TrojanDownloader:MSIL/AgentTesla.EFY!MTB

Seeing the TrojanDownloader:MSIL/AgentTesla.EFY!MTB malware detection usually means that your PC is in big danger. This malware can correctly be named as ransomware – virus which ciphers your files and asks you to pay for their decryption. Deleteing it requires some unusual steps that must be done as soon as possible.

TrojanDownloader:MSIL/AgentTesla.EFY!MTB detection is a virus detection you can spectate in your computer. It frequently shows up after the provoking activities on your computer – opening the suspicious e-mail messages, clicking the banner in the Web or installing the program from unreliable sources. From the moment it appears, you have a short time to take action before it starts its harmful action. And be sure – it is much better not to await these harmful effects.

What is TrojanDownloader:MSIL/AgentTesla.EFY!MTB virus?

TrojanDownloader:MSIL/AgentTesla.EFY!MTB is ransomware-type malware. It looks for the documents on your disk drives, ciphers it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this virus also does a lot of harm to your system. It alters the networking settings in order to prevent you from reading the elimination guides or downloading the anti-malware program. In rare cases, TrojanDownloader:MSIL/AgentTesla.EFY!MTB can additionally prevent the launching of anti-malware programs.

TrojanDownloader:MSIL/AgentTesla.EFY!MTB Summary

In total, TrojanDownloader:MSIL/AgentTesla.EFY!MTB malware activities in the infected system are next:

  • Dynamic (imported) function loading detected;
  • Authenticode signature is invalid;
  • Binary compilation timestomping detected;
  • Ciphering the files kept on the victim’s disk — so the victim cannot check these files;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of anti-malware apps

Ransomware has actually been a nightmare for the last 4 years. It is hard to realize a more harmful malware for both individual users and companies. The algorithms utilized in TrojanDownloader:MSIL/AgentTesla.EFY!MTB (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have a lot more time than our galaxy already exists, and possibly will exist. But that malware does not do all these horrible things without delay – it can require up to a few hours to cipher all of your documents. Therefore, seeing the TrojanDownloader:MSIL/AgentTesla.EFY!MTB detection is a clear signal that you must begin the clearing process.

Where did I get the TrojanDownloader:MSIL/AgentTesla.EFY!MTB?

Routine ways of TrojanDownloader:MSIL/AgentTesla.EFY!MTB spreading are basic for all other ransomware variants. Those are one-day landing web pages where victims are offered to download and install the free app, so-called bait e-mails and hacktools. Bait emails are a quite new method in malware distribution – you receive the e-mail that simulates some routine notifications about shippings or bank service conditions updates. Inside of the e-mail, there is an infected MS Office file, or a web link which leads to the exploit landing site.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Avoiding it looks pretty uncomplicated, however, still requires a lot of recognition. Malware can hide in different places, and it is far better to stop it even before it goes into your system than to trust in an anti-malware program. Simple cybersecurity knowledge is just an essential thing in the modern-day world, even if your relationship with a PC remains on YouTube videos. That can save you a lot of money and time which you would spend while searching for a fixing guide.

TrojanDownloader:MSIL/AgentTesla.EFY!MTB malware technical details

File Info:

name: 49162F7D323E2F4D1154.mlwpath: /opt/CAPEv2/storage/binaries/62beb4dce14a6d0da989a2b3641f4ae717e8d5edac3acb4c636083187b01021acrc32: 28456D11md5: 49162f7d323e2f4d1154cfb5bcbdba72sha1: 4adcd864ee74e5896ad09d52de6bfef8293ba0a8sha256: 62beb4dce14a6d0da989a2b3641f4ae717e8d5edac3acb4c636083187b01021asha512: a35fabe0642390a85193d83a5c574e6f597002d8f76406a4d9dbe9352df9f4c30283567b0f167606c8e2d09d1a3a0eaadbd3d37be0c8249c03afe786dcd3e4c4ssdeep: 768:hjDjJFpsjs2aXTmHG6k9CiS8a1FNqkJRRBCgwqic:hjPJwjs2aD+L8mF1RAiictype: PE32 executable (console) Intel 80386, for MS Windowstlsh: T10D04818CBC9C851CDDA9EA31544EF537FA69BFC6BA0C9B54E0403FC63972261468D938sha3_384: 2a9819859cbc9b42f2062ce5c646089ff034dee5a13daa22fa075748802dc37dbe2304ba60daf8f20dd6b98f48cc7decep_bytes: ff250020400000000000000000000000timestamp: 2086-12-18 14:14:26

Version Info:

Translation: 0x0000 0x04b0Comments: NVIDIA GeForce NOWCompanyName: NVIDIA CorporationFileDescription: NVIDIA GeForce NOWFileVersion: 92.4515.159.1InternalName: Ahbygz.exeLegalCopyright: (c) 2017-2021 NVIDIA Corporation. All rights reserved.LegalTrademarks: OriginalFilename: Ahbygz.exeProductName: NVIDIA GeForce NOWProductVersion: 92.4515.159.1Assembly Version: 92.4515.159.1

TrojanDownloader:MSIL/AgentTesla.EFY!MTB also known as:

Lionic Trojan.MSIL.Blocker.j!c
Elastic malicious (high confidence)
DrWeb Trojan.DownloaderNET.283
MicroWorld-eScan Trojan.GenericKD.48283696
ALYac Trojan.GenericKD.48283696
Cylance Unsafe
Zillya Downloader.AgentAGen.Win32.228
Sangfor Trojan.Win32.Ymacco.AB62
K7AntiVirus Trojan-Downloader ( 0058e2521 )
K7GW Trojan-Downloader ( 0058e2521 )
CrowdStrike win/malicious_confidence_100% (W)
Arcabit Trojan.Generic.D2E0C030
BitDefenderTheta Gen:NN.ZemsilF.34232.lm0@aaoAlYd
Cyren W32/MSIL_Agent.CTG.gen!Eldorado
Symantec MSIL.Downloader!gen7
ESET-NOD32 a variant of MSIL/TrojanDownloader.Agent_AGen.IU
APEX Malicious
Kaspersky HEUR:Trojan-Ransom.MSIL.Blocker.gen
BitDefender Trojan.GenericKD.48283696
Avast Win32:CrypterX-gen [Trj]
Rising Malware.Obfus/[email protected] (RDM.MSIL:eyQ/JM3syxFqCW3N13ISFA)
Ad-Aware Trojan.GenericKD.48283696
Emsisoft Trojan.GenericKD.48283696 (B)
VIPRE Trojan.Win32.Generic.pak!cobra
TrendMicro TROJ_GEN.R002C0PBA22
McAfee-GW-Edition RDN/Generic Downloader.x
Trapmine malicious.moderate.ml.score
FireEye Generic.mg.49162f7d323e2f4d
Sophos ML/PE-A
Ikarus Trojan-Downloader.MSIL.Agent
Webroot W32.Trojan.Gen
Avira HEUR/AGEN.1232073
MAX malware (ai score=83)
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft TrojanDownloader:MSIL/AgentTesla.EFY!MTB
ZoneAlarm HEUR:Trojan-Ransom.MSIL.Blocker.gen
GData Trojan.GenericKD.48283696
Cynet Malicious (score: 100)
McAfee RDN/Generic Downloader.x
TACHYON Ransom/W32.DN-Blocker.184832
VBA32 TScope.Trojan.MSIL
Malwarebytes Trojan.MCrypt.MSIL.Generic
TrendMicro-HouseCall TROJ_GEN.R002C0PBA22
Tencent Msil.Trojan-downloader.Agent_agen.Pbpe
SentinelOne Static AI – Malicious PE
Fortinet MSIL/Agent.JFV!tr.dldr
AVG Win32:CrypterX-gen [Trj]
Panda Trj/GdSda.A
MaxSecure Trojan.Malware.73689294.susgen

How to remove TrojanDownloader:MSIL/AgentTesla.EFY!MTB?

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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