Backdoor.Ruskill

What is Backdoor.Ruskill infection?

In this post you will certainly find about the interpretation of Backdoor.Ruskill as well as its unfavorable effect on your computer system. Such ransomware are a kind of malware that is elaborated by on-line frauds to demand paying the ransom money by a sufferer.

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Most of the cases, Backdoor.Ruskill ransomware will certainly instruct its sufferers to initiate funds transfer for the purpose of neutralizing the modifications that the Trojan infection has presented to the target’s gadget.

Backdoor.Ruskill 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.
  • 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 papers found on the target’s hard drive — so the victim can no more make use of the information;
  • Preventing normal accessibility to the victim’s workstation;

Backdoor.Ruskill

One of the most common channels through which Backdoor.Ruskill Ransomware Trojans are infused are:

  • By ways of phishing emails;
  • As a repercussion of user winding up on a resource that organizes a malicious software application;

As soon as the Trojan is effectively injected, it will certainly either cipher the information on the sufferer’s computer or prevent the device from functioning in an appropriate way – while likewise putting a ransom note that points out the requirement for the targets to effect the payment for the function of decrypting the files or restoring the data system back to the initial problem. In a lot of circumstances, the ransom money note will show up when the customer reboots the COMPUTER after the system has already been harmed.

Backdoor.Ruskill distribution channels.

In various edges of the globe, Backdoor.Ruskill grows by jumps and bounds. However, the ransom money notes as well as methods of extorting the ransom amount may differ depending upon specific local (local) settings. The ransom money notes and also techniques of obtaining the ransom money amount may vary depending on certain neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty alerts about unlicensed software program.

    In certain locations, the Trojans commonly wrongfully report having actually found some unlicensed applications allowed on the target’s device. The sharp after that requires the customer to pay the ransom.

    Faulty statements concerning prohibited web content.

    In nations where software application piracy is much less popular, this technique is not as effective for the cyber frauds. Conversely, the Backdoor.Ruskill popup alert may wrongly assert to be stemming from a police establishment and also will certainly report having situated youngster porn or various other prohibited information on the device.

    Backdoor.Ruskill popup alert might falsely assert to be obtaining from a law enforcement establishment and also will certainly report having located youngster pornography or various other unlawful data on the device. The alert will in a similar way consist of a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 72153C7E
md5: a14b84839e0212d5217417e9676e00f0
name: A14B84839E0212D5217417E9676E00F0.mlw
sha1: 8002572e17a92fb0a1a9917bfd4e316c806a94de
sha256: 7f4f1f07ca22b882c509d51438e5bf4b0e118ddd99df4235a5051497c231648d
sha512: a5fde00690095c740e62b915c68e3b494038b398942e47ac1c16ab0c483ccab16114fd712bed271b9ff1130c28776b895c42aa75f5ec46e736e03004367ef7db
ssdeep: 6144:AxhF4cD+wWJH7igNgjdFKsCRARoYlld9n2Qpm:AxMEzX9oYX
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

Backdoor.Ruskill also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0040f6141 )
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)
Alibaba Worm:Win32/Blocker.7416db03
K7GW P2PWorm ( 0050fa4b1 )
Cybereason malicious.39e021
Baidu Win32.Worm.VB.k
Cyren W32/S-2ee348b2!Eldorado
Symantec Trojan.Gen.MBT
ESET-NOD32 Win32/VB.ORD
Zoner Trojan.Win32.67180
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 Trojan.Agent/Gen-VBCrypt
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.8A7BF8D01D
VIPRE Worm.Win32.Ludbaruma.a (v)
TrendMicro TROJ_TINBA.SMH
McAfee-GW-Edition BehavesLike.Win32.Rontokbro.fm
FireEye Generic.mg.a14b84839e0212d5
Emsisoft Trojan.VB.OJW (B)
SentinelOne Static AI – Malicious PE
Avira TR/Agent.gdnw
Antiy-AVL Trojan/Win32.Unknown
Microsoft Worm:Win32/Ludbaruma.A
Arcabit Trojan.VB.OJW
AegisLab Trojan.Win32.Regrun.tnq1
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=100)
VBA32 Backdoor.Ruskill
Malwarebytes Generic.Trojan.Malicious.DDS
Panda Trj/Genetic.gen
TrendMicro-HouseCall TROJ_TINBA.SMH
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.FakeFolder.HU

How to remove Backdoor.Ruskill 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 Backdoor.Ruskill 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.Ruskill 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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