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The Daily Insight

Trojan:MSIL/SystemLocker.MB!MTB

Author

Christopher Davis

Updated on April 09, 2026

What is Trojan:MSIL/SystemLocker.MB!MTB infection?

In this short article you will discover concerning the meaning of Trojan:MSIL/SystemLocker.MB!MTB and also its unfavorable effect on your computer system. Such ransomware are a kind of malware that is specified by online scams to require paying the ransom by a sufferer.

Most of the instances, Trojan:MSIL/SystemLocker.MB!MTB ransomware will instruct its victims to launch funds move for the purpose of neutralizing the amendments that the Trojan infection has introduced to the victim’s gadget.

Trojan:MSIL/SystemLocker.MB!MTB Summary

These alterations can be as adheres to:

  • Anomalous binary characteristics;
  • Ciphering the documents located on the target’s hard disk drive — so the target can no more utilize the information;
  • Preventing routine accessibility to the target’s workstation;

Trojan:MSIL/SystemLocker.MB!MTB

One of the most normal channels where Trojan:MSIL/SystemLocker.MB!MTB Ransomware are injected are:

  • By methods of phishing e-mails;
  • As a repercussion of individual winding up on a resource that organizes a destructive software program;

As soon as the Trojan is effectively injected, it will certainly either cipher the data on the sufferer’s computer or avoid the device from working in a correct manner – while also placing a ransom note that mentions the demand for the victims to effect the settlement for the function of decrypting the files or restoring the documents system back to the preliminary problem. In many circumstances, the ransom note will come up when the client restarts the PC after the system has actually currently been harmed.

Trojan:MSIL/SystemLocker.MB!MTB circulation networks.

In different corners of the globe, Trojan:MSIL/SystemLocker.MB!MTB expands by jumps as well as bounds. Nonetheless, the ransom money notes as well as tricks of extorting the ransom money amount may vary depending on specific local (regional) setups. The ransom money notes and also tricks of extorting the ransom quantity may vary depending on specific local (regional) settings.

Ransomware injection

For example:

    Faulty signals about unlicensed software application.

    In specific areas, the Trojans commonly wrongfully report having spotted some unlicensed applications enabled on the target’s device. The alert after that requires the user to pay the ransom money.

    Faulty declarations about illegal material.

    In countries where software application piracy is much less prominent, this method is not as reliable for the cyber frauds. Additionally, the Trojan:MSIL/SystemLocker.MB!MTB popup alert may wrongly assert to be deriving from a police organization as well as will certainly report having situated kid porn or various other prohibited information on the tool.

    Trojan:MSIL/SystemLocker.MB!MTB popup alert might falsely declare to be deriving from a regulation enforcement organization as well as will report having located kid pornography or other prohibited data on the device. The alert will similarly include a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: 714743C4md5: 53724559d30b10fb702f27897faa4e3aname: 53724559D30B10FB702F27897FAA4E3A.mlwsha1: c3ba0a1bc5db0127d452e16c45228f9fbed07666sha256: 27221566c890ff03c0dfa38c996015e9e821610d409b2def367ccbdf73786ad6sha512: f0476cfaccf4b53231e8117c526a0ea74127a2ffb0988f6ef10c9100bd6f6ea59c2be4549bd6bae898a19816744c20ec000bea7db160ed61ed5102ff8977beefssdeep: 768:1m16Kr5apTCecTmWT6x8wotYcFA/Vc6K:FKr5apTfzWC8wE8Vcltype: PE32+ executable (GUI) x86-64 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 HP Inc. 2020Assembly Version: 1.0.0.0InternalName: sshbot.exeFileVersion: 1.0.0.0CompanyName: HP Inc.LegalTrademarks: Comments: ProductName: sshbotProductVersion: 1.0.0.0FileDescription: sshbotOriginalFilename: sshbot.exe

Trojan:MSIL/SystemLocker.MB!MTB also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 0056c8611 )
Elasticmalicious (high confidence)
DrWebTrojan.KillProc2.11421
CynetMalicious (score: 99)
ALYacTrojan.Ransom.ScreenLocker
CylanceUnsafe
ZillyaTrojan.LockScreen.Win32.11516
SangforRansom.MSIL.Shutdowner.gen
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaTrojan:MSIL/SystemLocker.6f729a77
K7GWTrojan ( 0056c8611 )
Cybereasonmalicious.9d30b1
CyrenW64/Trojan.NRXM-7424
SymantecTrojan.Gen.MBT
ESET-NOD32a variant of MSIL/LockScreen.AHO
APEXMalicious
AvastWin64:Trojan-gen
KasperskyHEUR:Trojan.MSIL.Shutdowner.gen
BitDefenderGen:Variant.Bulz.52110
NANO-AntivirusTrojan.Win64.Shutdowner.hsdycf
ViRobotTrojan.Win64.S.Agent.52736
MicroWorld-eScanGen:Variant.Bulz.52110
TencentMsil.Trojan.Shutdowner.Sunq
Ad-AwareGen:Variant.Bulz.52110
SophosMal/Generic-S
ComodoMalware@#3aph7ca835ke1
F-Secure
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom.MSIL.SCREENLOCKER.A
McAfee-GW-EditionArtemis!Trojan
FireEyeGen:Variant.Bulz.52110
EmsisoftGen:Variant.Bulz.52110 (B)
WebrootW32.Trojan.Gen
AviraTR/LockScreen.zstml
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftTrojan:MSIL/SystemLocker.MB!MTB
ArcabitTrojan.Bulz.DCB8E
AegisLabTrojan.MSIL.Shutdowner.4!c
ZoneAlarmHEUR:Trojan.MSIL.Shutdowner.gen
GDataWin64.Trojan-Ransom.Locker.B1SE3L
TACHYONRansom/W64.P4YME.52736
AhnLab-V3Trojan/Win32.FileCoder.C4182820
McAfeeArtemis!53724559D30B
MAXmalware (ai score=100)
VBA32Trojan.MSIL.Shutdowner
MalwarebytesRansom.Winlock
PandaTrj/CI.A
TrendMicro-HouseCallRansom.MSIL.SCREENLOCKER.A
RisingTrojan.Disabler!1.CAB8 (CLASSIC)
IkarusTrojan-Ransom.SSHbot
MaxSecureTrojan.Malware.74322128.susgen
FortinetW32/Shutdowner.AHO!tr.ransom
AVGWin64:Trojan-gen
Paloaltogeneric.ml

How to remove Trojan:MSIL/SystemLocker.MB!MTB virus?

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft">2.

Download GridinSoft Anti-Malware.

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

Download GridinSoft Anti-Malware

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 Trojan:MSIL/SystemLocker.MB!MTB 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 Trojan:MSIL/SystemLocker.MB!MTB you can always ask me in the comments for getting help.

References

  1. GridinSoft Anti-Malware Review from HowToFix site:
  2. More information about GridinSoft products: