Trojanpws.Vidar

What is Trojanpws.Vidar infection?

In this post you will certainly find about the meaning of Trojanpws.Vidar and also its unfavorable influence on your computer system. Such ransomware are a form of malware that is clarified by on-line fraudulences to demand paying the ransom by a victim.

In the majority of the cases, Trojanpws.Vidar infection will certainly instruct its victims to initiate funds transfer for the objective of neutralizing the changes that the Trojan infection has actually presented to the victim’s gadget.

Trojanpws.Vidar Summary

These adjustments can be as complies with:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • A process attempted to delay the analysis task.;
  • Attempts to connect to a dead IP:Port (7 unique times);
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • A process created a hidden window;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Russian;
  • Uses Windows utilities for basic functionality;
  • Steals private information from local Internet browsers;
  • Network activity contains more than one unique useragent.;
  • Exhibits possible ransomware file modification behavior;
  • Collects information about installed applications;
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Harvests credentials from local FTP client softwares;
  • Harvests information related to installed instant messenger clients;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the target’s hard disk drive — so the target can no longer use the information;
  • Preventing regular access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
burusonol.com Trojan-Ransom.Win32.Crypmod.zfq
iplogger.org Trojan-Ransom.Win32.Crypmod.zfq
apps.identrust.com Trojan-Ransom.Win32.Crypmod.zfq
ip-api.com Trojan-Ransom.Win32.Crypmod.zfq
isrg.trustid.ocsp.identrust.com Trojan-Ransom.Win32.Crypmod.zfq
crl.identrust.com Trojan-Ransom.Win32.Crypmod.zfq
ocsp.int-x3.letsencrypt.org Trojan-Ransom.Win32.Crypmod.zfq
www.bing.com Trojan-Ransom.Win32.Crypmod.zfq

Trojanpws.Vidar

The most common networks through which Trojanpws.Vidar are infused are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As an effect of customer ending up on a source that holds a destructive software program;

As quickly as the Trojan is effectively injected, it will certainly either cipher the information on the target’s PC or prevent the tool from operating in a proper way – while additionally putting a ransom money note that states the requirement for the targets to impact the repayment for the purpose of decrypting the records or restoring the documents system back to the initial condition. In a lot of instances, the ransom note will certainly turn up when the client restarts the PC after the system has actually currently been harmed.

Trojanpws.Vidar circulation channels.

In various corners of the globe, Trojanpws.Vidar grows by leaps and also bounds. However, the ransom notes and techniques of obtaining the ransom amount might vary depending on specific neighborhood (local) setups. The ransom money notes as well as techniques of obtaining the ransom money quantity may differ depending on certain regional (regional) settings.

Ransomware injection

For instance:

    Faulty notifies regarding unlicensed software application.

    In specific locations, the Trojans often wrongfully report having actually spotted some unlicensed applications enabled on the target’s device. The sharp after that demands the user to pay the ransom money.

    Faulty statements about illegal web content.

    In nations where software program piracy is less preferred, this approach is not as efficient for the cyber fraudulences. Alternatively, the Trojanpws.Vidar popup alert might falsely claim to be originating from a police organization and will report having situated child pornography or other illegal data on the device.

    Trojanpws.Vidar popup alert may incorrectly claim to be acquiring from a law enforcement establishment and will report having situated kid pornography or various other illegal data on the gadget. The alert will in a similar way contain a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: AE0FF681md5: 405f55bc1f2ddf63a68bfb563f55b6a8name: upload_filesha1: 0a13e6b04b03b563e45de6d4df4e63847d3bf43bsha256: db8d3e1f805b2f6219f99004258e23b3dd379a2dcc76338e3fb368ad23112a3bsha512: 19c42f1a16255eeeca961599dcb5db333b463108ed8034786497e92d0274fbff198498780f793c589106038541d5873cbf7f43810e348e432a6b52396064c5bfssdeep: 12288:pANwRo+mv8QD4+0V16IkfwHCfLC7dbzDMU8kTmWx:pAT8QE+kRozC7dbnTvftype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: wotsuper FileDescription: wotsuper 2.1 Installation FileVersion: 2.1 Comments: CompanyName: wotsuper Translation: 0x0409 0x04e4

Trojanpws.Vidar also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware2
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.34372648
FireEye Generic.mg.405f55bc1f2ddf63
CAT-QuickHeal Trojanpws.Vidar
McAfee Artemis!405F55BC1F2D
Cylance Unsafe
AegisLab Trojan.Win32.Vidar.i!c
Sangfor Malware
K7AntiVirus Password-Stealer ( 0056a47d1 )
BitDefender Trojan.GenericKD.34372648
K7GW Password-Stealer ( 0056a47d1 )
Cybereason malicious.c1f2dd
Invincea heuristic
Cyren W32/Trojan.GNBR-5498
Symantec ML.Attribute.HighConfidence
APEX Malicious
Paloalto generic.ml
ClamAV Win.Dropper.Vidar-9182565-0
Kaspersky HEUR:Trojan-PSW.Win32.Vidar.vho
Alibaba TrojanPSW:Win32/Vidar.58b1004f
NANO-Antivirus Trojan.Win32.Vidar.hsfups
ViRobot Trojan.Win32.Z.Vidar.515701
Rising Stealer.Vidar!1.B80D (CLASSIC)
Ad-Aware Trojan.GenericKD.34372648
Comodo TrojWare.Win32.Genome.agent@0
F-Secure Trojan.TR/AD.VidarStealer.GQ
DrWeb Trojan.PWS.Stealer.29176
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_GEN.R002C0DHG20
Sophos Mal/Generic-S
Ikarus Trojan-PSW.Agent
Jiangmin Trojan.PSW.Vidar.jz
Webroot W32.Trojan.Gen
Avira TR/AD.VidarStealer.KQ
MAX malware (ai score=89)
Microsoft Trojan:Win32/Vidar.AA!MTB
Arcabit Trojan.Generic.D20C7C28
SUPERAntiSpyware Trojan.Agent/Gen-Vidar
ZoneAlarm HEUR:Trojan-PSW.Win32.Vidar.vho
GData Trojan.GenericKD.34372648
Cynet Malicious (score: 90)
AhnLab-V3 Malware/Win32.Generic.C3733562
BitDefenderTheta Gen:NN.ZexaF.34196.ImW@ay2qHRm
ALYac Trojan.GenericKD.34372648
VBA32 BScope.Backdoor.Predator
Malwarebytes Trojan.Downloader
ESET-NOD32 a variant of Win32/PSW.Agent.OKD
TrendMicro-HouseCall TROJ_GEN.R002C0DHG20
Tencent Win32.Trojan-qqpass.Qqrob.Ozsh
MaxSecure Trojan-Ransom.Win32.Crypmod.zfq
Fortinet W32/Agent.OKD!tr
AVG Win32:PWSX-gen [Trj]
Panda Trj/CI.A
Qihoo-360 Win32/Trojan.PSW.44f

How to remove Trojanpws.Vidar 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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Trojanpws.Vidar you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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