Win32:Critroni-C [Trj]

Written by Robert Bailey

What is Win32:Critroni-C [Trj] infection?

In this short article you will certainly discover about the interpretation of Win32:Critroni-C [Trj] and also its adverse influence on your computer. Such ransomware are a form of malware that is clarified by on-line frauds to demand paying the ransom money by a victim.

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In the majority of the cases, Win32:Critroni-C [Trj] infection will instruct its sufferers to launch funds transfer for the purpose of reducing the effects of the changes that the Trojan infection has actually presented to the victim’s gadget.

Win32:Critroni-C [Trj] Summary

These adjustments can be as adheres to:

  • 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.
  • 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.

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Creates a copy of itself;
  • 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.
  • Ciphering the files situated on the sufferer’s hard disk — so the sufferer can no more make use of the data;
  • Preventing regular accessibility to the sufferer’s workstation;

Win32:Critroni-C [Trj]

One of the most regular networks through which Win32:Critroni-C [Trj] Ransomware Trojans 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 individual ending up on a resource that holds a harmful software program;

As soon as the Trojan is successfully injected, it will certainly either cipher the information on the victim’s PC or stop the tool from functioning in an appropriate way – while also putting a ransom money note that states the need for the targets to effect the payment for the function of decrypting the files or restoring the data system back to the preliminary problem. In many circumstances, the ransom money note will turn up when the customer reboots the COMPUTER after the system has currently been damaged.

Win32:Critroni-C [Trj] circulation networks.

In various edges of the world, Win32:Critroni-C [Trj] expands by jumps and bounds. Nevertheless, the ransom money notes and also tricks of extorting the ransom amount may vary depending upon particular local (regional) settings. The ransom money notes and also tricks of extorting the ransom money quantity might differ depending on particular neighborhood (regional) setups.

Ransomware injection

For instance:

    Faulty alerts concerning unlicensed software program.

    In particular areas, the Trojans commonly wrongfully report having spotted some unlicensed applications enabled on the victim’s device. The sharp then requires the user to pay the ransom.

    Faulty declarations regarding unlawful content.

    In countries where software program piracy is much less popular, this technique is not as efficient for the cyber fraudulences. Conversely, the Win32:Critroni-C [Trj] popup alert may falsely assert to be originating from a law enforcement organization as well as will report having located kid pornography or various other prohibited data on the gadget.

    Win32:Critroni-C [Trj] popup alert may wrongly declare to be deriving from a law enforcement establishment as well as will report having situated youngster porn or other illegal data on the device. The alert will likewise contain a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: C926DCAA
md5: a9d1f6ab9f83e46f0a3c6b1d2b8cafd2
name: A9D1F6AB9F83E46F0A3C6B1D2B8CAFD2.mlw
sha1: a1204f18c910fff65daa7f43d31a3fef5f2910d1
sha256: 369398deff9e11a852c3fd414b6288c380b554ccfee1aa16f8e23c8db8f760b4
sha512: 2dc3b0449a66baff43b1f3b1fe94f9b71deb9b6eaf98b34b5d8fa44ddbe952cfa264de5eea96899f2d2bc6e46bb491042f8244c86ddfc2bc6f65ae053885b981
ssdeep: 12288:vJOVDKwcJrtkw74Iv5Qb40r2EmT806Vb7KQnOlY0UOFeRIn:vYVDJorqwEIBQsRoBNKysY0/MRIn
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32:Critroni-C [Trj] also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0040fa101 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.686
Cynet Malicious (score: 100)
ALYac Gen:Heur.Kelios.1
Cylance Unsafe
Zillya Trojan.Vimditator.Win32.40
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (D)
Alibaba Ransom:Win32/Onion.13e62c08
K7GW Trojan ( 0040fa101 )
Cybereason malicious.b9f83e
Cyren W32/Ransom.BD.gen!Eldorado
Symantec Ransom.CTBLocker
ESET-NOD32 a variant of Win32/Filecoder.CTBLocker.A
APEX Malicious
TotalDefense Win32/Tnega.XAYF!suspicious
Avast Win32:Critroni-C [Trj]
Kaspersky Trojan-Ransom.Win32.Onion.wka
BitDefender Gen:Heur.Kelios.1
NANO-Antivirus Trojan.Win32.MlwGen.dmtqnn
MicroWorld-eScan Gen:Heur.Kelios.1
Tencent Win32.Trojan.Filecoder.Lpuv
Ad-Aware Gen:Heur.Kelios.1
Sophos Mal/Generic-R + Mal/Harnig-B
Comodo Malware@#1yfcmjut7cm5o
BitDefenderTheta AI:Packer.4E27E2F01E
VIPRE Trojan.Win32.Critroni.a (v)
TrendMicro Ransom_CRYPCBT.SMA
McAfee-GW-Edition Ransom-FTX!A9D1F6AB9F83
FireEye Generic.mg.a9d1f6ab9f83e46f
Emsisoft Gen:Heur.Kelios.1 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Generic.badgo
Webroot W32.Critroni
Avira TR/Crypt.ZPACK.Gen
eGambit Generic.Malware
Kingsoft Win32.Troj.Vimditator.g.(kcloud)
Microsoft Ransom:Win32/Critroni.A
Arcabit Trojan.Kelios.1
GData Gen:Heur.Kelios.1
AhnLab-V3 Trojan/Win32.Agent.C430204
Acronis suspicious
McAfee Ransom-FTX!A9D1F6AB9F83
MAX malware (ai score=100)
VBA32 SScope.TrojanRansom.Crytroni
Malwarebytes Malware.Heuristic.1004
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_CRYPCBT.SMA
Rising Ransom.Onion!8.478 (CLOUD)
Yandex Trojan.Vimditator!By+W7FJv43o
Ikarus Trojan.Win32.Filecoder
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Kryptik.DNKK!tr
AVG Win32:Critroni-C [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Trojan.4af

How to remove Win32:Critroni-C [Trj] 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 Win32:Critroni-C [Trj] 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 Win32:Critroni-C [Trj] you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/products/

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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