Written by Robert Bailey

What is Win32/Dorkbot.B infection?

In this short article you will certainly find concerning the interpretation of Win32/Dorkbot.B and its unfavorable impact 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 target.

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In the majority of the instances, Win32/Dorkbot.B infection will certainly instruct its victims to launch funds transfer for the objective of reducing the effects of the modifications that the Trojan infection has actually presented to the target’s tool.

Win32/Dorkbot.B Summary

These modifications can be as adheres to:

  • Unconventionial language used in binary resources: Spanish (El Salvador);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the target’s hard drive — so the victim can no longer utilize the data;
  • Preventing routine 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.


One of the most normal channels where Win32/Dorkbot.B 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 user ending up on a resource that hosts a harmful software application;

As soon as the Trojan is efficiently infused, it will either cipher the information on the victim’s computer or avoid the gadget from working in an appropriate manner – while likewise positioning a ransom money note that points out the requirement for the targets to impact the payment for the function of decrypting the documents or bring back the documents system back to the initial condition. In most instances, the ransom note will certainly turn up when the client restarts the PC after the system has actually currently been harmed.

Win32/Dorkbot.B circulation channels.

In different edges of the globe, Win32/Dorkbot.B expands by jumps as well as bounds. Nevertheless, the ransom money notes as well as methods of extorting the ransom quantity may vary depending upon particular local (local) setups. The ransom notes as well as techniques of obtaining the ransom money quantity might differ depending on specific neighborhood (regional) settings.

Ransomware injection

For instance:

    Faulty notifies regarding unlicensed software.

    In certain areas, the Trojans commonly wrongfully report having discovered some unlicensed applications made it possible for on the victim’s device. The alert then requires the customer to pay the ransom.

    Faulty statements about unlawful content.

    In countries where software piracy is less preferred, this approach is not as effective for the cyber scams. Conversely, the Win32/Dorkbot.B popup alert might incorrectly assert to be stemming from a law enforcement establishment and will report having situated kid pornography or other unlawful data on the tool.

    Win32/Dorkbot.B popup alert may falsely declare to be obtaining from a legislation enforcement establishment and will report having situated youngster porn or various other unlawful data on the device. The alert will similarly contain a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: 435F219C
md5: 8f075efbbef9473e371d9c9a88f3a578
name: 8F075EFBBEF9473E371D9C9A88F3A578.mlw
sha1: dac6d2651873432c7cec7c9643b77595d51ef1c8
sha256: dd24cfa80a25c75f8a653758c538fbaf3d487d43ca31c32080ff3d06a9d41288
sha512: 106697483a224ff5817e5ae9e7c5834e7f1db5d6f898e45cad2bd4096096f4e6eb13b6f6a9c1482f551f66c89c4385bc57df5a6a160db9d349222fd82379ad85
ssdeep: 1536:6hTOQdMTWadr90NYTDIA5I+kfOGUGfCb11hsek0puEf/lJhJTLfqke8YbO5QGmJ1:26QdM99hIGI5VAf4rEft7dGvcSj+o
type: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows

Version Info:

LegalCopyright: Copyright (c) 2008 All Rights Reserved
InternalName: emu8086
FileVersion: 6.00.0009
Comments: emu8086 - microprocessor emulator
ProductName: 8086 Microprocessor Emulator
ProductVersion: 6.00.0009
FileDescription: emu8086
OriginalFilename: emu8086.exe
Translation: 0x0409 0x04b0

Win32/Dorkbot.B also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0040f1d41 )
Elastic malicious (high confidence)
DrWeb BackDoor.IRC.NgrBot.146
Cynet Malicious (score: 100)
ALYac Trojan.EmotetU.Gen.hG0@fWMeCikO
Zillya Worm.Dorkbot.Win32.675
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (D)
Alibaba Worm:Win32/Dorkbot.cb86595c
K7GW Trojan ( 0040f1d41 )
Cybereason malicious.bbef94
Cyren W32/Backdoor.TSQN-9040
Symantec Trojan.Ransomlock!g21
ESET-NOD32 Win32/Dorkbot.B
APEX Malicious
TotalDefense Win32/Dorkbot.RJ
Avast Win32:LockScreen-LC [Trj]
Kaspersky UDS:Trojan.Win32.Generic
BitDefender Trojan.EmotetU.Gen.hG0@fWMeCikO
NANO-Antivirus Trojan.Win32.NgrBot.fjhhly
MicroWorld-eScan Trojan.EmotetU.Gen.hG0@fWMeCikO
Tencent Malware.Win32.Gencirc.114b940a
Ad-Aware Trojan.EmotetU.Gen.hG0@fWMeCikO
Sophos ML/PE-A + Mal/EncPk-AHQ
Comodo Malware@#1pbhs15jeedcj
VIPRE Worm.Win32.Dorkbot.i (v)
McAfee-GW-Edition Ransom-AAY.gen.l
Emsisoft Trojan.EmotetU.Gen.hG0@fWMeCikO (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan/Generic.aocza
eGambit Generic.Malware
Kingsoft Win32.Heur.KVM007.a.(kcloud)
AegisLab Trojan.Win32.Generic.4!c
GData Trojan.EmotetU.Gen.hG0@fWMeCikO
AhnLab-V3 Trojan/Win32.Ransomlock.R44192
Acronis suspicious
McAfee Ransom-AAY.gen.l
MAX malware (ai score=99)
VBA32 BScope.Malware-Cryptor.Oop
Panda Trj/Genetic.gen
TrendMicro-HouseCall TROJ_RANSOM.SMO7
Rising Worm.Dorkbot!8.1B4 (CLOUD)
Yandex Trojan.GenAsa!675jDzPgRfo
Ikarus Trojan-Spy.Win32.Zbot
Fortinet W32/RANSOM.AAY!tr
AVG Win32:LockScreen-LC [Trj]
Qihoo-360 Win32/Trojan.c0f

How to remove Win32/Dorkbot.B virus?

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 Win32/Dorkbot.B 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 Win32/Dorkbot.B you can always ask me in the comments for getting help.

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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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