Written by Robert Bailey

What is Ransom:Win32/Petya.B!rsm infection?

In this short article you will find regarding the meaning of Ransom:Win32/Petya.B!rsm and also its negative influence on your computer system. Such ransomware are a kind of malware that is specified by online fraudulences to demand paying the ransom by a target.

GridinSoft Anti-Malware Review

It is better to prevent, than repair and repent!

When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
GridinSoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | GridinSoft

In the majority of the cases, Ransom:Win32/Petya.B!rsm virus will advise its targets to initiate funds transfer for the objective of neutralizing the changes that the Trojan infection has actually presented to the sufferer’s gadget.

Ransom:Win32/Petya.B!rsm Summary

These modifications can be as adheres to:

  • The binary likely contains encrypted or compressed data.;
  • Likely installs a bootkit via raw harddisk modifications;
  • Attempts to restart the guest VM;
  • Network activity detected but not expressed in API logs;
  • Anomalous binary characteristics;
  • Ciphering the documents located on the target’s hard disk drive — so the victim can no longer use the information;
  • Preventing regular access to the target’s workstation;


The most normal channels through which Ransom:Win32/Petya.B!rsm Ransomware are infused are:

  • By means of phishing emails;
  • As a consequence of user winding up on a resource that holds a destructive software;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the target’s PC or stop the device from working in a correct fashion – while likewise placing a ransom note that discusses the demand for the victims to effect the settlement for the objective of decrypting the records or restoring the file system back to the preliminary problem. In most circumstances, the ransom money note will turn up when the customer reboots the PC after the system has already been harmed.

Ransom:Win32/Petya.B!rsm distribution channels.

In various edges of the world, Ransom:Win32/Petya.B!rsm grows by leaps and also bounds. Nevertheless, the ransom notes and methods of extorting the ransom money amount might differ depending upon specific local (local) setups. The ransom notes and techniques of extorting the ransom amount might vary depending on specific regional (local) setups.

Ransomware injection

As an example:

    Faulty notifies regarding unlicensed software.

    In certain locations, the Trojans typically wrongfully report having identified some unlicensed applications made it possible for on the victim’s gadget. The alert after that demands the customer to pay the ransom money.

    Faulty declarations about illegal web content.

    In nations where software piracy is much less prominent, this technique is not as reliable for the cyber frauds. Additionally, the Ransom:Win32/Petya.B!rsm popup alert may incorrectly assert to be stemming from a police establishment and will certainly report having situated child pornography or other illegal data on the gadget.

    Ransom:Win32/Petya.B!rsm popup alert may incorrectly declare to be deriving from a law enforcement establishment and will report having located youngster porn or various other prohibited information on the tool. The alert will in a similar way include a need for the customer to pay the ransom.

Technical details

File Info:

crc32: E2E130FE
md5: 5a92bb830cac8ee54b464bb1d2d9aff2
name: 5A92BB830CAC8EE54B464BB1D2D9AFF2.mlw
sha1: 94b3b012dcb686ec7b91579c418aa1ae10860a40
sha256: 7faca3b4250125870b41b42ea9e5af5f2a094e0ee28fcf008cb324820cf123c1
sha512: 3b6da60398b92965bacd826ff2154f63511b9315c0d3b9ecb4065b1240029145112ac047d8a8cc1c9def5a6948e346b1ef179a04a4d705002c54939f7ef7e8f5
ssdeep: 384:ieh/1+taaNG5wQmTjSUGnZWEAbnx+XLP/I:h/BaNEdpWE+0jA
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/Petya.B!rsm also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
ALYac Trojan.CryptRedol.Gen.3
Cylance Unsafe
CrowdStrike win/malicious_confidence_90% (D)
BitDefender Trojan.CryptRedol.Gen.3
Symantec ML.Attribute.HighConfidence
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan.Win32.Generic
MicroWorld-eScan Trojan.CryptRedol.Gen.3
Ad-Aware Trojan.CryptRedol.Gen.3
Sophos ML/PE-A
BitDefenderTheta AI:Packer.E2AD30341F
FireEye Generic.mg.5a92bb830cac8ee5
Emsisoft Trojan.CryptRedol.Gen.3 (B)
SentinelOne Static AI – Malicious PE
Avira TR/Vundo.Gen
eGambit Unsafe.AI_Score_98%
Microsoft Ransom:Win32/Petya.B!rsm
Arcabit Trojan.CryptRedol.Gen.3
GData Trojan.CryptRedol.Gen.3
MAX malware (ai score=88)
VBA32 BScope.Trojan.Wacatac
Rising Trojan.Generic@ML.100 (RDML:/yAYPkMq6eUXu0Sfa1pTtg)
MaxSecure Trojan.Malware.300983.susgen

How to remove Ransom:Win32/Petya.B!rsm 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 Ransom:Win32/Petya.B!rsm 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Ransom:Win32/Petya.B!rsm you can always ask me in the comments for getting help.

User Review
0 (0 votes)
Comments Rating 0 (0 reviews)


  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.

Leave a Reply


This site uses Akismet to reduce spam. Learn how your comment data is processed.