MSIL/Agent.AD

Seeing the MSIL/Agent.AD detection name means that your PC is in big danger. This malware can correctly be named as ransomware – virus which encrypts your files and asks you to pay for their decryption. Stopping it requires some peculiar steps that must be done as soon as possible.

MSIL/Agent.AD detection is a virus detection you can spectate in your computer. It frequently shows up after the preliminary procedures on your PC – opening the suspicious email, clicking the advertisement in the Web or mounting the program from suspicious sources. From the instance it shows up, you have a short time to do something about it until it begins its malicious action. And be sure – it is better not to wait for these harmful actions.

What is MSIL/Agent.AD virus?

MSIL/Agent.AD is ransomware-type malware. It searches for the files on your disk, ciphers it, and after that asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this virus additionally does a ton of damage to your system. It alters the networking setups in order to avoid you from checking out the removal articles or downloading the antivirus. In rare cases, MSIL/Agent.AD can additionally prevent the launching of anti-malware programs.

MSIL/Agent.AD Summary

Summarizingly, MSIL/Agent.AD malware activities in the infected PC are next:

  • Dynamic (imported) function loading detected;
  • Possible date expiration check, exits too soon after checking local time;
  • CAPE extracted potentially suspicious content;
  • Authenticode signature is invalid;
  • Binary compilation timestomping detected;
  • Encrypting the files kept on the victim’s drives — so the victim cannot check these documents;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of security tools

Ransomware has actually been a major problem for the last 4 years. It is hard to imagine a more harmful virus for both individual users and companies. The algorithms utilized in MSIL/Agent.AD (typically, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need a lot more time than our galaxy already exists, and possibly will exist. But that virus does not do all these unpleasant things without delay – it can take up to a few hours to cipher all of your files. Therefore, seeing the MSIL/Agent.AD detection is a clear signal that you should start the clearing procedure.

Where did I get the MSIL/Agent.AD?

Common methods of MSIL/Agent.AD distribution are usual for all other ransomware variants. Those are one-day landing websites where victims are offered to download and install the free app, so-called bait e-mails and hacktools. Bait emails are a quite modern strategy in malware distribution – you get the email that imitates some standard notifications about shipments or bank service conditions modifications. Within the e-mail, there is a malicious MS Office file, or a web link which opens the exploit landing page.

Malicious email spam

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

Preventing it looks fairly simple, however, still demands a lot of awareness. Malware can hide in different spots, and it is better to stop it even before it gets into your system than to rely upon an anti-malware program. Common cybersecurity knowledge is just an important item in the modern world, even if your interaction with a computer stays on YouTube videos. That can save you a great deal of money and time which you would spend while searching for a solution.

MSIL/Agent.AD malware technical details

File Info:

name: 3CE581F99131EF22B862.mlwpath: /opt/CAPEv2/storage/binaries/86e94219e8dacf24de6769e2821d5c6aea997eb7ba4eac5cd45a8c8782a72570crc32: 8723EADDmd5: 3ce581f99131ef22b862316ca6e3acdesha1: 8d671192c80cdb7ab816df00059103a9f797544fsha256: 86e94219e8dacf24de6769e2821d5c6aea997eb7ba4eac5cd45a8c8782a72570sha512: 5accce80b685f7ff2ecb90a220cff9351890b6507de2a92651db662e649a9dc576facc7a303e72b902ae88f8436e75e648a1988b0c88eec0a79dfe418997e827ssdeep: 49152:0V+jaCttXCttqxBOp1B07sjsPEtd2znPrnIwuh0NRVaVaVYFBktS+qg3YVv:0VZwXbOp1S7sjXqnmEVaVaVYHktn3YVvtype: PE32 executable (console) Intel 80386, for MS Windowstlsh: T1C9C59D117BF5C079D68A06318AACABF560F9E7198E2058C327C06F6E6F31CD5D239A1Dsha3_384: 00134ecf1538edd9a992a536880ff12da8656680ca17494cade4b681ee9122be4ade9494c245e33fd2cd860eb4ae2450ep_bytes: ff250020400000000000000000000000timestamp: 2075-06-25 04:13:58

Version Info:

Translation: 0x0000 0x04b0Comments: CompanyName: FileDescription: WormyfierFileVersion: 1.0.0.0InternalName: Wormyfier.exeLegalCopyright: Copyright © 2022LegalTrademarks: OriginalFilename: Wormyfier.exeProductName: WormyfierProductVersion: 1.0.0.0Assembly Version: 1.0.0.0

MSIL/Agent.AD also known as:

Bkav W32.AIDetectNet.01
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Cerbu.141191
FireEye Generic.mg.3ce581f99131ef22
Cylance Unsafe
CrowdStrike win/malicious_confidence_60% (D)
BitDefenderTheta Gen:NN.ZemsilCO.34638.Jo3@aqQEB!
Cyren W32/MSIL_Agent.DEM.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Agent.AD
APEX Malicious
Kaspersky HEUR:Trojan.MSIL.Fsysna.gen
BitDefender Gen:Variant.Cerbu.141191
Avast RansomX-gen [Ransom]
Ad-Aware Gen:Variant.Cerbu.141191
McAfee-GW-Edition BehavesLike.Win32.Drixed.vh
GData Gen:Variant.Cerbu.141191
MAX malware (ai score=86)
Microsoft Trojan:Win32/Sabsik.FL.B!ml
Cynet Malicious (score: 100)
SentinelOne Static AI – Malicious PE
Fortinet MSIL/Agent.DNI!worm
AVG RansomX-gen [Ransom]

How to remove MSIL/Agent.AD?

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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