetheless, the ransom notes and methods of extorting the ransom money amount might differ depending on specific regional (local) settings. The ransom notes and also tricks of obtaining the ransom money quantity might differ depending on specific neighborhood (local) setups.

Ransomware injection

For example:

    Faulty signals regarding unlicensed software.

    In specific areas, the Trojans typically wrongfully report having spotted some unlicensed applications made it possible for on the target’s gadget. The sharp after that demands the user to pay the ransom money.

    Faulty statements regarding prohibited content.

    In countries where software piracy is less popular, this technique is not as effective for the cyber fraudulences. Alternatively, the MSIL/Filecoder.Atom.AA popup alert may incorrectly declare to be stemming from a police organization as well as will report having located kid pornography or other unlawful information on the device.

    MSIL/Filecoder.Atom.AA popup alert may incorrectly claim to be acquiring from a regulation enforcement institution and will report having located child porn or various other prohibited data on the device. The alert will in a similar way contain a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 688F6D44md5: cf12f2c0e54cd8ba93511fba008380a6name: CF12F2C0E54CD8BA93511FBA008380A6.mlwsha1: 0b0a9534cef684c93c2fc591e55ceaf831e2275dsha256: 35104f21cc385fd8f07e162d05bad1aa1d940d1fb08b796993e811639d65b69asha512: 1193cba49b8329be02f3852d4b7b17a45684b00555779caff9224ba6ca35821e9bb139b384bbf6ff2de07d3e89d1a85b69a731a58c4cca392f67c1842c017698ssdeep: 12288:h3p++aKoXd5HnAyehPwq4hjXczajwVT199Ko/E5ERsY+TKPq++YI5UddzaVSdr:hZ++aKkdpnA/DS0FZZ4Ep8Y/VaVStype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Assembly Version: 1.0.0.0InternalName: Decryptor.exeFileVersion: 1.0.0.0CompanyName: LegalTrademarks: Comments: ProductName: ProductVersion: 1.0.0.0FileDescription: OriginalFilename: Decryptor.exe

MSIL/Filecoder.Atom.AA also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Riskware ( 0040eff71 )
Elastic malicious (high confidence)
ALYac Gen:Variant.MSILKrypt.53
Sangfor Trojan.Win32.Save.a
Alibaba Trojan:MSIL/Filecoder.164e390c
K7GW Riskware ( 0040eff71 )
Cybereason malicious.0e54cd
Symantec Hacktool.Equation
ESET-NOD32 MSIL/Filecoder.Atom.AA
APEX Malicious
Avast Win32:Malware-gen
Kaspersky UDS:DangerousObject.Multi.Generic
BitDefender Gen:Variant.MSILKrypt.53
MicroWorld-eScan Gen:Variant.MSILKrypt.53
Tencent Win32.Trojan.Crypt.Szla
Ad-Aware Gen:Variant.MSILKrypt.53
BitDefenderTheta Gen:NN.ZemsilF.34110.Wq0@aWUlBum
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition Artemis!Trojan
FireEye Generic.mg.cf12f2c0e54cd8ba
Emsisoft Gen:Variant.MSILKrypt.53 (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Trojan.Ransom
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Trojan:Win32/Wacatac.B!ml
GData Gen:Variant.MSILKrypt.53
McAfee Artemis!CF12F2C0E54C
MAX malware (ai score=100)
Malwarebytes MachineLearning/Anomalous.100%
Panda Trj/GdSda.A
Ikarus Trojan.Crypt
Fortinet W32/MSIL.OE
AVG Win32:Malware-gen

How to remove MSIL/Filecoder.Atom.AA 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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove MSIL/Filecoder.Atom.AA you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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