Written by Robert Bailey

What is TjnRansm.Petr.S19961 infection?

In this article you will find about the meaning of TjnRansm.Petr.S19961 and also its unfavorable effect on your computer. Such ransomware are a kind of malware that is clarified by on-line scams to require paying the ransom money by a victim.

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Most of the cases, TjnRansm.Petr.S19961 infection will advise its targets to launch funds transfer for the function of reducing the effects of the changes that the Trojan infection has introduced to the sufferer’s device.

TjnRansm.Petr.S19961 Summary

These adjustments can be as follows:

  • The binary likely contains encrypted or compressed data.;
  • Network activity detected but not expressed in API logs;
  • Anomalous binary characteristics;
  • Ciphering the documents located on the victim’s hard disk — so the target can no more use the information;
  • Preventing routine access to the sufferer’s workstation;


One of the most normal channels whereby TjnRansm.Petr.S19961 Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As an effect of customer ending up on a source that holds a destructive software application;

As soon as the Trojan is effectively infused, it will either cipher the data on the victim’s PC or stop the gadget from working in a correct way – while additionally positioning a ransom money note that discusses the need for the targets to impact the settlement for the objective of decrypting the records or restoring the data system back to the initial condition. In most instances, the ransom note will certainly turn up when the client restarts the COMPUTER after the system has already been damaged.

TjnRansm.Petr.S19961 distribution networks.

In different edges of the globe, TjnRansm.Petr.S19961 expands by leaps and also bounds. Nevertheless, the ransom notes and techniques of obtaining the ransom quantity may differ depending on particular regional (local) settings. The ransom notes as well as techniques of obtaining the ransom money quantity might vary depending on certain regional (local) settings.

Ransomware injection

For instance:

    Faulty notifies concerning unlicensed software.

    In specific locations, the Trojans often wrongfully report having spotted some unlicensed applications allowed on the target’s gadget. The alert after that demands the individual to pay the ransom money.

    Faulty declarations concerning unlawful content.

    In countries where software application piracy is less popular, this method is not as effective for the cyber scams. Additionally, the TjnRansm.Petr.S19961 popup alert may falsely declare to be deriving from a law enforcement institution and will certainly report having located child porn or other illegal information on the gadget.

    TjnRansm.Petr.S19961 popup alert may incorrectly claim to be acquiring from a law enforcement organization and also will certainly report having situated youngster pornography or other unlawful data on the tool. The alert will likewise include a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: 829B8527
md5: ba3d7c58558e5f0435f73f6abf2b9c15
name: BA3D7C58558E5F0435F73F6ABF2B9C15.mlw
sha1: 033395f808814974f79eba597118eff3a14b4ae7
sha256: 9c10ab6ad5803ca415aca957537e2222bcfc5a56309b8923b5e26fa19491793c
sha512: 4466dede989df2f641f2c3c843ae1fbc593278356903c443235d8395b3e6123bc2ab7a4af12502cfdefa67713929852b4414129e69c0890d924669ae502943c6
ssdeep: 12288:daYE0QGEk+71t3gNgok3DBfiRBALUrm/U/hgM7VE3TTs9Vqea:rlk3l6RBKUq/caM7VwTT8Vqea
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

TjnRansm.Petr.S19961 also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Riskware ( 0040eff71 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
CAT-QuickHeal TjnRansm.Petr.S19961
ALYac Trojan.Ransom.GenericKD.43120758
Cylance Unsafe
Zillya Trojan.Generic.Win32.1052491
CrowdStrike win/malicious_confidence_80% (D)
Alibaba Trojan:Win32/Diskcoder.21f105c9
K7GW Riskware ( 0040eff71 )
Cybereason malicious.8558e5
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.Ransom.GenericKD.43120758
NANO-Antivirus Trojan.Win32.GenericKD.epsvgt
MicroWorld-eScan Trojan.Ransom.GenericKD.43120758
Tencent Win32.Trojan.Petr.Pfjh
Ad-Aware Trojan.Ransom.GenericKD.43120758
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZexaF.34142.zqW@aaTn0ofi
Emsisoft Trojan.Ransom.GenericKD.43120758 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.Petr.h
Antiy-AVL Trojan/Generic.ASMalwS.1D15836
Microsoft Ransom:Win32/Petya!rfn
GData Trojan.Ransom.GenericKD.43120758
TACHYON Ransom/W32.Petr.409600
AhnLab-V3 Trojan/Win32.Petr.C1698725
McAfee Artemis!BA3D7C58558E
MAX malware (ai score=89)
Malwarebytes MachineLearning/Anomalous.100%
Panda Trj/CI.A
Rising Trojan.Generic@ML.94 (RDML:AwELUtDXT9dwNAaDlr+EEQ)
Ikarus Trojan.Win32.Diskcoder
Fortinet W32/Petr.HD!tr
AVG Win32:Malware-gen

How to remove TjnRansm.Petr.S19961 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 TjnRansm.Petr.S19961 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 TjnRansm.Petr.S19961 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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