Generic PUA CJ (PUA)

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

What is Generic PUA CJ (PUA) infection?

In this article you will certainly locate concerning the definition of Generic PUA CJ (PUA) and also its negative effect on your computer. Such ransomware are a form of malware that is elaborated by on the internet scams to demand paying the ransom money by a sufferer.

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Most of the instances, Generic PUA CJ (PUA) infection will certainly advise its targets to start funds move for the objective of neutralizing the amendments that the Trojan infection has actually introduced to the victim’s gadget.

Generic PUA CJ (PUA) 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.
  • Unconventionial binary language: Russian;
  • Unconventionial language used in binary resources: Russian;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers found on the victim’s hard disk drive — so the sufferer can no more make use of 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.

Generic PUA CJ (PUA)

One of the most typical networks whereby Generic PUA CJ (PUA) Trojans are injected are:

  • By methods of phishing emails;
  • As a consequence of individual winding up on a resource that organizes a harmful software;

As soon as the Trojan is successfully infused, it will either cipher the information on the victim’s PC or stop the device from working in a correct way – while likewise placing a ransom note that states the demand for the sufferers to impact the repayment for the purpose of decrypting the papers or bring back the file system back to the first condition. In the majority of circumstances, the ransom money note will certainly show up when the customer reboots the PC after the system has actually currently been damaged.

Generic PUA CJ (PUA) distribution networks.

In numerous edges of the world, Generic PUA CJ (PUA) expands by jumps and also bounds. Nevertheless, the ransom notes and methods of obtaining the ransom money quantity might vary depending on certain regional (local) setups. The ransom notes and tricks of extorting the ransom money amount may differ depending on particular local (regional) setups.

Ransomware injection

As an example:

    Faulty signals concerning unlicensed software.

    In specific areas, the Trojans typically wrongfully report having actually detected some unlicensed applications made it possible for on the victim’s device. The sharp after that demands the individual to pay the ransom money.

    Faulty statements concerning unlawful content.

    In nations where software application piracy is much less prominent, this technique is not as efficient for the cyber scams. Alternatively, the Generic PUA CJ (PUA) popup alert may wrongly assert to be deriving from a law enforcement institution and will report having located child pornography or various other unlawful information on the device.

    Generic PUA CJ (PUA) popup alert might wrongly claim to be obtaining from a law enforcement organization and will report having situated youngster porn or other unlawful information on the tool. The alert will likewise contain a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 171753CE
md5: e812313436cf2a3fc9193bc4d8da0ebd
name: E812313436CF2A3FC9193BC4D8DA0EBD.mlw
sha1: 29c45776197655b3c1d0a6cb3843d9f2335acd05
sha256: 0dcc4c593354924b195e1856f163654552fa439463574107b6de0236b3965781
sha512: f2584c0422f4e1012f3b5715cd94cab436800ad0ae7ac24fbd2ef13b2af554810ea566973c56da752e1e0b23addb2c79aea947f75b1b2cfac2e06c9616bf2d30
ssdeep: 12288:/ipnv91L6Absy7D4wOh4F+kbKXgEgd2xq0tu1BrYJroPuk:/ipFZ6AbTDch4zb8gEggxqge4kW
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2018
FileVersion: 1.0.0.1
CompanyName: TODO:
ProductName: TODO:
ProductVersion: 1.0.0.1
FileDescription: TODO:
Translation: 0x0419 0x04b0

Generic PUA CJ (PUA) also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00528e801 )
Elastic malicious (high confidence)
DrWeb Trojan.Vittalia.14640
MicroWorld-eScan Gen:Variant.Ransom.GandCrab.1787
CAT-QuickHeal SWB.Prepscram.JK6
ALYac Gen:Variant.Ransom.GandCrab.1787
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_70% (D)
K7GW Trojan ( 005267551 )
Cybereason malicious.436cf2
Cyren W32/S-ec8ab2eb!Eldorado
Symantec Adware.IstartSurf
ESET-NOD32 a variant of Win32/Kryptik.GCWT
APEX Malicious
Avast FileRepMetagen [Malware]
Cynet Malicious (score: 100)
Kaspersky not-a-virus:HEUR:AdWare.Win32.Generic
BitDefender Gen:Variant.Ransom.GandCrab.1787
NANO-Antivirus Riskware.Win32.Vittalia.eybsxt
SUPERAntiSpyware Ransom.GandCrab/Variant
Tencent Win32.Adware.Generic.Airi
Ad-Aware Gen:Variant.Ransom.GandCrab.1787
Sophos Generic PUA CJ (PUA)
Comodo Application.Win32.IStartSurf.BS@7lng48
BitDefenderTheta Gen:NN.ZexaF.34670.pz0@aSKZhHbk
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.tt
FireEye Generic.mg.e812313436cf2a3f
Emsisoft Gen:Variant.Ransom.GandCrab.1787 (B)
SentinelOne Static AI – Malicious PE
Jiangmin AdWare.Generic.mdax
Avira HEUR/AGEN.1103309
Microsoft SoftwareBundler:Win32/Prepscram
Arcabit Trojan.Ransom.GandCrab.D6FB
AegisLab Trojan.Win32.Generic.4!c
GData Gen:Variant.Ransom.GandCrab.1787
AhnLab-V3 PUP/Win32.IStartSurf.R220101
Acronis suspicious
McAfee Packed-ZA!E812313436CF
MAX malware (ai score=85)
VBA32 Trojan.Vittalia
Malwarebytes Adware.IStartSurf
Panda Trj/Genetic.gen
Rising Trojan.Kryptik!8.8 (CLOUD)
Ikarus Trojan.Kryptik
Fortinet W32/Kryptik.FXGV!tr
AVG FileRepMetagen [Malware]
Paloalto generic.ml
Qihoo-360 Win32/Adware.Generic.HwoCEpsA

How to remove Generic PUA CJ (PUA) 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 Generic PUA CJ (PUA) 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Generic PUA CJ (PUA) 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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