Troj/Emotet-CVB

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

What is Troj/Emotet-CVB infection?

In this short article you will locate concerning the interpretation of Troj/Emotet-CVB and also its unfavorable influence on your computer. Such ransomware are a kind of malware that is elaborated by online fraudulences to demand paying the ransom money by a target.

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In the majority of the situations, Troj/Emotet-CVB infection will certainly instruct its victims to initiate funds transfer for the purpose of reducing the effects of the modifications that the Trojan infection has actually introduced to the victim’s gadget.

Troj/Emotet-CVB Summary

These adjustments 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;
  • 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.
  • 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 papers located on the sufferer’s disk drive — so the target can no longer make use of the data;
  • Preventing normal access to the target’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-CVB

The most common channels through which Troj/Emotet-CVB Trojans are injected are:

  • By means of phishing e-mails;
  • As a repercussion of user ending up on a resource that hosts a destructive software program;

As quickly as the Trojan is effectively infused, it will certainly either cipher the data on the sufferer’s PC or avoid the gadget from functioning in a correct way – while additionally putting a ransom note that points out the requirement for the victims to impact the settlement for the objective of decrypting the files or bring back the documents system back to the initial problem. In many circumstances, the ransom note will turn up when the client reboots the PC after the system has actually already been damaged.

Troj/Emotet-CVB distribution channels.

In various corners of the globe, Troj/Emotet-CVB expands by leaps and also bounds. Nonetheless, the ransom money notes as well as methods of obtaining the ransom quantity might vary relying on particular neighborhood (regional) settings. The ransom notes and techniques of extorting the ransom money quantity might vary depending on specific neighborhood (local) settings.

Ransomware injection

For instance:

    Faulty alerts regarding unlicensed software application.

    In specific areas, the Trojans frequently wrongfully report having actually discovered some unlicensed applications enabled on the sufferer’s tool. The sharp after that demands the individual to pay the ransom money.

    Faulty declarations about illegal web content.

    In countries where software program piracy is much less popular, this approach is not as effective for the cyber scams. Conversely, the Troj/Emotet-CVB popup alert might incorrectly claim to be deriving from a law enforcement establishment and will report having situated child pornography or other prohibited data on the device.

    Troj/Emotet-CVB popup alert may incorrectly claim to be acquiring from a legislation enforcement institution and also will report having located child porn or other unlawful information on the device. The alert will likewise consist of a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: CD2F6902
md5: 282984ee9b47d2a526743639178030a9
name: 282984EE9B47D2A526743639178030A9.mlw
sha1: df33dc854e57967c656599ea81a23b4bf035510b
sha256: a777ebfa770b9518e19e669a30da9de71370bd3213071e3cd6a2ecb12f7fb10c
sha512: fd97b69659cc7b18182853710805148b21adb0ac7d480e6dc388672185729b4390c9ec6076451b96e7184d4298ed33405764c78a3bd74ca413ba13c422a94bd0
ssdeep: 3072:XO2Rkqx4iM+TeybMVjHGLEgj438DIOWQQlL/oEBPCZRAkf9zz:+2RkftGL34321QtoQwxz
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Troj/Emotet-CVB also known as:

GridinSoftTrojan.Ransom.Gen
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKDZ.72315
FireEyeGeneric.mg.282984ee9b47d2a5
McAfeeGenericRXNE-NN!282984EE9B47
CylanceUnsafe
SangforMalware
K7AntiVirusTrojan ( 0057530f1 )
AlibabaTrojan:Win32/EmotetCrypt.d3ec434b
K7GWTrojan ( 0057530f1 )
CrowdStrikewin/malicious_confidence_100% (D)
BitDefenderThetaGen:NN.ZedlaF.34700.mu4@aCq88rmi
CyrenW32/Emotet.AZU.gen!Eldorado
SymantecML.Attribute.HighConfidence
APEXMalicious
KasperskyHEUR:Backdoor.Win32.Emotet.gen
BitDefenderTrojan.GenericKDZ.72315
Paloaltogeneric.ml
TencentWin32.Backdoor.Emotet.Hpsb
Ad-AwareTrojan.GenericKDZ.72315
EmsisoftTrojan.GenericKDZ.72315 (B)
F-SecureTrojan.TR/AD.Emotet.gay
McAfee-GW-EditionBehavesLike.Win32.BadFile.dc
SophosTroj/Emotet-CVB
SentinelOneStatic AI – Malicious PE
JiangminBackdoor.Emotet.vs
AviraTR/AD.Emotet.gay
MAXmalware (ai score=86)
Antiy-AVLTrojan[Backdoor]/Win32.Emotet
MicrosoftTrojan:Win32/EmotetCrypt.ARJ!MTB
GridinsoftRansom.Win32.Wacatac.oa!s1
ArcabitTrojan.Generic.D11A7B
AegisLabTrojan.Win32.Malicious.4!c
ZoneAlarmHEUR:Backdoor.Win32.Emotet.gen
GDataTrojan.GenericKDZ.72315
CynetMalicious (score: 100)
VBA32Trojan.Emotet
ALYacTrojan.GenericKDZ.72315
MalwarebytesTrojan.Emotet
ESET-NOD32a variant of Win32/GenKryptik.EZIC
RisingTrojan.Kryptik!8.8 (TFE:5:Q30Fo7ClE4G)
IkarusTrojan-Banker.Emotet
eGambitUnsafe.AI_Score_74%
FortinetW32/Kryptik.HILQ!tr
AVGWin32:TrojanX-gen [Trj]
PandaTrj/CI.A
Qihoo-360Generic/Trojan.3ba

How to remove Troj/Emotet-CVB virus?

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-CVB 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-CVB 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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