Trojan.AgentTesla

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Trojan.AgentTesla infection?

In this post you will certainly locate regarding the meaning of Trojan.AgentTesla as well as its adverse effect on your computer. Such ransomware are a type of malware that is elaborated by on-line scams to demand paying the ransom money by a target.

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Most of the situations, Trojan.AgentTesla infection will certainly instruct its sufferers to initiate funds transfer for the objective of counteracting the amendments that the Trojan infection has introduced to the victim’s device.

Trojan.AgentTesla Summary

These alterations can be as adheres to:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Starts servers listening on 127.0.0.1:0;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers situated on the target’s disk drive — so the sufferer can no more use the information;
  • Preventing regular access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
z.whorecord.xyzRansom.Win32.Wacatac.oa
a.tomx.xyzRansom.Win32.Wacatac.oa

Trojan.AgentTesla

The most normal channels through which Trojan.AgentTesla are injected are:

  • By methods of phishing emails;
  • As an effect of customer ending up on a source that organizes a destructive software program;

As soon as the Trojan is efficiently injected, it will either cipher the data on the sufferer’s PC or prevent the gadget from working in a correct way – while additionally putting a ransom note that mentions the requirement for the victims to effect the settlement for the purpose of decrypting the documents or recovering the data system back to the initial condition. In the majority of instances, the ransom note will certainly show up when the client reboots the PC after the system has currently been harmed.

Trojan.AgentTesla circulation networks.

In different edges of the globe, Trojan.AgentTesla expands by jumps and also bounds. Nevertheless, the ransom money notes and also techniques of obtaining the ransom quantity may differ depending on particular neighborhood (local) settings. The ransom notes and tricks of extorting the ransom amount might vary depending on specific local (local) settings.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software.

    In certain areas, the Trojans typically wrongfully report having actually spotted some unlicensed applications allowed on the sufferer’s gadget. The alert after that demands the user to pay the ransom.

    Faulty statements concerning unlawful material.

    In nations where software piracy is much less prominent, this technique is not as efficient for the cyber fraudulences. Additionally, the Trojan.AgentTesla popup alert might wrongly declare to be originating from a law enforcement organization and will report having situated child pornography or various other unlawful data on the tool.

    Trojan.AgentTesla popup alert might falsely declare to be acquiring from a regulation enforcement organization and also will certainly report having situated youngster pornography or other unlawful data on the device. The alert will likewise contain a demand for the user to pay the ransom.

Technical details

File Info:

crc32: 1C2947D5
md5: bebb73849224c7f6bde59b08d46a1c14
name: BEBB73849224C7F6BDE59B08D46A1C14.mlw
sha1: 4ccd8ee9eac5523d6082ca80c5274df1bb08b0c9
sha256: c92c63658f161a639482f7e150303a4c6648f9186a8601fff6d14af694815895
sha512: 128db1d36270ee00b896deaf43480dc4a52226a29b70e9746410523f1c52717b19c00f3a970785a12817a880ee51dc08edeb323b776778f5ea2a5425171ec070
ssdeep: 24576:vXU72mRjD4ZbKICIbDpmTHhG9KTJ9KTr9KTJ1QNg7zffRZey:cjAZbKInbDpo1qQzfJZe
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2012
Assembly Version: 1.0.0.0
InternalName: IConvertible.exe
FileVersion: 1.0.0.0
CompanyName:
LegalTrademarks:
Comments:
ProductName: BBContacts
ProductVersion: 1.0.0.0
FileDescription: BBContacts
OriginalFilename: IConvertible.exe

Trojan.AgentTesla also known as:

GridinSoftTrojan.Ransom.Gen
Elasticmalicious (high confidence)
DrWebTrojan.PackedNET.474
MicroWorld-eScanTrojan.Autoruns.GenericKD.35790997
FireEyeGeneric.mg.bebb73849224c7f6
ALYacTrojan.Autoruns.GenericKD.35790997
CylanceUnsafe
AegisLabTrojan.MSIL.Agensla.i!c
K7AntiVirusRiskware ( 0040eff71 )
BitDefenderTrojan.Autoruns.GenericKD.35790997
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.9eac55
BitDefenderThetaGen:NN.ZemsilF.34700.bn0@auoDIdm
CyrenW32/Trojan.CYDU-1209
SymantecTrojan.Gen.2
Paloaltogeneric.ml
KasperskyHEUR:Trojan-PSW.MSIL.Agensla.gen
AlibabaTrojan:Win32/starter.ali1000139
ViRobotTrojan.Win32.Z.Wacatac.1071104
Ad-AwareTrojan.Autoruns.GenericKD.35790997
SophosMal/Generic-S
F-SecureTrojan.TR/Redcap.ywmxc
McAfee-GW-EditionBehavesLike.Win32.Generic.tc
EmsisoftTrojan.Autoruns.GenericKD.35790997 (B)
SentinelOneStatic AI – Malicious PE
AviraTR/Redcap.ywmxc
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftTrojan:Win32/Tnega!ml
GridinsoftRansom.Win32.Wacatac.oa
ArcabitTrojan.Autoruns.Generic.D2222095
ZoneAlarmHEUR:Trojan-PSW.MSIL.Agensla.gen
GDataTrojan.Autoruns.GenericKD.35790997
CynetMalicious (score: 100)
McAfeeArtemis!BEBB73849224
MAXmalware (ai score=85)
MalwarebytesTrojan.AgentTesla
PandaTrj/GdSda.A
APEXMalicious
ESET-NOD32a variant of Generik.DTVTRGU
IkarusTrojan.SuspectCRC
FortinetMSIL/Kryptik.ZAM!tr
AVGWin32:PWSX-gen [Trj]
AvastWin32:PWSX-gen [Trj]
CrowdStrikewin/malicious_confidence_60% (D)
Qihoo-360Generic/Trojan.PSW.374

How to remove Trojan.AgentTesla ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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.AgentTesla 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:

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If the guide doesn’t help you to remove Trojan.AgentTesla you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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