What is Ransom:Win32/Tobfy.J infection?

In this post you will certainly find regarding the interpretation of Ransom:Win32/Tobfy.J and also its negative impact on your computer. Such ransomware are a form of malware that is clarified by online scams to demand paying the ransom money by a target.

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Most of the situations, Ransom:Win32/Tobfy.J virus will instruct its targets to start funds transfer for the function of neutralizing the changes that the Trojan infection has actually introduced to the target’s tool.

Ransom:Win32/Tobfy.J Summary

These adjustments can be as follows:

  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • A process attempted to delay the analysis task by a long amount of time.;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files situated on the target’s hard disk drive — so the target can no more use the data;
  • Preventing normal accessibility to the victim’s workstation;


The most common channels whereby Ransom:Win32/Tobfy.J 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;

As soon as the Trojan is successfully infused, it will either cipher the data on the victim’s PC or stop the device from working in an appropriate way – while additionally placing a ransom note that mentions the requirement for the victims to impact the payment for the function of decrypting the papers or bring back the file system back to the preliminary condition. In most instances, the ransom money note will turn up when the customer restarts the COMPUTER after the system has actually currently been harmed.

Ransom:Win32/Tobfy.J circulation channels.

In numerous edges of the world, Ransom:Win32/Tobfy.J grows by leaps as well as bounds. Nevertheless, the ransom money notes and also methods of obtaining the ransom money amount may vary depending upon particular local (local) settings. The ransom money notes and also techniques of obtaining the ransom money quantity may differ depending on certain neighborhood (regional) setups.

Ransomware injection

For example:

    Faulty signals about unlicensed software.

    In specific areas, the Trojans frequently wrongfully report having identified some unlicensed applications allowed on the target’s gadget. The sharp then requires the customer to pay the ransom.

    Faulty statements regarding illegal material.

    In countries where software application piracy is much less prominent, this method is not as efficient for the cyber fraudulences. Alternatively, the Ransom:Win32/Tobfy.J popup alert might falsely assert to be originating from a law enforcement establishment as well as will report having located youngster porn or various other prohibited information on the tool.

    Ransom:Win32/Tobfy.J popup alert may falsely assert to be acquiring from a regulation enforcement establishment and will report having located child pornography or various other unlawful data on the gadget. The alert will in a similar way consist of a demand for the user to pay the ransom.

Technical details

File Info:

crc32: 2FAB36E1
md5: 2c75b0bb93fd2dac2b1b4f17394bf200
name: 2C75B0BB93FD2DAC2B1B4F17394BF200.mlw
sha1: 2bff4841154f5b7d56d7069ae881b80cca4d7d54
sha256: f104ffa43dac08c19ba8ac61f5884a78808aab2279f01eabb2f81b027e133dc1
sha512: e5c33f74e705a2a83482464a7dd9a6d8fcce82f22339c5b19207c7fe66ce7aab6889834da1f71946fbddbe51a11335dcc5b8e6d5b40c9162d1c3287405724acb
ssdeep: 192:k3p6L2rFMbM6KTSsWkUGuqXyHcskyD9vJ/8cm0q:qp6uF+GWbZBLvD9x8cm
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/Tobfy.J also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
DrWeb Trojan.Winlock.7372
Cynet Malicious (score: 100)
ALYac Gen:Heur.PIF.4
Cylance Unsafe
Zillya Trojan.Agent.Win32.287062
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (W)
Alibaba Ransom:Win32/Blocker.ddbcb373
Cybereason malicious.b93fd2
ESET-NOD32 a variant of Win32/LockScreen.AOI
APEX Malicious
Avast Win32:Tobfy-Q [Trj]
Kaspersky Trojan-Ransom.Win32.Blocker.jgio
BitDefender Gen:Heur.PIF.4
NANO-Antivirus Trojan.Win32.Crypted.eajqoy
ViRobot Trojan.Win32.A.Agent.13312.AC
SUPERAntiSpyware Trojan.Agent/Gen-Tobfy
MicroWorld-eScan Gen:Heur.PIF.4
Tencent Win32.Trojan.Blocker.Htcn
Ad-Aware Gen:Heur.PIF.4
Sophos Mal/Generic-R + Troj/Ransom-JN
Comodo Malware@#pu0jeli4yj3u
BitDefenderTheta Gen:NN.ZexaF.34628.aiW@aaOUQEk
VIPRE Trojan.Win32.Reveton.a (v)
TrendMicro TROJ_FRS.0NA103BL20
McAfee-GW-Edition BehavesLike.Win32.Fake.lm
FireEye Generic.mg.2c75b0bb93fd2dac
Emsisoft Gen:Heur.PIF.4 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan/Agent.gpxp
Webroot W32.Rogue.Gen
Avira HEUR/AGEN.1117720
eGambit Trojan.Generic
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Tobfy.J
AegisLab Trojan.Win32.Blocker.4!c
GData Gen:Heur.PIF.4
AhnLab-V3 Win-Trojan/Tobfy.13312
McAfee GenericRXAQ-KN!2C75B0BB93FD
MAX malware (ai score=99)
VBA32 Trojan.Agent
Panda Generic Malware
TrendMicro-HouseCall TROJ_FRS.0NA103BL20
Rising Ransom.Blocker!8.12A (CLOUD)
Yandex Trojan.GenAsa!mS/fj2pAK9U
Ikarus Trojan.Win32.Webprefix
Fortinet W32/Generic.AC.203C5F!tr
AVG Win32:Tobfy-Q [Trj]
Qihoo-360 Win32/Ransom.Blocker.HxMBx58A

How to remove Ransom:Win32/Tobfy.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 Ransom:Win32/Tobfy.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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If the guide doesn’t help you to remove Ransom:Win32/Tobfy.J you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
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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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