Backdoor.CoreBot

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

What is Backdoor.CoreBot infection?

In this article you will discover regarding the definition of Backdoor.CoreBot as well as its adverse influence on your computer system. Such ransomware are a type of malware that is clarified by on the internet frauds to demand paying the ransom money by a victim.

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Most of the instances, Backdoor.CoreBot ransomware will instruct its sufferers to initiate funds transfer for the purpose of counteracting the modifications that the Trojan infection has actually introduced to the target’s gadget.

Backdoor.CoreBot Summary

These alterations can be as follows:

  • Executable code extraction;
  • Attempts to connect to a dead IP:Port (1 unique times);
  • Creates RWX memory;
  • A process attempted to delay the analysis task.;
  • The binary likely contains encrypted or compressed data.;
  • Installs itself for autorun at Windows startup;
  • Attempts to create or modify system certificates;
  • Ciphering the files located on the target’s disk drive — so the sufferer can no more use the information;
  • Preventing routine accessibility to the target’s workstation;

Related domains:

z.whorecord.xyz Trojan-Ransom.Win32.Foreign.nzav
a.tomx.xyz Trojan-Ransom.Win32.Foreign.nzav

Backdoor.CoreBot

The most normal channels whereby Backdoor.CoreBot Trojans are infused are:

  • By ways of phishing emails;
  • As a repercussion of user ending up on a resource that hosts a destructive software program;

As soon as the Trojan is effectively injected, it will certainly either cipher the information on the target’s computer or avoid the device from functioning in an appropriate way – while additionally putting a ransom note that states the requirement for the sufferers to effect the payment for the purpose of decrypting the papers or recovering the data system back to the first problem. In the majority of circumstances, the ransom note will certainly show up when the client restarts the PC after the system has already been harmed.

Backdoor.CoreBot circulation channels.

In various edges of the world, Backdoor.CoreBot expands by leaps and also bounds. However, the ransom money notes and also tricks of extorting the ransom money amount might differ depending upon specific neighborhood (regional) setups. The ransom money notes and also tricks of extorting the ransom money quantity may vary depending on certain neighborhood (local) setups.

Ransomware injection

For example:

    Faulty alerts regarding unlicensed software.

    In particular areas, the Trojans usually wrongfully report having found some unlicensed applications made it possible for on the target’s device. The sharp then demands the customer to pay the ransom.

    Faulty declarations about unlawful material.

    In countries where software piracy is much less preferred, this method is not as efficient for the cyber scams. Additionally, the Backdoor.CoreBot popup alert might wrongly claim to be originating from a law enforcement establishment and also will report having situated kid pornography or various other unlawful data on the gadget.

    Backdoor.CoreBot popup alert may incorrectly assert to be acquiring from a law enforcement institution and will certainly report having situated child porn or other prohibited information on the tool. The alert will in a similar way include a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: DB51A5E2
md5: e86d62249535ba734ff2de05166f56bf
name: E86D62249535BA734FF2DE05166F56BF.mlw
sha1: 88abeb03ad7454b9820131678577253ad9e04cf5
sha256: afff9710d2f0576dcb59c6f774d6ec9ae2e44e9be2740a6769955bbfe1bd0131
sha512: 9e202ec484d6a2ff70c3cc94686f8cbf09851118483a248dd628919c491e5806c71e63fcf56cdb1a98eee424b403d5cec13aa5319bac0bcb683cf70d74d625c5
ssdeep: 12288:FrXpulycdh5uM3alLIK8cMgTM7LVgHvNIme6dc:FrXYk8DKlLIVkTw2PyNv
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Miranda IM Copyright (c) 2006-2014
InternalName: Dwnladers
FileVersion: 4.5.3.794
CompanyName: Miranda IM
LegalTrademarks: Miranda IM Copyright (c) 2006-2014
Comments: Sqlsrv Retailing Eyes Streaming Meln
ProductName: Dwnladers
ProductVersion: 4.5.3.794
FileDescription: Sqlsrv Retailing Eyes Streaming Meln
Translation: 0x0409 0x04b0

Backdoor.CoreBot also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
DrWeb Trojan.BrowseBan.2604
MicroWorld-eScan Trojan.GenericKD.40159320
CAT-QuickHeal Trojan.MauvaiseRI.S5252748
ALYac Trojan.GenericKD.40159320
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (D)
Cybereason malicious.49535b
Symantec Trojan Horse
ESET-NOD32 Win32/Corebot.X
APEX Malicious
Avast Win32:Malware-gen
Cynet Malicious (score: 100)
Kaspersky Trojan-Ransom.Win32.Foreign.nzav
BitDefender Trojan.GenericKD.40159320
SUPERAntiSpyware Ransom.GandCrab/Variant
Tencent Win32.Trojan.Foreign.Akoz
Ad-Aware Trojan.GenericKD.40159320
Sophos Mal/Generic-S
Comodo Malware@#3pctsq855ck9b
BitDefenderTheta Gen:NN.ZexaF.34758.Hu0@aaWOgsmi
VIPRE Trojan.Win32.Generic!BT
TrendMicro TSPY_HPURSNIF.SMZD2
McAfee-GW-Edition BehavesLike.Win32.TrojanAitInject.hc
FireEye Generic.mg.e86d62249535ba73
Emsisoft Trojan.GenericKD.40159320 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Foreign.egh
Webroot W32.Malware.Gen
Avira TR/Crypt.XPACK.iemyi
Antiy-AVL Trojan/Generic.ASMalwS.24D5C3A
Microsoft Trojan:Win32/Wacatac.B!ml
Arcabit Trojan.Generic.D264C858
AegisLab Adware.Win32.Fiseria.lXzx
ZoneAlarm Trojan-Ransom.Win32.Foreign.nzav
GData Trojan.GenericKD.40159320
Acronis suspicious
McAfee Generic.dqg
MAX malware (ai score=99)
VBA32 BScope.TrojanRansom.Foreign
Malwarebytes Backdoor.CoreBot
Panda Trj/CI.A
TrendMicro-HouseCall TSPY_HPURSNIF.SMZD2
Rising [email protected] (RDML:5qjhzpIn3mfPPfBU/ydYjg)
Ikarus Trojan-Spy.Remcos
Fortinet W32/Kryptik.GKUA!tr.ransom
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Backdoor.CoreBot 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

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

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 Backdoor.CoreBot 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Backdoor.CoreBot 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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