MSIL/Agent.BLN

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

MSIL/Agent.BLN detection is a virus detection you can spectate in your system. It generally appears after the preliminary procedures on your PC – opening the dubious email, clicking the advertisement in the Internet or mounting the program from untrustworthy sources. From the second it shows up, you have a short time to do something about it until it starts its malicious action. And be sure – it is better not to await these destructive actions.

What is MSIL/Agent.BLN virus?

MSIL/Agent.BLN Summary

In total, MSIL/Agent.BLN ransomware actions in the infected computer are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Behavioural detection: Executable code extraction – unpacking;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Creates RWX memory;
  • Guard pages use detected – possible anti-debugging.;
  • Dynamic (imported) function loading detected;
  • Starts servers listening on 127.0.0.1:0, 0.0.0.0:6740;
  • CAPE extracted potentially suspicious content;
  • Authenticode signature is invalid;
  • Encrypting the files located on the victim’s drives — so the victim cannot use these files;
  • Blocking the launching of .exe files of anti-malware programs
  • Blocking the launching of installation files of security tools

Ransomware has actually been a horror story for the last 4 years. It is challenging to realize a more hazardous virus for both individual users and businesses. The algorithms used in MSIL/Agent.BLN (usually, 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 actually exists, and possibly will exist. But that malware does not do all these unpleasant things without delay – it may take up to a few hours to cipher all of your files. Hence, seeing the MSIL/Agent.BLN detection is a clear signal that you should begin the clearing process.

Where did I get the MSIL/Agent.BLN?

Common ways of MSIL/Agent.BLN spreading are basic for all other ransomware examples. Those are one-day landing websites where victims are offered to download the free app, so-called bait e-mails and hacktools. Bait e-mails are a pretty modern method in malware spreading – you receive the email that imitates some regular notifications about deliveries or bank service conditions shifts. Inside of 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.

Preventing it looks quite easy, but still needs a lot of attention. Malware can hide in different places, and it is much better to stop it even before it gets into your system than to rely on an anti-malware program. Simple cybersecurity awareness is just an essential item in the modern world, even if your interaction with a PC stays on YouTube videos. That may save you a great deal of money and time which you would certainly spend while trying to find a fixing guide.

MSIL/Agent.BLN malware technical details

File Info:

name: 82E34F21D80C6410FA34.mlwpath: /opt/CAPEv2/storage/binaries/b4e37cc4014731c8b4779942076ad4ddfbfc6fad3c139e8ee0725369cdc2d943crc32: 8C6B7417md5: 82e34f21d80c6410fa340baa73733164sha1: 92e07b1349083778e125fe1b9163e668c20eeffasha256: b4e37cc4014731c8b4779942076ad4ddfbfc6fad3c139e8ee0725369cdc2d943sha512: 7d1e7526ad2421512dc4bf5059e7bd47b7fa33957a87cfa56f124d742ed0ec4f339e8c9e80141987cd82b620c19c55d75d72ec3477c92c7a5eb772a70317d42fssdeep: 49152:virehRqJ1Fs2mWLEUZk/oscdEMrAy+MMZFEIlsNr8W9wf+gf/sBCABTL3aWsXDeo:vie7lpMEExr8EwQB1BnaWsze7Mtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T17696D40363009606CC7B32F9709695B462A59FCC99259E7EE87835989DF5283FE01FCEsha3_384: 94fab1a43081605030457cae0a7f42572c6281a96d09080472ee7e6e0f260477a510b4adb64a00a9ba33dbed1e287d3cep_bytes: ff250020400000000000000000000000timestamp: 2017-02-02 08:48:56

Version Info:

Translation: 0x0000 0x04b0FileDescription: SpyByte_PalFileVersion: 1.0.0.0InternalName: SpyByte_Pal.exeLegalCopyright: Copyright © 2016OriginalFilename: SpyByte_Pal.exeProductName: SpyByte_PalProductVersion: 1.0.0.0Assembly Version: 1.0.0.0

MSIL/Agent.BLN also known as:

Lionic Trojan.Win32.Crypmodadv.4!c
Elastic malicious (high confidence)
DrWeb BackDoor.SpyBotNET.21
MicroWorld-eScan Gen:Variant.MSILHeracles.11976
FireEye Generic.mg.82e34f21d80c6410
McAfee Artemis!82E34F21D80C
Cylance Unsafe
K7AntiVirus Trojan ( 004d8f0f1 )
Alibaba Virus:Win32/Neshta.288
K7GW Trojan ( 004d8f0f1 )
Cybereason malicious.1d80c6
BitDefenderTheta Gen:NN.ZemsilF.34062.@p0@a48MnSj
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Agent.BLN
APEX Malicious
Paloalto generic.ml
ClamAV Win.Malware.Razy-7561030-0
Kaspersky Trojan-Ransom.Win32.Crypmodadv.xez
BitDefender Gen:Variant.MSILHeracles.11976
NANO-Antivirus Trojan.Win32.Poweliks.ffqjme
Avast MSIL:Ransom-BB [Trj]
Tencent Win32.Trojan.Crypmodadv.Ebqp
Ad-Aware Gen:Variant.MSILHeracles.11976
Emsisoft Gen:Variant.MSILHeracles.11976 (B)
Comodo Malware@#26hn6uo0f1efe
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_Crypmodadv.R002C0DG721
McAfee-GW-Edition Artemis!Trojan
Sophos Mal/Generic-S
Ikarus Worm.MSIL.Bladabindi
GData Gen:Variant.MSILHeracles.11976
Avira TR/FileCoder.nzaml
MAX malware (ai score=96)
Antiy-AVL Trojan/Generic.ASMalwS.30F25BB
Arcabit Trojan.MSILHeracles.D2EC8
Microsoft Backdoor:MSIL/Bladabindi
Cynet Malicious (score: 99)
VBA32 Hoax.Crypmodadv
ALYac Gen:Variant.MSILHeracles.11976
Malwarebytes Malware.AI.4023067198
TrendMicro-HouseCall Ransom_Crypmodadv.R002C0DG721
SentinelOne Static AI – Suspicious PE
eGambit Unsafe.AI_Score_79%
Fortinet W32/Crypmodadv.XEZ!tr
AVG MSIL:Ransom-BB [Trj]
Panda Trj/GdSda.A
CrowdStrike win/malicious_confidence_60% (W)

How to remove MSIL/Agent.BLN?

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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