Ransom:MSIL/Filecoder.PKC!MSR

Spectating the Ransom:MSIL/Filecoder.PKC!MSR detection name means that your computer is in big danger. This malware can correctly be identified as ransomware – sort of malware which ciphers your files and forces you to pay for their decryption. Stopping it requires some peculiar steps that must be done as soon as possible.

Ransom:MSIL/Filecoder.PKC!MSR detection is a virus detection you can spectate in your system. It often shows up after the preliminary activities on your PC – opening the suspicious e-mail messages, clicking the advertisement in the Internet or mounting the program from unreliable resources. From the second it shows up, you have a short time to do something about it before it begins its destructive activity. And be sure – it is much better not to await these destructive effects.

What is Ransom:MSIL/Filecoder.PKC!MSR virus?

Ransom:MSIL/Filecoder.PKC!MSR is ransomware-type malware. It looks for the files on your disk, encrypts it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this virus also does a ton of harm to your system. It alters the networking setups in order to prevent you from looking for the removal guides or downloading the antivirus. In rare cases, Ransom:MSIL/Filecoder.PKC!MSR can also block the setup of anti-malware programs.

Ransom:MSIL/Filecoder.PKC!MSR Summary

Summarizingly, Ransom:MSIL/Filecoder.PKC!MSR virus actions in the infected PC are next:

  • Authenticode signature is invalid;
  • Anomalous .NET characteristics;
  • CAPE detected the Chaos malware family;
  • Ciphering the documents kept on the target’s drive — so the victim cannot use these files;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of security tools

Ransomware has been a headache for the last 4 years. It is hard to imagine a more dangerous virus for both individual users and organizations. The algorithms utilized in Ransom:MSIL/Filecoder.PKC!MSR (typically, 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 currently exists, and possibly will exist. However, that virus does not do all these unpleasant things instantly – it may require up to several hours to cipher all of your files. Thus, seeing the Ransom:MSIL/Filecoder.PKC!MSR detection is a clear signal that you must start the elimination procedure.

Where did I get the Ransom:MSIL/Filecoder.PKC!MSR?

Routine methods of Ransom:MSIL/Filecoder.PKC!MSR distribution are typical for all other ransomware variants. Those are one-day landing web pages where victims are offered to download the free program, so-called bait emails and hacktools. Bait e-mails are a pretty new tactic in malware distribution – you receive the e-mail that mimics some routine notifications about deliveries or bank service conditions shifts. Inside of the e-mail, there is a malicious MS Office file, or a link which leads to the exploit landing site.

Malicious email spam

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

Avoiding it looks fairly easy, however, still requires a lot of attention. Malware can hide in various spots, and it is far better to prevent it even before it goes into your system than to rely on an anti-malware program. Common cybersecurity knowledge is just an important item in the modern 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 fixing guide.

Ransom:MSIL/Filecoder.PKC!MSR malware technical details

File Info:

name: 2C21BF35C18A9D6BB154.mlwpath: /opt/CAPEv2/storage/binaries/4f331a7667e2603e27022cdda2b1b5b3f4f3b5b63a9e42fabe2a520aea070b0dcrc32: FDDF6A43md5: 2c21bf35c18a9d6bb154e80a5f80d43bsha1: 9f8caccf63de898e6e14517c5f04261e3c556ca3sha256: 4f331a7667e2603e27022cdda2b1b5b3f4f3b5b63a9e42fabe2a520aea070b0dsha512: f2c88703f904d653cf953bc99128e3faeeb7085cc72d7c6f8f115c79ef0453f26200e18267929b98cecae8f3d5e2c7a8cfe2334aee526179cf258aac237b1934ssdeep: 384:+tWZPzzxAm1vgZpUEehFKW6pmnAQ5K9lQOy5o91/4PEHG382v4:j7zxAm4khz6prQ5nho9MEHY82wtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T17BC2D548BBFA4A3AF6FF5F3869F250115775B956DC19D70E0C8E404A0822B8C8D90BB6sha3_384: 7e86fd9f4f814365478edf0772b3bd3bf500dd99b7cfd0d3188b092b197c54b4e58451328b09b9ae31f816b175798e2eep_bytes: ff250020400000000000000000000000timestamp: 2022-11-13 04:27:21

Version Info:

Translation: 0x0000 0x04b0FileDescription: FileVersion: 0.0.0.0InternalName: encrypt.exeLegalCopyright: OriginalFilename: encrypt.exeProductVersion: 0.0.0.0Assembly Version: 0.0.0.0

Ransom:MSIL/Filecoder.PKC!MSR also known as:

Bkav W32.AIDetectNet.01
DrWeb Trojan.Encoder.10598
MicroWorld-eScan Generic.Ransom.Small.82FCE855
FireEye Generic.mg.2c21bf35c18a9d6b
CAT-QuickHeal Trojan.Generic.TRFH383
ALYac Generic.Ransom.Small.82FCE855
Malwarebytes Malware.AI.334111308
VIPRE Generic.Ransom.Small.82FCE855
Sangfor Trojan.Win32.Save.a
Cybereason malicious.5c18a9
BitDefenderTheta Gen:NN.ZemsilF.34784.bm0@aWCX66i
Cyren W32/Azorult.D.gen!Eldorado
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 a variant of MSIL/Filecoder.APU
APEX Malicious
Avast Win32:RansomX-gen [Ransom]
ClamAV Win.Ransomware.Hydracrypt-9878672-0
Kaspersky HEUR:Trojan-Ransom.Win32.Generic
BitDefender Generic.Ransom.Small.82FCE855
Ad-Aware Generic.Ransom.Small.82FCE855
Emsisoft Generic.Ransom.Small.82FCE855 (B)
McAfee-GW-Edition GenericRXTC-EM!2C21BF35C18A
Trapmine malicious.high.ml.score
Sophos ML/PE-A
GData Generic.Ransom.Small.82FCE855
Google Detected
Avira HEUR/AGEN.1250041
Arcabit Generic.Ransom.Small.82FCE855
ZoneAlarm HEUR:Trojan-Ransom.Win32.Generic
Microsoft Ransom:MSIL/Filecoder.PKC!MSR
Cynet Malicious (score: 100)
AhnLab-V3 Ransomware/Win.FTD.C4597900
Acronis suspicious
McAfee GenericRXTC-EM!2C21BF35C18A
MAX malware (ai score=87)
VBA32 Ransom.MSIL.Chaos.Heur
Rising Ransom.Destructor!1.B060 (CLASSIC)
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet MSIL/Filecoder.APU!tr.ransom
AVG Win32:RansomX-gen [Ransom]
CrowdStrike win/malicious_confidence_90% (D)

How to remove Ransom:MSIL/Filecoder.PKC!MSR?

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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