Written by Robert Bailey

What is Trojan:MSIL/AgentTesla.AM!MTB infection?

In this short article you will find concerning the interpretation of Trojan:MSIL/AgentTesla.AM!MTB as well as its adverse impact on your computer. Such ransomware are a kind of malware that is elaborated by on the internet frauds to require paying the ransom money by a sufferer.

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Most of the situations, Trojan:MSIL/AgentTesla.AM!MTB infection will certainly instruct its targets to start funds move for the function of counteracting the amendments that the Trojan infection has actually introduced to the sufferer’s device.

Trojan:MSIL/AgentTesla.AM!MTB Summary

These alterations can be as adheres to:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Creates RWX memory;
  • A process created a hidden window;
  • The binary likely contains encrypted or compressed data.;
  • Executed a process and injected code into it, probably while unpacking;
  • Network activity detected but not expressed in API logs;
  • Ciphering the files located on the target’s hard drive — so the target can no more make use of the data;
  • Preventing regular access to the sufferer’s workstation;


One of the most common channels through which Trojan:MSIL/AgentTesla.AM!MTB Trojans are injected are:

  • By methods of phishing emails;
  • As a consequence of individual ending up on a resource that hosts a harmful software;

As soon as the Trojan is effectively infused, it will certainly either cipher the information on the sufferer’s computer or stop the device from functioning in an appropriate manner – while likewise positioning a ransom note that discusses the demand for the sufferers to effect the payment for the objective of decrypting the documents or restoring the file system back to the preliminary condition. In a lot of circumstances, the ransom note will come up when the customer restarts the PC after the system has actually already been harmed.

Trojan:MSIL/AgentTesla.AM!MTB circulation channels.

In various corners of the world, Trojan:MSIL/AgentTesla.AM!MTB grows by leaps as well as bounds. Nonetheless, the ransom notes as well as techniques of obtaining the ransom money quantity might vary depending upon particular local (regional) setups. The ransom notes and also tricks of extorting the ransom amount might differ depending on certain local (regional) setups.

Ransomware injection

For example:

    Faulty signals concerning unlicensed software.

    In particular locations, the Trojans usually wrongfully report having actually identified some unlicensed applications made it possible for on the victim’s tool. The alert then requires the user to pay the ransom money.

    Faulty declarations regarding prohibited web content.

    In countries where software program piracy is much less preferred, this approach is not as effective for the cyber fraudulences. Conversely, the Trojan:MSIL/AgentTesla.AM!MTB popup alert might wrongly declare to be stemming from a law enforcement organization and will report having situated youngster porn or various other unlawful data on the gadget.

    Trojan:MSIL/AgentTesla.AM!MTB popup alert may falsely claim to be acquiring from a law enforcement establishment and also will report having located kid pornography or various other illegal information on the gadget. The alert will similarly have a need for the individual to pay the ransom.

Technical details

File Info:

crc32: 52B5472C
md5: 643d71110f8f60590bd795e97317bd86
name: 643D71110F8F60590BD795E97317BD86.mlw
sha1: aeaf98fbcb39b268eb0a5a55b7665d2abe077d03
sha256: bda9b47b8a3ca85a643a426750e309fe77d948e2d6f704a8a56ba452dd1531ae
sha512: 9d7d27672d2f361832b76ec49825ecfe9b148fa1d0d026f53dd733c674b0c542d9fdd7abd6742e82bd57cac8c35f13c261df0a55d886c7c83389424f3f9d8723
ssdeep: 24576:GlcJLxmFzwO+Do4/J2YEpmBgktB/m/J69Ix17o67wXo67w:TrxDo4/UmgktBu/J6Io60o6
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2018
Assembly Version:
InternalName: NullReferenceException.exe
ProductName: QRCODE
FileDescription: QRCODE
OriginalFilename: NullReferenceException.exe

Trojan:MSIL/AgentTesla.AM!MTB also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
DrWeb Trojan.Inject4.6345
MicroWorld-eScan Gen:Variant.Bulz.278990
CAT-QuickHeal TrojanSpy.MSIL
ALYac Gen:Variant.Bulz.278990
Cylance Unsafe
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Gen:Variant.Bulz.278990
K7GW Riskware ( 0040eff71 )
Cybereason malicious.bcb39b
BitDefenderTheta Gen:NN.ZemsilF.34700.hr0@ae9vPpd
Cyren W32/MSIL_Kryptik.CMT.gen!Eldorado
Symantec Ransom.Wannacry
ESET-NOD32 a variant of MSIL/Kryptik.ZCL
APEX Malicious
Avast Win32:RATX-gen [Trj]
Kaspersky HEUR:Trojan-Spy.MSIL.Noon.gen
Alibaba Trojan:Win32/Kryptik.ali2000016
ViRobot Trojan.Win32.Z.Bulz.1165824
AegisLab Trojan.MSIL.Noon.l!c
Tencent Msil.Trojan-spy.Noon.Wmjd
Ad-Aware Gen:Variant.Bulz.278990
Sophos Mal/Generic-S
Comodo Malware@#3icqkr82kwlou
F-Secure Trojan.TR/AD.Swotter.rfwap
McAfee-GW-Edition PWS-FCTY!643D71110F8F
Emsisoft Gen:Variant.Bulz.278990 (B)
SentinelOne Static AI – Malicious PE
Avira TR/AD.Swotter.rfwap
Microsoft Trojan:MSIL/AgentTesla.AM!MTB
Gridinsoft Spy.Win32.Keylogger.oa
Arcabit Trojan.Bulz.D441CE
ZoneAlarm HEUR:Trojan-Spy.MSIL.Noon.gen
GData Gen:Variant.Bulz.278990
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Win32.RL_Generic.C4269464
McAfee PWS-FCTY!643D71110F8F
MAX malware (ai score=81)
VBA32 TScope.Trojan.MSIL
Malwarebytes Trojan.MalPack
Panda Trj/GdSda.A
Ikarus Trojan.MSIL.Crypt
eGambit Unsafe.AI_Score_100%
Fortinet MSIL/GenKryptik.EYWJ!tr
AVG Win32:RATX-gen [Trj]
CrowdStrike win/malicious_confidence_80% (D)

How to remove Trojan:MSIL/AgentTesla.AM!MTB 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 Trojan:MSIL/AgentTesla.AM!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

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If the guide doesn’t help you to remove Trojan:MSIL/AgentTesla.AM!MTB 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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