Spyware.Agent.MSIL

Spectating the Spyware.Agent.MSIL detection name means that your PC is in big danger. This computer virus can correctly be identified as ransomware – type of malware which encrypts your files and forces you to pay for their decryption. Deleteing it requires some peculiar steps that must be taken as soon as possible.

Spyware.Agent.MSIL detection is a virus detection you can spectate in your system. It often appears after the preliminary activities on your computer – opening the dubious e-mail messages, clicking the advertisement in the Web or installing the program from unreliable sources. From the moment it shows up, you have a short time to act until it begins its malicious action. And be sure – it is better not to wait for these harmful things.

What is Spyware.Agent.MSIL virus?

Spyware.Agent.MSIL is ransomware-type malware. It searches for the documents on your disk, encrypts it, and then asks you to pay the ransom for getting the decryption key. Besides making your files inaccessible, this malware also does a lot of damage to your system. It changes the networking setups in order to prevent you from checking out the removal tutorials or downloading the anti-malware program. In some cases, Spyware.Agent.MSIL can additionally prevent the setup of anti-malware programs.

Spyware.Agent.MSIL Summary

In total, Spyware.Agent.MSIL malware activities in the infected PC are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • At least one process apparently crashed during execution;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Creates RWX memory;
  • Anomalous file deletion behavior detected (10+);
  • Guard pages use detected – possible anti-debugging.;
  • Dynamic (imported) function loading detected;
  • Performs HTTP requests potentially not found in PCAP.;
  • Reads data out of its own binary image;
  • A process created a hidden window;
  • CAPE extracted potentially suspicious content;
  • .NET file is packed/obfuscated with SmartAssembly;
  • Authenticode signature is invalid;
  • Anomalous .NET characteristics;
  • A scripting utility was executed;
  • Uses Windows utilities for basic functionality;
  • Uses Windows utilities for basic functionality;
  • Behavioural detection: Injection (Process Hollowing);
  • Executed a process and injected code into it, probably while unpacking;
  • Behavioural detection: Injection (inter-process);
  • Created a process from a suspicious location;
  • Installs itself for autorun at Windows startup;
  • Attempts to bypass application whitelisting by executing .NET utility in a suspended state, potentially for injection;
  • CAPE detected the NetWire malware family;
  • Creates a copy of itself;
  • Ciphering the files kept on the victim’s disk drive — so the victim cannot open these documents;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of security tools

Related domains:

wpad.local-net HEUR:Trojan-Ransom.Win32.Generic
1234.workisboring.com HEUR:Trojan-Ransom.Win32.Generic
ozo1234.duckdns.org HEUR:Trojan-Ransom.Win32.Generic
1234.ufcfan.org HEUR:Trojan-Ransom.Win32.Generic

Ransomware has been a headache for the last 4 years. It is difficult to imagine a more dangerous malware for both individuals and corporations. The algorithms utilized in Spyware.Agent.MSIL (generally, 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. However, that virus does not do all these unpleasant things without delay – it can take up to a few hours to cipher all of your documents. Therefore, seeing the Spyware.Agent.MSIL detection is a clear signal that you should begin the clearing procedure.

Where did I get the Spyware.Agent.MSIL?

General tactics of Spyware.Agent.MSIL injection are common 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 relatively new strategy in malware spreading – you receive the e-mail that imitates some normal notifications about shippings or bank service conditions modifications. Inside of the e-mail, there is an infected 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 fairly simple, but still requires tons of focus. Malware can hide in different places, and it is much better to prevent it even before it goes into your computer than to rely upon an anti-malware program. Simple cybersecurity awareness is just an important thing in the modern world, even if your interaction with a computer stays on YouTube videos. That may save you a lot of time and money which you would spend while trying to find a fix guide.

Spyware.Agent.MSIL malware technical details

File Info:

name: 8B20F21CD6089BB40345.mlwpath: /opt/CAPEv2/storage/binaries/66dd1e10a757b08687eaf97491f08e24946a2d01101958e86e0af570e9338aaccrc32: 3F7AFF31md5: 8b20f21cd6089bb40345df474ce1730fsha1: 6e5a8a565cb4ac86aa3391773c3bcf36882e2e68sha256: 66dd1e10a757b08687eaf97491f08e24946a2d01101958e86e0af570e9338aacsha512: 7524a36a4d95bd305fb69e53399c660feb1ad327ba356fa6668f916f37e26d93e819d958ae9c322cd90525a07e6057383bcb2df1da7c0452dde88576b646df78ssdeep: 6144:d+A7gSFbq85PaVCfGLeRiZq+v7F9P0W2zJuu3kzCmybC/b2:jgSd5SVCfGLeRiZbvfjpCm0wtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T15394632D29EB5119F0B3EFF96DE86491ADDF7EA32605980E10E10347CE12B41FD92939sha3_384: e280c85de96a11f16edddb02b18dd2cc27f386153c31a0fc3113e41ef17fa1668bf9c33dfab75140fbb74ae6942fd7adep_bytes: ff250020400000000000000000000000timestamp: 2017-12-04 01:57:57

Version Info:

CompanyName: YANDEX LLCFileDescription: YandexFileVersion: 17.10.0.2017InternalName: chrome_exeLegalCopyright: Copyright © 2012-2016 YANDEX LLC. All Rights Reserved.OriginalFilename: browser.exeProductName: YandexProductVersion: 17.10.0.2017ProductChromiumVersion: 61.0.3163.100ProductYandexVersion: 17.10.0.2017CompanyShortName: YANDEX LLCProductShortName: YandexLastChange: a597e521c65cc529fb8afc9351d1ea2d7fff6a47-Official Build: 1Translation: 0x0409 0x04b0

Spyware.Agent.MSIL also known as:

Elastic malicious (high confidence)
MicroWorld-eScan Gen:Trojan.Mardom.MN.13
FireEye Generic.mg.8b20f21cd6089bb4
CAT-QuickHeal Trojan.GenericFC.S6058620
ALYac Gen:Trojan.Mardom.MN.13
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Trojan.Win32.Dynamer.rfn
K7AntiVirus Trojan ( 0052a44b1 )
Alibaba Trojan:Win32/Maldoc.ali2000008
K7GW Trojan ( 0052a44b1 )
Cybereason malicious.cd6089
Cyren W32/MSIL_Bladabindi.AZ.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Kryptik.NIK
APEX Malicious
Paloalto generic.ml
Kaspersky HEUR:Trojan-Ransom.Win32.Generic
BitDefender Gen:Trojan.Mardom.MN.13
NANO-Antivirus Trojan.Win32.Blocker.evycbg
Avast Win32:Malware-gen
Tencent Win32.Trojan.Generic.Eamy
Ad-Aware Gen:Trojan.Mardom.MN.13
Sophos Mal/Generic-R + Mal/MSIL-TJ
Comodo Malware@#12kdg60o9u9f
DrWeb Trojan.Packed.29247
Zillya Trojan.Blocker.Win32.39397
TrendMicro TROJ_GEN.R002C0PIG21
McAfee-GW-Edition GenericRXDM-HR!8B20F21CD608
Emsisoft Gen:Trojan.Mardom.MN.13 (B)
SentinelOne Static AI – Malicious PE
GData Gen:Trojan.Mardom.MN.13
Jiangmin Trojan.Generic.fnapn
Avira HEUR/AGEN.1115194
MAX malware (ai score=98)
Antiy-AVL Trojan/Generic.ASMalwS.232FCAE
Arcabit Trojan.Mardom.MN.13
Microsoft Backdoor:Win32/Bladabindi!ml
Cynet Malicious (score: 99)
AhnLab-V3 Trojan/Win32.Androm.C2395798
McAfee GenericRXDM-HR!8B20F21CD608
VBA32 Trojan-Ransom.Blocker
Malwarebytes Spyware.Agent.MSIL
TrendMicro-HouseCall TROJ_GEN.R002C0PIG21
Yandex Trojan.Kryptik!srybQVHkJtU
Ikarus Trojan.MSIL.Inject
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Blocker.KMLP!tr
BitDefenderTheta Gen:NN.ZemsilF.34294.zm0@aGSceVpi
AVG Win32:Malware-gen
Panda Trj/GdSda.A
CrowdStrike win/malicious_confidence_100% (W)

How to remove Spyware.Agent.MSIL?

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.

Leave a Comment