Win32/Kryptik.CJUE

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32/Kryptik.CJUE infection?

In this post you will discover regarding the meaning of Win32/Kryptik.CJUE as well as its adverse impact on your computer. Such ransomware are a type of malware that is specified by online frauds to demand paying the ransom by a sufferer.

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In the majority of the situations, Win32/Kryptik.CJUE infection will instruct its sufferers to launch funds move for the objective of reducing the effects of the amendments that the Trojan infection has presented to the target’s tool.

Win32/Kryptik.CJUE Summary

These modifications 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 created a hidden window;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses Windows utilities for basic functionality;
  • Exhibits behavior characteristic of Cerber ransomware;
  • Attempts to execute a binary from a dead or sinkholed URL;
  • Writes a potential ransom message to disk;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Attempts to access Bitcoin/ALTCoin wallets;
  • 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 records found on the sufferer’s hard disk — so the victim can no longer use the information;
  • Preventing routine accessibility 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.

Win32/Kryptik.CJUE

One of the most normal channels where Win32/Kryptik.CJUE 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 a repercussion of individual winding up on a source that hosts a harmful software application;

As quickly as the Trojan is effectively infused, it will either cipher the information on the sufferer’s PC or stop the device from working in a proper manner – while likewise positioning a ransom money note that discusses the demand for the targets to impact the payment for the objective of decrypting the documents or recovering the data system back to the first problem. In a lot of circumstances, the ransom note will turn up when the customer reboots the PC after the system has actually already been harmed.

Win32/Kryptik.CJUE distribution networks.

In different edges of the world, Win32/Kryptik.CJUE expands by jumps and bounds. Nonetheless, the ransom money notes as well as techniques of obtaining the ransom amount may vary depending upon specific regional (local) settings. The ransom notes and techniques of extorting the ransom money amount may vary depending on specific neighborhood (regional) setups.

Ransomware injection

For instance:

    Faulty signals concerning unlicensed software.

    In specific locations, the Trojans typically wrongfully report having spotted some unlicensed applications enabled on the sufferer’s tool. The sharp then requires the user to pay the ransom money.

    Faulty declarations concerning unlawful content.

    In countries where software application piracy is less preferred, this method is not as reliable for the cyber frauds. Additionally, the Win32/Kryptik.CJUE popup alert may falsely declare to be deriving from a police establishment and also will report having located kid pornography or various other unlawful information on the gadget.

    Win32/Kryptik.CJUE popup alert might wrongly declare to be acquiring from a legislation enforcement institution and will report having situated kid pornography or other unlawful information on the tool. The alert will similarly contain a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: 26C28CDB
md5: f0347414b26b809afc524f85d7540093
name: F0347414B26B809AFC524F85D7540093.mlw
sha1: 57deb42a1efe1f0222d3b80d13d8af41582c1f06
sha256: 390e6d564b44abbd2bf233ee1c3aa40ab7b3344996bae7f426a9fc220154e3ac
sha512: afb94de263a68b741784949c85c515b7d3a9bc1d7ad102529e1323d1519cbfaf55c5b24020783dc9066b31dc9f76ab012f659439edb72552eecae5d0b1d8b6fd
ssdeep: 6144:PorAkpH8UtbtbtsTyk49FxIlVJk/MONyPgvtEW5KDiX7sy:cAQcULb2Tf2FyXENDEWlX7sy
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

efox: 6x0fx01BuildID
gin-container.exe: 0x08x01ProductName
0.1: 0x08x01InternalName
Comments: h"x01LegalCopyright
ense: MPL 1.1/GPL 2.0/LGPL 2.1: Hx14x01CompanyName
gin Container for Firefox: .x07x01FileVersion
20614114901: D
illa Corporation: bx1dx01FileDescription
illa: Rx15x01OriginalFilename
Translation: 0x0000 0x04b0

Win32/Kryptik.CJUE also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 005224381 )
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.11198
CynetMalicious (score: 100)
CAT-QuickHealRansom.Cerber.A4
McAfeeRansomware-CBER!F0347414B26B
CylanceUnsafe
ZillyaTrojan.Zerber.Win32.2403
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaRansom:Win32/generic.ali2000010
K7GWTrojan ( 0050b94e1 )
Cybereasonmalicious.4b26b8
BaiduWin32.Trojan.Kryptik.alb
CyrenW32/Cerber.F.gen!Eldorado
ESET-NOD32a variant of Win32/Kryptik.CJUE
APEXMalicious
AvastWin32:Trojan-gen
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Heur.Cridex.2
NANO-AntivirusTrojan.Win32.Kryptik.eowoln
MicroWorld-eScanGen:Heur.Cridex.2
TencentMalware.Win32.Gencirc.10bbd94d
Ad-AwareGen:Heur.Cridex.2
SophosML/PE-A + Mal/Cerber-B
ComodoTrojWare.Win32.Ransom.Cerber.EW@73u1y1
BitDefenderThetaAI:Packer.C14747971F
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_HPCERBER.SMALY5A
FireEyeGeneric.mg.f0347414b26b809a
EmsisoftGen:Heur.Cridex.2 (B)
SentinelOneStatic AI – Malicious PE
AviraTR/Crypt.ZPACK.Gen7
eGambitUnsafe.AI_Score_100%
MicrosoftRansom:Win32/Cerber.K
GDataGen:Heur.Cridex.2
AhnLab-V3Win-Trojan/Cerber.Exp
Acronissuspicious
VBA32BScope.Trojan-Ransom.Zerber
MAXmalware (ai score=86)
MalwarebytesCerber.Ransom.Encrypt.DDS
PandaTrj/Genetic.gen
TrendMicro-HouseCallRansom_HPCERBER.SMALY5A
RisingTrojan.Kryptik!1.AD41 (CLOUD)
YandexTrojan.GenAsa!ih0S3u4cDVM
IkarusTrojan.Crypt
FortinetW32/Kryptik.HJJV!tr
AVGWin32:Trojan-gen
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.Generic.HxQBG08A

How to remove Win32/Kryptik.CJUE virus?

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/Kryptik.CJUE 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/Kryptik.CJUE 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/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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