What is MSIL/Agent.BII infection?

In this short article you will find regarding the interpretation of MSIL/Agent.BII and also its adverse effect on your computer. Such ransomware are a type of malware that is specified by on the internet scams to demand paying the ransom money by a sufferer.

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In the majority of the situations, MSIL/Agent.BII virus will instruct its sufferers to launch funds move for the function of neutralizing the modifications that the Trojan infection has presented to the sufferer’s tool.

MSIL/Agent.BII Summary

These alterations can be as complies with:

  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the target’s hard drive — so the victim can no longer use the information;
  • Preventing routine access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.


One of the most regular networks whereby MSIL/Agent.BII Trojans are injected are:

  • By ways of phishing emails;
  • As a repercussion of user winding up on a resource that holds a harmful software;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the data on the target’s PC or stop the tool from functioning in an appropriate fashion – while also placing a ransom money note that states the requirement for the victims to effect the settlement for the objective of decrypting the files or bring back the data system back to the first problem. In the majority of instances, the ransom note will certainly come up when the client reboots the PC after the system has actually already been damaged.

MSIL/Agent.BII circulation networks.

In different edges of the globe, MSIL/Agent.BII grows by leaps as well as bounds. Nonetheless, the ransom notes and methods of extorting the ransom money quantity might vary depending on particular local (regional) settings. The ransom money notes as well as methods of extorting the ransom amount may vary depending on certain local (regional) setups.

Ransomware injection

For example:

    Faulty signals about unlicensed software.

    In specific locations, the Trojans often wrongfully report having actually spotted some unlicensed applications allowed on the target’s device. The alert after that demands the user to pay the ransom.

    Faulty statements regarding illegal material.

    In countries where software application piracy is less prominent, this method is not as reliable for the cyber frauds. Additionally, the MSIL/Agent.BII popup alert may falsely declare to be stemming from a police institution and also will report having located youngster porn or other prohibited data on the gadget.

    MSIL/Agent.BII popup alert might wrongly declare to be deriving from a legislation enforcement organization and will certainly report having located youngster porn or other prohibited data on the tool. The alert will in a similar way consist of a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: 5FE6F4D8
md5: 239477fa736419f006e7d6f791919d49
name: 239477FA736419F006E7D6F791919D49.mlw
sha1: 97dfd9bbbc938601d3c220cca18465b9ae59ca81
sha256: 16db5ad4d74ce5da72546eb7b740a5accb0ade9f6dcab06f526e8dff1b2682a4
sha512: 3824e8474a53728f70380afcc787492ea3de49740d91f465428eb838bd364b9f4fd11dee66a2faaa314670a30d2fe570092489adcd131a60e7c547621a91f3d1
ssdeep: 768:KcZ8PnYi8Gph90lfUvE4WNA/FoxK07cZYu/OCrMls948HC8QeRlQXXqhzacMG1V:9ZQL9AfUwA/LoCaSXCo0oVMRYw2
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
Assembly Version:
InternalName: rawan.exe
ProductName: RAWAN BOTNET backdoor 1.0
FileDescription: backdoor
OriginalFilename: rawan.exe

MSIL/Agent.BII also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 005263c61 )
Cynet Malicious (score: 85)
ALYac Gen:Variant.Ursu.88610
Cylance Unsafe
Zillya Trojan.Generic.Win32.162750
Sangfor Trojan.Win32.Save.a
Alibaba Ransom:Win32/Blocker.955a2854
K7GW Trojan ( 005263c61 )
Cybereason malicious.a73641
ESET-NOD32 a variant of MSIL/Agent.BII
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Blocker.kqzm
BitDefender Gen:Variant.Ursu.88610
NANO-Antivirus Trojan.Win32.Blocker.exsoed
MicroWorld-eScan Gen:Variant.Ursu.88610
Tencent Win32.Trojan.Blocker.Hqlo
Ad-Aware Gen:Variant.Ursu.88610
Comodo Malware@#1nht7hqwpedh0
BitDefenderTheta Gen:NN.ZemsilF.34628.fm0@aSmTeWj
VIPRE Trojan.Win32.Generic!BT
TrendMicro Backdoor.Win32.POWERPOOL.AA.tmsr
McAfee-GW-Edition Artemis!Trojan
Emsisoft Gen:Variant.Ursu.88610 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Blocker.jfy
Avira TR/Downloader.ielrk
eGambit Unsafe.AI_Score_99%
Microsoft Backdoor:Win32/Bladabindi!ml
Arcabit Trojan.Ursu.D15A22
AegisLab Trojan.Win32.Blocker.4!c
GData Gen:Variant.Ursu.88610
McAfee Artemis!239477FA7364
MAX malware (ai score=100)
VBA32 TrojanRansom.Blocker
Panda Trj/GdSda.A
TrendMicro-HouseCall Backdoor.Win32.POWERPOOL.AA.tmsr
Rising Ransom.Blocker!8.12A (CLOUD)
Yandex Trojan.Blocker!h/g9TR4CenQ
Ikarus Trojan.MSIL.Agent
Fortinet MSIL/Agent.BII!tr
AVG Win32:Malware-gen
Qihoo-360 Win32/Ransom.Blocker.HgIASQwA

How to remove MSIL/Agent.BII ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for MSIL/Agent.BII files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove MSIL/Agent.BII you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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