Worm:Win32/Dorkbot.A

Written by Robert Bailey

What is Worm:Win32/Dorkbot.A infection?

In this article you will find concerning the interpretation of Worm:Win32/Dorkbot.A and its negative effect on your computer system. Such ransomware are a kind of malware that is elaborated by on the internet frauds to demand paying the ransom by a victim.

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Most of the cases, Worm:Win32/Dorkbot.A infection will advise its victims to initiate funds transfer for the objective of neutralizing the modifications that the Trojan infection has actually presented to the target’s device.

Worm:Win32/Dorkbot.A Summary

These modifications 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers found on the sufferer’s hard disk drive — so the victim can no more use the information;
  • Preventing routine 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.

Worm:Win32/Dorkbot.A

The most regular networks where Worm:Win32/Dorkbot.A Trojans are injected are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a repercussion of customer ending up on a resource that organizes a destructive software application;

As soon as the Trojan is efficiently injected, it will certainly either cipher the information on the sufferer’s PC or avoid the gadget from working in an appropriate fashion – while also placing a ransom money note that discusses the requirement for the victims to effect the repayment for the objective of decrypting the papers or restoring the documents system back to the preliminary condition. In most circumstances, the ransom note will certainly show up when the customer restarts the COMPUTER after the system has currently been damaged.

Worm:Win32/Dorkbot.A distribution channels.

In various corners of the world, Worm:Win32/Dorkbot.A grows by jumps and bounds. However, the ransom money notes and techniques of obtaining the ransom money quantity may vary depending upon particular local (regional) setups. The ransom notes as well as methods of extorting the ransom money quantity might differ depending on particular regional (regional) settings.

Ransomware injection

For example:

    Faulty signals regarding unlicensed software application.

    In specific areas, the Trojans typically wrongfully report having spotted some unlicensed applications enabled on the sufferer’s tool. The alert then requires the user to pay the ransom money.

    Faulty statements about illegal web content.

    In nations where software program piracy is less popular, this approach is not as reliable for the cyber frauds. Conversely, the Worm:Win32/Dorkbot.A popup alert might falsely claim to be stemming from a police institution and also will certainly report having situated child porn or various other prohibited information on the gadget.

    Worm:Win32/Dorkbot.A popup alert might falsely claim to be obtaining from a regulation enforcement establishment and also will report having situated child porn or other illegal data on the device. The alert will likewise have a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: B8D329D3
md5: ba05aa8cbe2845415d9573e91bb58444
name: BA05AA8CBE2845415D9573E91BB58444.mlw
sha1: 64fe9303567a0aaedb7da65d1fa8b4703a66c769
sha256: 9194e4f21f2108990ee63c13f32746b84c48903f83510f9ffe722c4663c322f4
sha512: 30f2a845cc3312773a7b6a543cc83988eed49d05d4d22f219b5917d2e69722cec27b07239037e10dfa20328f914c207502208fe2010d218be87267fae77d4c71
ssdeep: 3072:G8fbxO0JcRjxsbw9u+Btf4nHuGKvuQg+eJzcMohH3EbYEAj74:GEbU0JWS+14nOGKtg+excnhH3B37
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0
LegalCopyright: Copyright 2002
InternalName: FileTextExtractor
FileVersion: 1.00.0014
CompanyName: DGS
ProductName: FileTextXtractor
ProductVersion: 1.00.0014
OriginalFilename: FileTextExtractor.exe

Worm:Win32/Dorkbot.A also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0001589d1 )
Elastic malicious (high confidence)
DrWeb Trojan.VbCrypt.250
Cynet Malicious (score: 99)
ALYac Trojan.Generic.KDZ.11813
Cylance Unsafe
Zillya Backdoor.Ruskill.Win32.1023
Sangfor Trojan.Win32.Generic.K
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Backdoor:Win32/Ruskill.c6c58fcf
K7GW Trojan ( 0001589d1 )
Cybereason malicious.cbe284
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Dorkbot.B
APEX Malicious
Avast Win32:GenMalicious-JFC [Trj]
ClamAV Win.Trojan.Ruskill-6812914-0
Kaspersky Backdoor.Win32.Ruskill.rui
BitDefender Trojan.Generic.KDZ.11813
NANO-Antivirus Trojan.Win32.Ruskill.efjkai
ViRobot Backdoor.Win32.A.Ruskill.219344.D
MicroWorld-eScan Trojan.Generic.KDZ.11813
Tencent Win32.Backdoor.Ruskill.Pefl
Ad-Aware Trojan.Generic.KDZ.11813
Sophos Mal/Generic-S
Comodo Malware@#ildytw9uf2k2
BitDefenderTheta Gen:NN.ZevbaF.34678.nm3@aeC7KQfO
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_CERBER.SMB
McAfee-GW-Edition BehavesLike.Win32.Rontokbro.dh
FireEye Generic.mg.ba05aa8cbe284541
Emsisoft Trojan.Generic.KDZ.11813 (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Malware.Gen
Avira BDS/Ruskill.ysqd
eGambit Generic.Backdoor
Kingsoft Win32.Hack.Ruskill.r.(kcloud)
Microsoft Worm:Win32/Dorkbot.A
GData Win32.Trojan.VB.RM
AhnLab-V3 Backdoor/Win32.Ruskill.R53188
McAfee GenericRXKN-AF!BA05AA8CBE28
MAX malware (ai score=100)
VBA32 BScope.Trojan.Diple
Malwarebytes Malware.AI.877638136
Panda Trj/OCJ.A
TrendMicro-HouseCall Ransom_CERBER.SMB
Rising Backdoor.Ruskill!8.6FD (CLOUD)
Ikarus Backdoor.Win32.Ruskill
Fortinet W32/VBInjector.W!tr
AVG Win32:GenMalicious-JFC [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Backdoor.Ruskill.HwMAEpsA

How to remove Worm:Win32/Dorkbot.A ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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 Worm:Win32/Dorkbot.A 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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If the guide doesn’t help you to remove Worm:Win32/Dorkbot.A 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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