Trojan:Win32/AgentTesla!MTB

If you spectate the notification of Trojan:Win32/AgentTesla!MTB detection, it seems that your PC has a problem. All malicious programs are dangerous, with no exceptions. AgentTesla is a virus that aims at opening your PC to further threats. Most of of the modern malware samples are complex, and can inject other viruses. Getting the Trojan:Win32/AgentTesla!MTB virus often equals to getting a thing which is able act like spyware or stealer, downloader, and a backdoor. Spectating this detection means that you need to perform the removal as fast as you can.

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:

Name AgentTesla Trojan
Detection Trojan:Win32/AgentTesla!MTB
Details AgentTesla tool that looks legitimate but can take control of your computer.

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:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware2
MicroWorld-eScan Trojan.GenericKD.35912021
ALYac Trojan.GenericKD.35912021
Cylance Unsafe
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.GenericKD.35912021
K7GW Riskware ( 0040eff71 )
CrowdStrike win/malicious_confidence_100% (D)
Cyren W32/Emotet.AZH.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Alibaba Trojan:Win32/AgentTesla.4339effe
AegisLab Trojan.Win32.Generic.4!c
Ad-Aware Trojan.GenericKD.35912021
Sophos Mal/Generic-S
Comodo Malware@#c1x6ndrrj8k0
McAfee-GW-Edition Emotet-FQS!7442496BEE5A
Emsisoft Trojan.GenericKD.35912021 (B)
SentinelOne Static AI – Malicious PE
MAX malware (ai score=87)
Kingsoft Win32.Hack.Undef.(kcloud)
Microsoft Trojan:Win32/AgentTesla!MTB
Gridinsoft Ransom.Win32.Wacatac.oa
Arcabit Trojan.Generic.D223F955
AhnLab-V3 Malware/Win32.RL_Generic.R361307
GData Trojan.GenericKD.35912021
McAfee Emotet-FQS!7442496BEE5A
Malwarebytes Trojan.Emotet
Rising Trojan.Kryptik!1.D06E (CLASSIC)
Ikarus Trojan-Banker.TrickBot
AVG Win32: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

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?

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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