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

What is MSIL/StartPage.BS infection?

In this short article you will certainly find about the interpretation of MSIL/StartPage.BS and also its adverse effect on your computer system. Such ransomware are a kind of malware that is clarified by on-line scams to require paying the ransom by a victim.

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Most of the situations, MSIL/StartPage.BS ransomware will certainly advise its targets to launch funds transfer for the function of neutralizing the changes that the Trojan infection has actually presented to the sufferer’s gadget.

MSIL/StartPage.BS Summary

These alterations can be as adheres to:

  • Network activity detected but not expressed in API logs;
  • Anomalous binary characteristics;
  • Ciphering the files found on the victim’s hard disk drive — so the target can no longer use the information;
  • Preventing regular accessibility to the sufferer’s workstation;

Related domains: Ransom:Win32/Blocker.905a6b4c


One of the most normal channels through which MSIL/StartPage.BS Trojans are injected are:

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

As soon as the Trojan is efficiently injected, it will either cipher the information on the target’s PC or protect against the gadget from functioning in a proper fashion – while additionally placing a ransom money note that mentions the demand for the targets to effect the payment for the objective of decrypting the papers or bring back the data system back to the first problem. In the majority of instances, the ransom note will show up when the client reboots the COMPUTER after the system has actually already been harmed.

MSIL/StartPage.BS distribution channels.

In different edges of the world, MSIL/StartPage.BS grows by leaps and bounds. However, the ransom notes and also techniques of extorting the ransom money amount may vary depending upon particular local (local) settings. The ransom notes as well as tricks of obtaining the ransom money amount may differ depending on particular local (local) setups.

Ransomware injection

As an example:

    Faulty notifies concerning unlicensed software application.

    In specific areas, the Trojans often wrongfully report having actually found some unlicensed applications enabled on the sufferer’s tool. The alert after that demands the individual to pay the ransom money.

    Faulty declarations concerning prohibited material.

    In nations where software piracy is much less preferred, this technique is not as efficient for the cyber scams. Alternatively, the MSIL/StartPage.BS popup alert may falsely assert to be originating from a law enforcement institution and also will certainly report having situated kid porn or other prohibited data on the tool.

    MSIL/StartPage.BS popup alert might incorrectly assert to be obtaining from a law enforcement organization as well as will certainly report having located kid pornography or other prohibited data on the tool. The alert will likewise contain a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: CD704932
md5: 91b2126531fd6d5ff2dcda11c262ec8a
name: 91B2126531FD6D5FF2DCDA11C262EC8A.mlw
sha1: 7b14e46db1fb14c3c92eb6ca1d018421b2e9e704
sha256: 034178a109def7c339072c8264f351bae6cd2ab54d09a7aa6f10e2c1f8eb7f6f
sha512: ebe0f058f5c14ee4710cbe4face7cab16d5cb468b594f07af3fd50f82ef7819f1d052bd5acf10586ba06b049f515d231efdaf70765b00e293d77305df245abe5
ssdeep: 96:CtENF912W/Z0xMv/MvvicAPlvBNNNzNt:LNF9jzlvln
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright 2016
Assembly Version: 1.0.6118.31837
InternalName: Win.exe
FileVersion: 1.0.6118.31837
ProductName: Win
ProductVersion: 1.0.6118.31837
FileDescription: Win
OriginalFilename: Win.exe

MSIL/StartPage.BS also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Riskware ( 0040eff71 )
Lionic Trojan.Win32.Blocker.j!c
DrWeb Trojan.StartPage1.31413
ALYac Generic.Malware.Syz.EAF6BFBA
Zillya Trojan.Blocker.Win32.35994
Sangfor Suspicious.Win32.Save.a
Alibaba Ransom:Win32/Blocker.905a6b4c
K7GW Riskware ( 0040eff71 )
Cybereason malicious.531fd6
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Blocker.jqyt
BitDefender Generic.Malware.Syz.EAF6BFBA
NANO-Antivirus Trojan.Win32.StartPage1.ehqcqe
MicroWorld-eScan Generic.Malware.Syz.EAF6BFBA
Tencent Win32.Trojan.Bp-startpage.Nlob
Ad-Aware Generic.Malware.Syz.EAF6BFBA
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZemsilF.34170.am0@aO9QlZd
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition Artemis!Trojan
FireEye Generic.Malware.Syz.EAF6BFBA
Emsisoft Trojan.Agent (A)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Blocker.fli
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Dynamer!ac
ZoneAlarm Trojan-Ransom.Win32.Blocker.jqyt
GData Generic.Malware.Syz.EAF6BFBA
McAfee Artemis!91B2126531FD
MAX malware (ai score=85)
Panda Trj/CI.A
Yandex Trojan.Blocker!omKG4TT75QQ
Ikarus Trojan.MSIL.StartPage
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Blocker.JQYT!tr
AVG Win32:Malware-gen

How to remove MSIL/StartPage.BS 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/StartPage.BS 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/StartPage.BS 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

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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