Troj/Emotet-CSN

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

What is Troj/Emotet-CSN infection?

In this short article you will locate regarding the definition of Troj/Emotet-CSN and also its unfavorable influence on your computer system. Such ransomware are a type of malware that is clarified by online fraudulences to require paying the ransom by a sufferer.

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Most of the situations, Troj/Emotet-CSN ransomware will certainly advise its victims to launch funds move for the objective of reducing the effects of the changes that the Trojan infection has introduced to the sufferer’s device.

Troj/Emotet-CSN 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.
  • Mimics the system’s user agent string for its own requests;
  • Expresses interest in specific running processes;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • 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 files found on the sufferer’s hard drive — so the victim can no more make use of the information;
  • Preventing normal access to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Troj/Emotet-CSN

The most regular networks whereby Troj/Emotet-CSN are injected are:

  • By methods of phishing emails;
  • As an effect of customer ending up on a source that holds a malicious software application;

As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the victim’s computer or stop the tool from functioning in a proper way – while likewise positioning a ransom note that discusses the requirement for the victims to effect the settlement for the function of decrypting the documents or bring back the documents system back to the preliminary problem. In a lot of circumstances, the ransom note will turn up when the client restarts the PC after the system has already been harmed.

Troj/Emotet-CSN circulation channels.

In various edges of the world, Troj/Emotet-CSN grows by leaps and bounds. However, the ransom money notes and also techniques of extorting the ransom money quantity might vary relying on particular local (local) settings. The ransom money notes as well as methods of obtaining the ransom quantity might vary depending on particular neighborhood (local) setups.

Ransomware injection

For example:

    Faulty signals regarding unlicensed software application.

    In particular locations, the Trojans commonly wrongfully report having actually spotted some unlicensed applications allowed on the sufferer’s device. The sharp then requires the individual to pay the ransom.

    Faulty declarations regarding illegal web content.

    In countries where software application piracy is less popular, this approach is not as reliable for the cyber fraudulences. Conversely, the Troj/Emotet-CSN popup alert might incorrectly assert to be deriving from a law enforcement establishment as well as will certainly report having located child porn or various other illegal data on the tool.

    Troj/Emotet-CSN popup alert might wrongly declare to be deriving from a regulation enforcement establishment as well as will certainly report having situated child pornography or various other prohibited information on the device. The alert will similarly contain a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: E63B62A4
md5: 31af361b50c16bdb8fff8ad60a665516
name: upload_file
sha1: 3882b1e7decbeb50e7c5f623811b2435cd083d10
sha256: 6f44aeb361c7d6f3803cc7833f2cb0bab386579f512b1b354f44630c8eb65cd3
sha512: f5c1dd95f3ce828c727cff8890885b013bbbdb786ccef0c1fea0c04f50d1b95e9eb1ee9e7b8ad9e8403456b6a49110b39be1380b4f0c0d62ad9265914cb2b345
ssdeep: 6144:fbjOkBEaNFYRhpAw1fIMpjksQZz7c2qHPC3hWjZc6fleqcyCCuKH:fPz2aE2qHksQZvQHPOc1DeqpCCuK
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Troj/Emotet-CSN also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware2
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Agent.EYHC
FireEye Generic.mg.31af361b50c16bdb
Qihoo-360 Win32/Trojan.095
ALYac Trojan.Agent.Emotet
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Generic.4!c
K7AntiVirus Trojan ( 00571ef71 )
BitDefender Trojan.Agent.EYHC
K7GW Trojan ( 00571ef71 )
Cybereason malicious.7decbe
Cyren W32/Kryptik.CIF.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Trojan-gen
ClamAV Win.Trojan.Generic-9784952-0
Kaspersky HEUR:Trojan-Banker.Win32.Emotet.gen
Alibaba Trojan:Win32/EmotetCrypt.cfdb49ff
Tencent Win32.Trojan-banker.Emotet.Ljat
Ad-Aware Trojan.Agent.EYHC
Sophos Troj/Emotet-CSN
Comodo Malware@#1stn6hhhzwzmu
F-Secure Trojan.TR/AD.Emotet.foa
DrWeb Trojan.Emotet.1046
Invincea Troj/Emotet-CSN
McAfee-GW-Edition BehavesLike.Win32.Emotet.fh
Emsisoft Trojan.Agent.EYHC (B)
Ikarus Trojan-Banker.Emotet
Avira TR/AD.Emotet.foa
MAX malware (ai score=88)
Microsoft Trojan:Win32/EmotetCrypt.ARK!MTB
Gridinsoft Wacatac Trojan
Arcabit Trojan.Agent.EYHC
ZoneAlarm HEUR:Trojan-Banker.Win32.Emotet.gen
GData Trojan.Agent.EYHC
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Win32.Generic.C4215257
McAfee Emotet-FSF!31AF361B50C1
TACHYON Trojan/W32.Agent.393216.APA
Malwarebytes Trojan.Emotet
Panda Trj/GdSda.A
ESET-NOD32 Win32/Emotet.CI
Rising [email protected] (RDMK:Xqe8Tt5QZfuwaCvZSLi4WQ)
eGambit Unsafe.AI_Score_61%
Fortinet W32/Emotet.AMH!tr
AVG Win32:Trojan-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_60% (W)

How to remove Troj/Emotet-CSN 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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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 Troj/Emotet-CSN 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 Troj/Emotet-CSN 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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