What is Win32/PSW.Tibia.NAJ infection?

In this post you will locate regarding the definition of Win32/PSW.Tibia.NAJ and its unfavorable effect on your computer system. Such ransomware are a kind of malware that is elaborated by on-line scams to demand paying the ransom by a victim.

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In the majority of the situations, Win32/PSW.Tibia.NAJ virus will instruct its targets to initiate funds transfer for the purpose of reducing the effects of the amendments that the Trojan infection has actually presented to the victim’s tool.

Win32/PSW.Tibia.NAJ Summary

These modifications can be as adheres to:

  • 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
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files found on the victim’s disk drive — so the sufferer can no more make use of the information;
  • Preventing regular accessibility to the sufferer’s workstation;


One of the most regular networks whereby Win32/PSW.Tibia.NAJ Ransomware are infused are:

  • By ways of phishing emails;
  • As a repercussion of customer winding up on a source that organizes a harmful software program;

As quickly as the Trojan is efficiently infused, it will either cipher the information on the sufferer’s PC or prevent the tool from operating in a correct manner – while likewise putting a ransom money note that points out the requirement for the targets to effect the settlement for the objective of decrypting the papers or recovering the data system back to the first problem. In many circumstances, the ransom money note will come up when the customer reboots the PC after the system has already been harmed.

Win32/PSW.Tibia.NAJ distribution networks.

In different edges of the globe, Win32/PSW.Tibia.NAJ expands by leaps and also bounds. Nevertheless, the ransom notes and techniques of extorting the ransom amount may differ relying on certain neighborhood (regional) setups. The ransom notes and also methods of extorting the ransom money amount may vary depending on certain regional (local) settings.

Ransomware injection

As an example:

    Faulty notifies concerning unlicensed software program.

    In particular areas, the Trojans frequently wrongfully report having discovered some unlicensed applications allowed on the target’s tool. The sharp after that requires the user to pay the ransom money.

    Faulty statements concerning illegal content.

    In countries where software piracy is much less popular, this approach is not as efficient for the cyber fraudulences. Conversely, the Win32/PSW.Tibia.NAJ popup alert might falsely assert to be deriving from a police establishment as well as will report having situated youngster pornography or various other illegal information on the tool.

    Win32/PSW.Tibia.NAJ popup alert may incorrectly declare to be deriving from a regulation enforcement organization and also will certainly report having located youngster porn or other prohibited data on the device. The alert will similarly have a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: F3049223
md5: f3550416c714d03474d91475c7f34c90
name: F3550416C714D03474D91475C7F34C90.mlw
sha1: 64952b81e5442ed6fef7f751a2810b4171f8a11e
sha256: 7edbea1d251a086d696ed0744a6e43b4c25ebc45c7a757a7d8372d10d00af307
sha512: 6d028704ea11293131ebf4342ce7db839a5fafe2d4e274951dbe3ae5e1c889015c0aa97048c7eda909a2bb9b98f367b1ee6f440282590e8c669cb178ab44cfef
ssdeep: 384:vIxz0iZaLqZOJHmdQq0pngn5GNbLA8uoZWRamF7V+yJpkBZQ5/dXu0V2IlohKAm:vUoiiqZOKQFpveoZWRamuopkAeA8lg
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/PSW.Tibia.NAJ also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Password-Stealer ( 0055e3dc1 )
Elastic malicious (high confidence)
DrWeb Trojan.Siggen1.23059
Cynet Malicious (score: 100)
ALYac Gen:Trojan.Heur.DP.bGW@aOagqIc
Cylance Unsafe
Zillya Trojan.Cossta.Win32.8944
Sangfor Trojan.Win32.Save.a
Alibaba TrojanPSW:Win32/Cossta.2f4c5c01
K7GW Password-Stealer ( 0055e3dc1 )
Cybereason malicious.6c714d
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/PSW.Tibia.NAJ
APEX Malicious
Avast Win32:Delf-MDK [Trj]
Kaspersky Trojan.Win32.Cossta.xo
BitDefender Gen:Trojan.Heur.DP.bGW@aOagqIc
NANO-Antivirus Trojan.Win32.Cossta.brlbef
MicroWorld-eScan Gen:Trojan.Heur.DP.bGW@aOagqIc
Tencent Win32.Trojan.Cossta.Ebgf
Ad-Aware Gen:Trojan.Heur.DP.bGW@aOagqIc
Sophos Mal/Generic-S
Comodo Malware@#1b934wdivefcn
BitDefenderTheta AI:Packer.A8DCBE3D1E
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Dropper.nh
Emsisoft Gen:Trojan.Heur.DP.bGW@aOagqIc (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Cossta.cjl
Webroot W32.Malware.Gen
Avira TR/Spy.Gen
eGambit Generic.Malware
Kingsoft Win32.PSWTroj.Tibia.N.(kcloud)
Microsoft Trojan:Win32/Vigorf.A
Arcabit Trojan.Heur.DP.EABE4D
AegisLab Trojan.Win32.Generic.lbPv
GData Gen:Trojan.Heur.DP.bGW@aOagqIc
AhnLab-V3 Trojan/Win32.Cossta.C204280
McAfee Artemis!F3550416C714
MAX malware (ai score=100)
VBA32 Trojan.Cossta
Panda Generic Malware
Rising Trojan.Occamy!8.F1CD (TFE:3:Ye97hJ6cZfQ)
Yandex Trojan.Cossta!lAmvEYfMnPM
Ikarus Trojan.Win32.Genome
Fortinet W32/Malware_fam.NB
AVG Win32:Delf-MDK [Trj]
Qihoo-360 Win32/Ransom.FRS.HwUBEpsA

How to remove Win32/PSW.Tibia.NAJ ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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/PSW.Tibia.NAJ 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/PSW.Tibia.NAJ you can always ask me in the comments for getting help.

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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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