Win32/RanumBot.B

Written by Robert Bailey

What is Win32/RanumBot.B infection?

In this post you will certainly locate about the definition of Win32/RanumBot.B as well as its negative influence on your computer system. Such ransomware are a type of malware that is specified by on-line frauds to demand paying the ransom by a victim.

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In the majority of the instances, Win32/RanumBot.B infection will instruct its sufferers to start funds transfer for the purpose of counteracting the amendments that the Trojan infection has actually introduced to the sufferer’s gadget.

Win32/RanumBot.B Summary

These alterations can be as complies with:

  • Executable code extraction;
  • Attempts to connect to a dead IP:Port (1 unique times);
  • Creates RWX memory;
  • Possible date expiration check, exits too soon after checking local time;
  • A process attempted to delay the analysis task.;
  • Expresses interest in specific running processes;
  • A process created a hidden window;
  • Unconventionial language used in binary resources: Norwegian (Bokmal);
  • The binary likely contains encrypted or compressed data.;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Attempts to create or modify system certificates;
  • Collects information to fingerprint the system;
  • Ciphering the records situated on the sufferer’s hard disk drive — so the target can no longer utilize the information;
  • Preventing regular accessibility to the sufferer’s workstation;

Related domains:

whitecontroller.com BehavesLike.Win32.VirRansom.wc

Win32/RanumBot.B

One of the most typical channels whereby Win32/RanumBot.B Trojans are infused are:

  • By methods of phishing emails;
  • As an effect of user ending up on a source that organizes a malicious software;

As soon as the Trojan is efficiently injected, it will either cipher the information on the sufferer’s computer or prevent the device from functioning in a correct fashion – while likewise putting a ransom note that states the demand for the sufferers to effect the payment for the purpose of decrypting the documents or recovering the file system back to the first condition. In a lot of circumstances, the ransom money note will certainly come up when the client reboots the PC after the system has currently been damaged.

Win32/RanumBot.B distribution channels.

In various corners of the globe, Win32/RanumBot.B grows by jumps and bounds. Nevertheless, the ransom notes and tricks of obtaining the ransom quantity may differ depending upon particular regional (regional) setups. The ransom notes and also methods of extorting the ransom quantity might differ depending on particular neighborhood (regional) setups.

Ransomware injection

For example:

    Faulty signals concerning unlicensed software program.

    In specific locations, the Trojans frequently wrongfully report having spotted some unlicensed applications enabled on the target’s device. The alert after that demands the individual to pay the ransom.

    Faulty statements regarding unlawful content.

    In countries where software piracy is less preferred, this method is not as efficient for the cyber frauds. Conversely, the Win32/RanumBot.B popup alert may incorrectly assert to be deriving from a law enforcement institution as well as will report having located child pornography or other unlawful data on the gadget.

    Win32/RanumBot.B popup alert may falsely claim to be obtaining from a regulation enforcement institution and also will certainly report having located kid porn or various other prohibited information on the tool. The alert will similarly include a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: 3D9E040A
md5: a283913de4ee73477f05c2cc76c879cc
name: app.exe
sha1: f91587803c630a0ac73d14ff5061737a76aa9074
sha256: 8c4937dcaf01e6c0f2a08354396aa849e72eee56469780b7c68817971a4d8f8c
sha512: e5852d7ad95a5ce307b5bacb9e420af7c234c0eea2a847a75d3cefbf77eacea775fdda4ff8f8ec42e86f3f3693dd1b79c4803b6e20315cae7247998135031309
ssdeep: 98304:07ZiyHTmbU6tOWs8MvdHOBfrhUvVszmvZshx/196i7jUr:07Vr8UuBfCvVszmvw6
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/RanumBot.B also known as:

GridinSoft Trojan.Ransom.Gen
Bkav HW32.Packed.
FireEye Generic.mg.a283913de4ee7347
McAfee Artemis!A283913DE4EE
Malwarebytes Trojan.MalPack.GS.Generic
CrowdStrike win/malicious_confidence_90% (W)
APEX Malicious
GData Win32.Trojan-Downloader.Glupteba.29V8M7
Kaspersky UDS:DangerousObject.Multi.Generic
Sophos Mal/Generic-S
F-Secure Trojan.TR/AD.GoCloudnet.jtxjg
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.VirRansom.wc
Trapmine malicious.moderate.ml.score
SentinelOne DFI – Malicious PE
Webroot W32.Trojan.Gen
Avira TR/AD.GoCloudnet.jtxjg
Endgame malicious (high confidence)
ZoneAlarm UDS:DangerousObject.Multi.Generic
Microsoft Trojan:Win32/Wacatac.C!ml
Acronis suspicious
Cylance Unsafe
ESET-NOD32 Win32/RanumBot.B
Rising Malware.Heuristic!ET#81% (RDMK:cmRtazoMhmMk5ua+I33rurbyKFc1)
eGambit Unsafe.AI_Score_90%
Fortinet PossibleThreat.MU
AVG FileRepMalware
Cybereason malicious.03c630
Paloalto generic.ml

How to remove Win32/RanumBot.B 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 Win32/RanumBot.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/RanumBot.B 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: http://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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