What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is MSIL/Spy.Agent.BSA infection?

In this short article you will certainly locate concerning the definition of MSIL/Spy.Agent.BSA and its negative impact on your computer system. Such ransomware are a kind of malware that is clarified by on the internet frauds to demand paying the ransom money by a victim.

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In the majority of the instances, MSIL/Spy.Agent.BSA infection will instruct its sufferers to start funds move for the objective of counteracting the amendments that the Trojan infection has presented to the target’s gadget.

MSIL/Spy.Agent.BSA Summary

These alterations can be as follows:

  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Ciphering the papers located on the sufferer’s disk drive — so the victim can no more 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 common networks where MSIL/Spy.Agent.BSA Trojans are infused are:

  • By ways of phishing e-mails;
  • As a consequence of customer winding up on a source that hosts a destructive software program;

As soon as the Trojan is effectively injected, it will certainly either cipher the data on the victim’s computer or prevent the device from operating in a correct fashion – while also positioning a ransom note that mentions the requirement for the targets to impact the repayment for the objective of decrypting the documents or recovering the file system back to the preliminary condition. In most instances, the ransom money note will certainly come up when the client restarts the COMPUTER after the system has actually currently been damaged.

MSIL/Spy.Agent.BSA circulation channels.

In different edges of the globe, MSIL/Spy.Agent.BSA grows by jumps and bounds. Nevertheless, the ransom money notes and tricks of extorting the ransom money quantity may differ depending on particular regional (regional) settings. The ransom notes and techniques of extorting the ransom money quantity may vary depending on specific regional (regional) settings.

Ransomware injection

As an example:

    Faulty signals concerning unlicensed software program.

    In specific areas, the Trojans commonly wrongfully report having actually found some unlicensed applications made it possible for on the victim’s gadget. The sharp then demands the individual to pay the ransom.

    Faulty statements regarding illegal content.

    In countries where software application piracy is less prominent, this technique is not as reliable for the cyber scams. Conversely, the MSIL/Spy.Agent.BSA popup alert might wrongly claim to be originating from a police institution and also will report having situated child porn or various other illegal information on the gadget.

    MSIL/Spy.Agent.BSA popup alert might wrongly declare to be obtaining from a law enforcement organization and will certainly report having situated youngster pornography or other illegal information on the gadget. The alert will likewise consist of a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 0A679EEA
md5: 6b70146b6bc384729d7a84b754df65f3
name: 6B70146B6BC384729D7A84B754DF65F3.mlw
sha1: a69f0b09116f9546e31180a761256c6d27729380
sha256: a856477536b4c20c99a1540a2a6e2e491b791ae9e5a93fb0863b1604af4018bd
sha512: f35a4fd2128c4dd74d4eb9648952cb6f59a3274066f91dca06bd9b8819c435ff413aacad1c4cf8fa05e18cf5cd35d7517aa2aec62097c6c8c417abc4d6dcfca4
ssdeep: 12288:lDvfD4UyFqw3klE1fIQO9tzCyg+j4LkE/Q8u2DE8LiS6/cCHPhKeMSU:lDvfdyFqKYEdInX8qsiSr4ZWSU
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2018
Assembly Version:
InternalName: Stub.exe
CompanyName: DeviL
Comments: WindowsServisleri
ProductName: WindowsServices
FileDescription: WindowsServices
OriginalFilename: Stub.exe

MSIL/Spy.Agent.BSA also known as:

GridinSoft Trojan.Ransom.Gen
Cynet Malicious (score: 99)
ALYac Generic.Ransom.CloudSword.F74E7BCA
Cylance Unsafe
Zillya Trojan.Generic.Win32.109943
Alibaba Ransom:MSIL/Stupid.79c6f9df
Cybereason malicious.b6bc38
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Spy.Agent.BSA
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Generic.Ransom.CloudSword.F74E7BCA
NANO-Antivirus Trojan.Win32.Ric.fhvvhb
MicroWorld-eScan Generic.Ransom.CloudSword.F74E7BCA
Tencent Win32.Trojan.Spy.Wqmy
Ad-Aware Generic.Ransom.CloudSword.F74E7BCA
Sophos Mal/Generic-R + Mal/MsilKlog-B
Comodo Malware@#3509ysg1z70bf
BitDefenderTheta Gen:NN.ZemsilF.34722.Om0@aOcJwOj
McAfee-GW-Edition Artemis
Emsisoft Generic.Ransom.CloudSword.F74E7BCA (B)
SentinelOne Static AI – Malicious PE
Avira TR/Spy.Gen
Microsoft Ransom:MSIL/Stupid.G!MTB
AegisLab Trojan.Win32.Generic.4!c
GData Generic.Ransom.CloudSword.F74E7BCA
McAfee Artemis!6B70146B6BC3
MAX malware (ai score=99)
Panda Trj/GdSda.A
Yandex Trojan.Agent!R/5I4y7CkYc
Ikarus Trojan.MSIL.Spy
Fortinet MSIL/Agent.BSJ!tr.ransom
AVG Win32:Malware-gen

How to remove MSIL/Spy.Agent.BSA virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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/Spy.Agent.BSA 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/Spy.Agent.BSA you can always ask me in the comments for getting help.

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About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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