Written by Robert Bailey

What is Win32/RanumBot.J infection?

In this post you will discover about the interpretation of Win32/RanumBot.J as well as its negative impact on your computer system. Such ransomware are a form of malware that is specified by on the internet scams to require paying the ransom by a target.

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In the majority of the instances, Win32/RanumBot.J ransomware will instruct its victims to launch funds transfer for the objective of reducing the effects of the changes that the Trojan infection has actually introduced to the target’s tool.

Win32/RanumBot.J Summary

These modifications can be as complies with:

  • Executable code extraction;
  • Creates RWX memory;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Anomalous binary characteristics;
  • Ciphering the documents located on the target’s hard drive — so the victim can no longer utilize the information;
  • Preventing routine access to the target’s workstation;


One of the most typical networks where Win32/RanumBot.J Ransomware Trojans are injected are:

  • By methods of phishing e-mails;
  • As a repercussion of customer winding up on a resource that hosts a malicious software program;

As quickly as the Trojan is efficiently injected, it will either cipher the information on the target’s computer or prevent the gadget from working in an appropriate manner – while also placing a ransom money note that states the requirement for the victims to effect the repayment for the purpose of decrypting the records or bring back the file system back to the first condition. In the majority of instances, the ransom money note will show up when the customer reboots the COMPUTER after the system has actually already been damaged.

Win32/RanumBot.J distribution networks.

In various edges of the globe, Win32/RanumBot.J expands by jumps and bounds. Nonetheless, the ransom notes and methods of extorting the ransom money quantity might differ depending upon certain neighborhood (regional) setups. The ransom money notes and tricks of extorting the ransom money quantity might differ depending on certain local (local) settings.

Ransomware injection

For example:

    Faulty alerts concerning unlicensed software program.

    In certain areas, the Trojans commonly wrongfully report having actually identified some unlicensed applications allowed on the victim’s tool. The alert after that requires the individual to pay the ransom.

    Faulty statements concerning illegal web content.

    In countries where software application piracy is less prominent, this method is not as reliable for the cyber fraudulences. Conversely, the Win32/RanumBot.J popup alert might falsely assert to be originating from a police establishment and also will report having situated kid porn or various other unlawful data on the device.

    Win32/RanumBot.J popup alert may wrongly assert to be deriving from a regulation enforcement organization and also will report having situated kid porn or other unlawful information on the device. The alert will in a similar way contain a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 4A8E7FB1
md5: 65924b874930291a41b6184a710da45a
name: 65924B874930291A41B6184A710DA45A.mlw
sha1: 6e277b540faeb4267a144da7b669b56b25de3d59
sha256: 69dbc1f495988eba5c3544182dae109acad0c7ac8e06b30443b6ae58a9857f51
sha512: e6258eda1684e7b80b4eca6d4e9e6a87e52bafd7a07d17385b37c39ee41cf4e48dd77f8e78f05fd3861b66cdbbc7cafa53978c009313b0bd968b50f059695f8b
ssdeep: 98304:2s6RI9+gZogsUX7Ld2jyyjfFEaHrCyTOOc07AGmRf54atBFive30hPfx+Waz/2Y:2KCgl3UfaaHfyOQofxZWZVgSboo
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: Copyright (C) 2019, matrix
InternalName: reboot.exe
ProductVersion: 1.7.6
Translation: 0x0841 0x04ba

Win32/RanumBot.J also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.35724334
ALYac Trojan.GenericKD.35724334
Cylance Unsafe
AegisLab Trojan.Win32.Malicious.4!c
Sangfor Malware
CrowdStrike win/malicious_confidence_100% (D)
BitDefender Trojan.GenericKD.35724334
K7GW Trojan ( 0055a4081 )
K7AntiVirus Trojan ( 0055a4081 )
Cyren W32/Trojan.IBCQ-1574
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:DropperX-gen [Drp]
Kaspersky Trojan.Win32.AntiAV.czdb
Alibaba Trojan:Win32/AntiAV.ad896a7e
Ad-Aware Trojan.GenericKD.35724334
Emsisoft Trojan.GenericKD.35724334 (B)
F-Secure Trojan.TR/AD.GoCloudnet.eakmk
DrWeb Trojan.MulDrop4.25343
TrendMicro TrojanSpy.Win32.RULTAZO.USMANLF20
McAfee-GW-Edition BehavesLike.Win32.Trojan.rc
Sophos Mal/Generic-S
Ikarus Trojan.Win32.Ranumbot
Webroot W32.Trojan.Gen
Avira TR/AD.GoCloudnet.eakmk
eGambit Unsafe.AI_Score_58%
MAX malware (ai score=83)
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Coroxy.MR!MTB
Gridinsoft Ransom.Win32.Gen.vb
Arcabit Trojan.Generic.D2211C2E
ZoneAlarm Trojan.Win32.AntiAV.czdb
GData Trojan.GenericKD.35724334
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Win32.RL_Generic.R358090
Acronis suspicious
McAfee Artemis!65924B874930
VBA32 BScope.Exploit.Shellcode
Malwarebytes Trojan.MalPack.GS
Panda Trj/RnkBend.A
ESET-NOD32 Win32/RanumBot.J
TrendMicro-HouseCall TrojanSpy.Win32.RULTAZO.USMANLF20
Rising Trojan.Ransom.GlobeImposter!1.AF70 (TFE:5:bYXJg1YG3DR)
Yandex Trojan.GenAsa!A3rOJaxYS2w
SentinelOne Static AI – Malicious PE
Fortinet W32/Malicious_Behavior.VEX
BitDefenderTheta Gen:NN.ZexaF.34700.@pKfaG71Jqn
AVG Win32:DropperX-gen [Drp]
Cybereason malicious.40faeb
Qihoo-360 Generic/HEUR/QVM11.1.F1DB.Malware.Gen

How to remove Win32/RanumBot.J 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 Win32/RanumBot.J 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 Win32/RanumBot.J you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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