MSIL/Filecoder.Chaos.C Virus Removal

Seeing the MSIL/Filecoder.Chaos.C detection means that your system is in big danger. This computer virus can correctly be identified as ransomware – sort of malware which encrypts your files and asks you to pay for their decryption. Stopping it requires some specific steps that must be done as soon as possible.

MSIL/Filecoder.Chaos.C detection is a virus detection you can spectate in your computer. It usually appears after the preliminary activities on your computer – opening the untrustworthy e-mail messages, clicking the banner in the Web or installing the program from dubious sources. From the second it appears, you have a short time to act before it starts its harmful action. And be sure – it is better not to wait for these destructive effects.

What is MSIL/Filecoder.Chaos.C virus?

MSIL/Filecoder.Chaos.C is ransomware-type malware. It looks for the documents on your disk, encrypts it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this malware additionally does a ton of damage to your system. It modifies the networking settings in order to prevent you from reading the removal articles or downloading the antivirus. In some cases, MSIL/Filecoder.Chaos.C can additionally stop the launching of anti-malware programs.

MSIL/Filecoder.Chaos.C Summary

In total, MSIL/Filecoder.Chaos.C ransomware actions in the infected computer are next:

  • Authenticode signature is invalid;
  • Anomalous .NET characteristics;
  • CAPE detected the Chaos malware family;
  • Encrypting the documents kept on the target’s disk — so the victim cannot use these files;
  • Blocking the launching of .exe files of anti-malware programs
  • Blocking the launching of installation files of anti-malware apps

Ransomware has been a major problem for the last 4 years. It is hard to realize a more damaging malware for both individuals and corporations. The algorithms utilized in MSIL/Filecoder.Chaos.C (generally, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need more time than our galaxy already exists, and possibly will exist. But that virus does not do all these horrible things instantly – it may require up to a few hours to cipher all of your files. Hence, seeing the MSIL/Filecoder.Chaos.C detection is a clear signal that you need to start the clearing procedure.

Where did I get the MSIL/Filecoder.Chaos.C?

Routine ways of MSIL/Filecoder.Chaos.C spreading are typical for all other ransomware examples. Those are one-day landing websites where users are offered to download and install the free program, so-called bait e-mails and hacktools. Bait e-mails are a pretty modern strategy in malware spreading – you receive the email that imitates some normal notifications about shipments or bank service conditions modifications. Within the e-mail, there is a corrupted MS Office file, or a web link which opens the exploit landing site.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Avoiding it looks pretty uncomplicated, however, still demands tons of recognition. Malware can hide in different spots, and it is far better to prevent it even before it gets into your PC than to rely on an anti-malware program. Basic cybersecurity knowledge is just an important item in the modern-day world, even if your interaction with a PC remains on YouTube videos. That may save you a lot of time and money which you would spend while trying to find a fix guide.

MSIL/Filecoder.Chaos.C malware technical details

File Info:

name: E4E94976280119420EFA.mlwpath: /opt/CAPEv2/storage/binaries/d4975d346fdaeb16ec9fe0e676ee6f671785a13d7c53330ed11705aef2cb9c88crc32: D2600A8Dmd5: e4e94976280119420efaee966da51a76sha1: e3a631c986ceefffe701d45b100790fd50bfaa1esha256: d4975d346fdaeb16ec9fe0e676ee6f671785a13d7c53330ed11705aef2cb9c88sha512: 319e5e6d3de8955035f7511f1d5b9e0a59d257a6fbe4274e693881aef8e6802b86c5288dd227bad41c0facc80e5b3ddd35ab8b3ba94ba018278aa581b984ef45ssdeep: 384:F3tWZPzzxAm1vp5ZRoDt71+k/zxBSKrEPlROy5o91sKwSVpZ82vR:FO7zxAmpfytgk/26Cho9iKpV382Ztype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1E1C2A408B7FA463AF6FF5F7C69B251014776B952DD29D74E088D41890C32B8CCDA0B66sha3_384: 27861d1bc1463565fa873ee410d897b7decc056aa253577316cf07f9be0ddb7dc5f2ea71edb3b4a5f42bf164973c4d60ep_bytes: ff250020400000000000000000000000timestamp: 2023-08-13 23:02:20

Version Info:

Translation: 0x0000 0x04b0FileDescription: FileVersion: 0.0.0.0InternalName: not a virus.exeLegalCopyright: OriginalFilename: not a virus.exeProductVersion: 0.0.0.0Assembly Version: 0.0.0.0

MSIL/Filecoder.Chaos.C also known as:

Lionic Trojan.Win32.Generic.4!c
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.35905
MicroWorld-eScan Generic.Ransom.Small.59F63A24
FireEye Generic.mg.e4e9497628011942
CAT-QuickHeal Trojan.Generic.TRFH383
Skyhigh GenericRXSY-BP!E4E949762801
McAfee GenericRXSY-BP!E4E949762801
Malwarebytes Neshta.Virus.FileInfector.DDS
Zillya Trojan.Filecoder.Win32.30629
Sangfor Ransom.Win32.Save.a
K7AntiVirus Ransomware ( 005a8b921 )
Alibaba Ransom:MSIL/FileCoder.1a5a5b0c
K7GW Ransomware ( 005a8b921 )
CrowdStrike win/malicious_confidence_100% (W)
Arcabit Generic.Ransom.Small.59F63A24
BitDefenderTheta Gen:NN.ZemsilF.36792.bm0@aCWI7Jg
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Filecoder.Chaos.C
Cynet Malicious (score: 100)
APEX Malicious
ClamAV Win.Ransomware.Hydracrypt-9878672-0
Kaspersky HEUR:Trojan-Ransom.Win32.Generic
BitDefender Generic.Ransom.Small.59F63A24
Avast Win32:RansomX-gen [Ransom]
Tencent Trojan-Ransom.Win32.Agent.16000623
Emsisoft Generic.Ransom.Small.59F63A24 (B)
F-Secure Trojan.TR/Ransom.aexga
VIPRE Generic.Ransom.Small.59F63A24
TrendMicro Ransom.MSIL.CHAOS.SMJLM
Trapmine malicious.moderate.ml.score
Sophos Troj/Ransom-GWT
SentinelOne Static AI – Malicious PE
Varist W32/Azorult.D.gen!Eldorado
Avira TR/Ransom.aexga
MAX malware (ai score=83)
Antiy-AVL Trojan[Ransom]/MSIL.Filecoder
Kingsoft malware.kb.c.1000
Microsoft Ransom:MSIL/FileCoder.APAY!MTB
ZoneAlarm HEUR:Trojan-Ransom.Win32.Generic
GData Generic.Ransom.Small.59F63A24
Google Detected
AhnLab-V3 Ransomware/Win.FTD.C4597900
VBA32 Trojan.MSIL.DelShad.Heur
ALYac Trojan.Ransom.Filecoder
Cylance unsafe
Panda Trj/GdSda.A
Rising Ransom.Destructor!1.B060 (CLASSIC)
Ikarus Trojan-Ransom.FileCrypter
MaxSecure Trojan.Malware.300983.susgen
Fortinet MSIL/Encoder.4D0C!tr.ransom
AVG Win32:RansomX-gen [Ransom]
Cybereason malicious.986cee
DeepInstinct MALICIOUS

How to remove MSIL/Filecoder.Chaos.C?

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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