Trojan.AVDis.CS

Written by Robert Bailey

What is Trojan.AVDis.CS infection?

In this post you will certainly find concerning the definition of Trojan.AVDis.CS and its negative effect on your computer. Such ransomware are a type of malware that is specified by online frauds to require paying the ransom money by a sufferer.

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In the majority of the situations, Trojan.AVDis.CS infection will advise its targets to launch funds move for the function of counteracting the changes that the Trojan infection has presented to the victim’s tool.

Trojan.AVDis.CS Summary

These adjustments 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.
  • Expresses interest in specific running processes;
  • Checks for the presence of known windows from debuggers and forensic tools;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Attempts to disable System Restore. System Restore function – allows you to revert the computer’s state (system files, applications, and system settings) to that of a previous point in time, which can be used to recover after a virus attack.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Attempts to modify Explorer settings to prevent file extensions from being displayed;
  • Attempts to modify Explorer settings to prevent hidden files from being displayed;
  • Ciphering the records located on the sufferer’s hard disk — so the victim can no more utilize the information;
  • Preventing normal accessibility 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.

Trojan.AVDis.CS

One of the most typical channels through which Trojan.AVDis.CS Ransomware are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of customer ending up on a resource that organizes a destructive software application;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the target’s PC or protect against the gadget from functioning in an appropriate manner – while additionally positioning a ransom note that points out the need for the sufferers to effect the settlement for the function of decrypting the files or bring back the data system back to the preliminary problem. In a lot of instances, the ransom money note will come up when the client reboots the PC after the system has actually currently been harmed.

Trojan.AVDis.CS distribution networks.

In different corners of the globe, Trojan.AVDis.CS grows by leaps as well as bounds. Nonetheless, the ransom notes and tricks of extorting the ransom quantity may differ depending on certain neighborhood (regional) settings. The ransom notes and techniques of extorting the ransom money amount may vary depending on certain regional (local) settings.

Ransomware injection

For instance:

    Faulty signals concerning unlicensed software application.

    In certain locations, the Trojans frequently wrongfully report having detected some unlicensed applications allowed on the victim’s gadget. The sharp then demands the user to pay the ransom.

    Faulty statements regarding prohibited content.

    In countries where software application piracy is less popular, this technique is not as efficient for the cyber frauds. Additionally, the Trojan.AVDis.CS popup alert may falsely claim to be stemming from a police establishment and will report having situated youngster pornography or other prohibited information on the tool.

    Trojan.AVDis.CS popup alert might incorrectly declare to be deriving from a legislation enforcement institution and will report having situated kid pornography or other illegal data on the tool. The alert will likewise contain a need for the user to pay the ransom money.

Technical details

File Info:

crc32: 3D062795
md5: b212ae35fb9b2d93a52c32f433b5a44a
name: B212AE35FB9B2D93A52C32F433B5A44A.mlw
sha1: 8ab1bbaf2a93a3b2ce7dd482338cd059ab20c2f1
sha256: 5092c2223aa39d6d0441dd43184ae4351dadf06fd3b109c2ebab8313ca420ed8
sha512: 1c6120eacb8d1c65ee8db07c7ab06525b180416916231cf8a18dce4d55bd343b7eecae9f252ccadac05e5abd6cdfdc6e186dca8f855efca5e3a66c8cf7b9e34f
ssdeep: 3072:Ax/5F/E7tEf0q+p+tYlpJH7iXQNgggHlxDZiYLK5Wpht4xZVX42:AxhF4cf+wWJH7igNgjdFKsCRf
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0
InternalName: DATA
FileVersion: 0.00.0020
CompanyName: Oncom
ProductName: xk
ProductVersion: 0.00.0020
OriginalFilename: DATA.exe

Trojan.AVDis.CS also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0040f6141 )
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader7.3730
Cynet Malicious (score: 100)
CAT-QuickHeal Worm.Ludbaruma.A3
ALYac Trojan.VB.OJW
Cylance Unsafe
Zillya Trojan.RegrunGen.Win32.1
Sangfor Ransom.Win32.Foreign_11.se
CrowdStrike win/malicious_confidence_100% (D)
K7GW P2PWorm ( 0050fa4b1 )
Cybereason malicious.5fb9b2
Baidu Win32.Worm.VB.k
Cyren W32/S-2ee348b2!Eldorado
Symantec SMG.Heur!gen
ESET-NOD32 Win32/VB.ORD
Zoner Trojan.Win32.70598
APEX Malicious
Avast Win32:Emotet-AI [Trj]
ClamAV Win.Worm.Untukmu-5949608-0
Kaspersky Trojan-Ransom.Win32.Blocker.kpuo
BitDefender Trojan.VB.OJW
NANO-Antivirus Trojan.Win32.Regrun.dxtouo
ViRobot Trojan.Win32.Ludbaruma.Gen.A
SUPERAntiSpyware Worm.Ludbaruma/Variant
MicroWorld-eScan Trojan.VB.OJW
Tencent Trojan-Ransom.Win32.Blocker.kalr
Ad-Aware Trojan.VB.OJW
Sophos ML/PE-A + W32/Mato-N
Comodo TrojWare.Win32.Injector.FZZA@57zyc0
BitDefenderTheta AI:Packer.D9B5E1A91D
VIPRE Worm.Win32.Ludbaruma.a (v)
TrendMicro TSPY_LUDBARUMA_BK083EDB.TOMC
McAfee-GW-Edition BehavesLike.Win32.Rontokbro.dm
FireEye Generic.mg.b212ae35fb9b2d93
Emsisoft Trojan.VB.OJW (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Blocker.tav
Avira TR/Agent.gdnw
eGambit Unsafe.AI_Score_100%
Microsoft Worm:Win32/Ludbaruma.A
Arcabit Trojan.VB.OJW
AegisLab Trojan.Win32.Regrun.tnq1
ZoneAlarm Trojan-Ransom.Win32.Blocker.jyeh
GData Win32.Worm.Ludbaruma.A
TACHYON Trojan/W32.VB-Ludbaruma.Zen.B
AhnLab-V3 Backdoor/Win32.IRCBot.R1456
Acronis suspicious
McAfee W32/Rontokbro.gen@MM
MAX malware (ai score=88)
VBA32 TScope.Trojan.VB
Malwarebytes Trojan.AVDis.CS
Panda Trj/Genetic.gen
TrendMicro-HouseCall TSPY_LUDBARUMA_BK083EDB.TOMC
Rising Ransom.Blocker!8.12A (TFE:dGZlOgWKyi/lv9zO9g)
Yandex Trojan.GenAsa!3Dzo+yWZn14
Ikarus Trojan.AgentMB.VB
MaxSecure Trojan-Ransom.Win32.Blocker.kpuo
Fortinet W32/Regrun.PKE!tr
AVG Win32:Emotet-AI [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Worm.Ludbaruma.HykCEpsA

How to remove Trojan.AVDis.CS 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

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 Trojan.AVDis.CS 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 Trojan.AVDis.CS 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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