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The Daily Insight

Trojan:Win32/AgentTesla!MTB

Author

Daniel Foster

Updated on March 01, 2026

Any malware exists with the only target – make money on you1. And the programmers of these things are not thinking of morality – they use all possible tactics. Stealing your personal data, getting the comission for the advertisements you watch for them, exploiting your CPU and GPU to mine cryptocurrencies – that is not the complete list of what they do. Do you like to be a riding equine? That is a rhetorical question.

What does the notification with Trojan:Win32/AgentTesla!MTB detection mean?

The Trojan:Win32/AgentTesla!MTB detection you can see in the lower right corner is demonstrated to you by Microsoft Defender. That anti-malware software is quite OK at scanning, however, prone to be basically unstable. It is prone to malware attacks, it has a glitchy interface and bugged malware removal capabilities. For this reason, the pop-up which says about the AgentTesla is just a notification that Defender has detected it. To remove it, you will likely need to use a separate anti-malware program.

Trojan:Win32/AgentTesla!MTB

Trojan:Win32/AgentTesla!MTB detection in Windows Defender

The exact Trojan:Win32/AgentTesla!MTB infection is a very undesirable thing. It sits into your system disguised as a part of something legitimate, or as a part of the tool you have got on a forum. Therefore, it makes all possible steps to make your system weaker. At the end of this “party”, it downloads other viruses – ones which are choosen by crooks who manage this virus. Hence, it is likely impossible to predict the effects from AgentTesla actions. And the unpredictability is one of the most upleasant things when it comes to malware. That’s why it is rather not to choose at all, and don’t let the malware to complete its task.

Threat Summary:

NameAgentTesla Trojan
DetectionTrojan:Win32/AgentTesla!MTB
DetailsAgentTesla tool that looks legitimate but can take control of your computer.
Fix Tool GridinSoft Anti-MalwareSee If Your System Has Been Affected by AgentTesla Trojan

Technical analysis of Trojan:Win32/AgentTesla!MTB threat

That malware causes the following changes in the infected system:

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.

Is Trojan:Win32/AgentTesla!MTB dangerous?

As I have actually stated before, non-harmful malware does not exist. And Trojan:Win32/AgentTesla!MTB is not an exception. This virus alters the system setups, modifies the Group Policies and registry. All of these elements are vital for proper system operating, even when we are not talking about PC safety. Therefore, the virus which AgentTesla carries, or which it will inject later, will try to get maximum profit from you. Cyber burglars can steal your personal data, and then sell it on the Darknet. Using adware and browser hijacker functions, embedded in Trojan:Win32/AgentTesla!MTB virus, they can make money by showing you the advertisements. Each view gives them a penny, but 100 views per day = $1. 1000 victims who watch 100 banners per day – $1000. Easy math, but sad conclusions. It is a bad choice to be a donkey for crooks.

Technical details

Show the information

File Info:

crc32: B256D02Cmd5: 7442496bee5a1a5bf35cc786cf387e64name: 7442496BEE5A1A5BF35CC786CF387E64.mlwsha1: dfdd1b00de311460b40bb381e2dd7e79e33ed6b4sha256: 6a6d931c6790a2f8c141932cfa05a62fb7649ffa1845920a994642b3b62f0e52sha512: 9b44bdffa5f22b6a4b65e5453cffba24969b68113842a925d424893aa50b31699d2b63e53c4febe3b40d403866120f4308d2d8d44a781186842fafa729397a4dssdeep: 6144:RQGbkGUAz5FG0a9B9cLVS8B/m+tJzry9wSBybpfgYNAJJkNiSS3d+ML/y34UQ:R/bkGJz5U04Bj8NteBAZ3NiSSEaA7Qtype: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/AgentTesla!MTB also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetectVM.malware2
MicroWorld-eScanTrojan.GenericKD.35912021
ALYacTrojan.GenericKD.35912021
CylanceUnsafe
K7AntiVirusRiskware ( 0040eff71 )
BitDefenderTrojan.GenericKD.35912021
K7GWRiskware ( 0040eff71 )
CrowdStrikewin/malicious_confidence_100% (D)
CyrenW32/Emotet.AZH.gen!Eldorado
SymantecML.Attribute.HighConfidence
APEXMalicious
AlibabaTrojan:Win32/AgentTesla.4339effe
AegisLabTrojan.Win32.Generic.4!c
Ad-AwareTrojan.GenericKD.35912021
SophosMal/Generic-S
ComodoMalware@#c1x6ndrrj8k0
McAfee-GW-EditionEmotet-FQS!7442496BEE5A
EmsisoftTrojan.GenericKD.35912021 (B)
SentinelOneStatic AI – Malicious PE
MAXmalware (ai score=87)
KingsoftWin32.Hack.Undef.(kcloud)
MicrosoftTrojan:Win32/AgentTesla!MTB
GridinsoftRansom.Win32.Wacatac.oa
ArcabitTrojan.Generic.D223F955
AhnLab-V3Malware/Win32.RL_Generic.R361307
GDataTrojan.GenericKD.35912021
McAfeeEmotet-FQS!7442496BEE5A
MalwarebytesTrojan.Emotet
RisingTrojan.Kryptik!1.D06E (CLASSIC)
IkarusTrojan-Banker.TrickBot
AVGWin32:Malware-gen

How did I get this virus?

It is difficult to line the origins of malware on your PC. Nowadays, things are mixed, and distribution ways used by adware 5 years ago may be utilized by spyware these days. However, if we abstract from the exact distribution way and will think about why it works, the reply will be quite simple – low level of cybersecurity knowledge. Individuals click on promotions on weird sites, open the pop-ups they get in their browsers, call the “Microsoft tech support” thinking that the scary banner that says about malware is true. It is necessary to know what is legitimate – to prevent misconceptions when trying to find out a virus.

Microsoft tech support scam

Microsoft tech support scam page

Nowadays, there are two of the most extensive tactics of malware spreading – bait e-mails and also injection into a hacked program. While the first one is not so easy to avoid – you need to know a lot to understand a counterfeit – the 2nd one is simple to solve: just don’t utilize hacked programs. Torrent-trackers and various other providers of “free” applications (which are, actually, paid, but with a disabled license checking) are really a giveaway place of malware. And Trojan:Win32/AgentTesla!MTB is just one of them.

How to remove the Trojan:Win32/AgentTesla!MTB from my PC?

Trojan:Win32/AgentTesla!MTB malware is very hard to erase by hand. It places its data in multiple locations throughout the disk, and can recover itself from one of the elements. Furthermore, various alterations in the registry, networking setups and Group Policies are really hard to identify and change to the original. It is far better to utilize a special program – exactly, an anti-malware program. GridinSoft Anti-Malware will fit the best for malware removal purposes.

Why GridinSoft Anti-Malware? It is really lightweight and has its databases updated practically every hour. Furthermore, it does not have such problems and vulnerabilities as Microsoft Defender does. The combination of these aspects makes GridinSoft Anti-Malware suitable for getting rid of malware of any type.

Download GridinSoft Anti-Malware

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process
  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results
  • When the scan is over, you may choose the action for each detected virus. For all files of AgentTesla the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning

References

  1. Read about malware types on GridinSoft Threat encyclopedia.