Troj/Emotet-CVA

Written by Robert Bailey

What is Troj/Emotet-CVA infection?

In this post you will certainly find regarding the meaning of Troj/Emotet-CVA and also its adverse effect on your computer system. Such ransomware are a type of malware that is elaborated by on the internet fraudulences to require paying the ransom money by a victim.

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Most of the cases, Troj/Emotet-CVA infection will certainly advise its sufferers to start funds transfer for the purpose of counteracting the modifications that the Trojan infection has presented to the victim’s device.

Troj/Emotet-CVA Summary

These alterations can be as complies with:

  • 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;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the victim’s disk drive — so the victim can no longer make use of the information;
  • Preventing regular accessibility to the victim’s workstation;
Similar behavior
Related domains
z.whorecord.xyz Ransom.Win32.Wacatac.oa!s1
a.tomx.xyz Ransom.Win32.Wacatac.oa!s1

Troj/Emotet-CVA

One of the most normal networks where Troj/Emotet-CVA Trojans are injected are:

  • By means of phishing e-mails;
  • As an effect of individual winding up on a resource that holds a destructive software program;

As quickly as the Trojan is efficiently infused, it will either cipher the data on the sufferer’s computer or prevent the tool from functioning in a correct manner – while likewise placing a ransom note that states the need for the victims to impact the settlement for the objective of decrypting the papers or recovering the file system back to the first condition. In the majority of circumstances, the ransom note will certainly turn up when the customer reboots the PC after the system has actually already been damaged.

Troj/Emotet-CVA distribution channels.

In different corners of the globe, Troj/Emotet-CVA expands by leaps and also bounds. Nonetheless, the ransom money notes and also tricks of obtaining the ransom money amount might differ relying on particular regional (regional) settings. The ransom notes and methods of extorting the ransom amount might vary depending on certain regional (regional) settings.

Ransomware injection

As an example:

    Faulty informs concerning unlicensed software program.

    In particular locations, the Trojans commonly wrongfully report having detected some unlicensed applications allowed on the victim’s device. The alert then demands the user to pay the ransom.

    Faulty statements concerning prohibited content.

    In countries where software program piracy is less popular, this method is not as efficient for the cyber scams. Additionally, the Troj/Emotet-CVA popup alert may wrongly claim to be originating from a law enforcement establishment as well as will certainly report having located child pornography or other prohibited information on the gadget.

    Troj/Emotet-CVA popup alert may falsely claim to be deriving from a regulation enforcement establishment as well as will report having situated youngster porn or various other illegal data on the gadget. The alert will likewise have a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 27D4F5E7
md5: 4a31e9f964248d2e1b7da2e4c3e5a06f
name: 4A31E9F964248D2E1B7DA2E4C3E5A06F.mlw
sha1: 3f6dba03de275f550f79411e3035d0618515151a
sha256: 8e56a64bcda901c0d3877149eb3f5f8f163f6a43d9a989abaac98262c16fe315
sha512: b974997d8dae631afe146b680ba9fa4eef3da917b691365bdd6d4b7a912d2bcfc8b543bd1de894cafedbcce0da2a5e9916abaded61c1cfd8fc402811f53d30b6
ssdeep: 12288:w3zKxZ14g1hxgsjtuEiiSFdgiAbj1qiua23B3BSVyfYzP:a2Z1CEiTFJAbZqfBx4yKP
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Troj/Emotet-CVA also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware2
MicroWorld-eScan Trojan.GenericKDZ.72320
FireEye Trojan.GenericKDZ.72320
McAfee GenericRXNE-NA!4A31E9F96424
Sangfor Malware
K7AntiVirus Trojan ( 0057530f1 )
BitDefender Trojan.GenericKDZ.72320
K7GW Trojan ( 0057530f1 )
CrowdStrike win/malicious_confidence_100% (W)
Cyren W32/Emotet.AZV.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Paloalto generic.ml
Kaspersky Trojan-Banker.Win32.Emotet.geru
Alibaba Trojan:Win32/EmotetCrypt.a5e1b241
Ad-Aware Trojan.GenericKDZ.72320
Emsisoft Trojan.Emotet (A)
DrWeb Trojan.Emotet.1071
McAfee-GW-Edition BehavesLike.Win32.Generic.gc
Sophos Troj/Emotet-CVA
Jiangmin Trojan.Banker.Emotet.pyl
Microsoft Trojan:Win32/EmotetCrypt.PEF!MTB
Gridinsoft Ransom.Win32.Wacatac.oa!s1
Arcabit Trojan.Generic.D11A80
AegisLab Trojan.Win32.Emotet.L!c
ZoneAlarm Trojan-Banker.Win32.Emotet.geru
GData Trojan.GenericKDZ.72320
Cynet Malicious (score: 100)
ALYac Trojan.GenericKDZ.72320
MAX malware (ai score=89)
VBA32 Trojan.Emotet
Malwarebytes Trojan.Emotet
Panda Trj/Genetic.gen
ESET-NOD32 a variant of Win32/GenKryptik.EZIJ
Rising Trojan.Emotet!1.D0CC (CLASSIC)
Ikarus Trojan-Banker.Emotet
eGambit Unsafe.AI_Score_98%
Fortinet W32/Kryptik.0039!tr
AVG Win32:BankerX-gen [Trj]
Avast Win32:BankerX-gen [Trj]
Qihoo-360 Generic/HEUR/QVM30.2.4A37.Malware.Gen

How to remove Troj/Emotet-CVA 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 Troj/Emotet-CVA 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Troj/Emotet-CVA 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/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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