Generic PUA DF (PUA)

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

What is Generic PUA DF (PUA) infection?

In this post you will certainly locate about the definition of Generic PUA DF (PUA) and its adverse influence on your computer. Such ransomware are a kind of malware that is specified by on-line fraudulences to require paying the ransom money by a sufferer.

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In the majority of the cases, Generic PUA DF (PUA) infection will instruct its victims to initiate funds move for the objective of neutralizing the changes that the Trojan infection has presented to the sufferer’s gadget.

Generic PUA DF (PUA) Summary

These alterations 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.
  • 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 files found on the target’s hard disk drive — so the victim can no longer use the information;
  • Preventing routine access to the victim’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
lamp.troublerifle.bidGen:Variant.Ransom.GandCrab.1787
light.representativeglass.bidGen:Variant.Ransom.GandCrab.1787

Generic PUA DF (PUA)

The most regular networks whereby Generic PUA DF (PUA) Trojans are injected are:

  • By methods of phishing emails;
  • As a repercussion of customer ending up on a resource that holds a malicious software program;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the victim’s computer or stop the device from operating in an appropriate manner – while likewise positioning a ransom note that states the demand for the sufferers to effect the settlement for the purpose of decrypting the documents or restoring the data system back to the initial problem. In a lot of circumstances, the ransom note will certainly come up when the customer restarts the PC after the system has actually already been damaged.

Generic PUA DF (PUA) circulation channels.

In different edges of the world, Generic PUA DF (PUA) expands by leaps as well as bounds. However, the ransom money notes as well as methods of extorting the ransom amount might vary depending on certain regional (local) settings. The ransom notes and techniques of extorting the ransom money amount might vary depending on certain neighborhood (regional) setups.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software application.

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

    Faulty statements concerning illegal material.

    In countries where software program piracy is less popular, this approach is not as effective for the cyber fraudulences. Additionally, the Generic PUA DF (PUA) popup alert might falsely assert to be stemming from a police establishment and also will report having situated kid pornography or various other prohibited information on the tool.

    Generic PUA DF (PUA) popup alert may falsely claim to be acquiring from a law enforcement institution and will report having situated youngster porn or other prohibited information on the tool. The alert will likewise have a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: 48EFB7FA
md5: 4424c646b5fb2f1b70d92923e4edcf18
name: 4424C646B5FB2F1B70D92923E4EDCF18.mlw
sha1: 3594370186b727731114ef56e28b6e25b9446488
sha256: a6eb94e71cd82e190f89f2204cfdaaf455c917fa8a647df1928b65914916fedc
sha512: 4c3ff15a2da29f469590b55333581d57975ec9cdf26a5c479bffd1457cd92e995b97925cbad9f23fe21a9ae40fb50fe4cdac8db9bf617c2ba1ce3439df6a63ee
ssdeep: 12288:Gi2kAl7mgReJzXZlLZgh45GcqWjAEleyY2X3KmNB:Gi2kw1WzfLOmzqGleyYU3K8
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 DF (PUA) also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 00528e801 )
Elasticmalicious (high confidence)
DrWebTrojan.Vittalia.14640
CynetMalicious (score: 100)
CAT-QuickHealSWB.Prepscram.JK6
ALYacGen:Variant.Ransom.GandCrab.1787
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_80% (D)
K7GWTrojan ( 005267551 )
Cybereasonmalicious.6b5fb2
CyrenW32/S-ec8ab2eb!Eldorado
SymantecAdware.IstartSurf
ESET-NOD32a variant of Win32/Kryptik.GCWT
APEXMalicious
AvastFileRepMetagen [Malware]
Kasperskynot-a-virus:HEUR:AdWare.Win32.Generic
BitDefenderGen:Variant.Ransom.GandCrab.1787
NANO-AntivirusRiskware.Win32.Vittalia.eyepto
SUPERAntiSpywareRansom.GandCrab/Variant
MicroWorld-eScanGen:Variant.Ransom.GandCrab.1787
TencentWin32.Adware.Generic.Pabs
Ad-AwareGen:Variant.Ransom.GandCrab.1787
SophosGeneric PUA DF (PUA)
ComodoApplication.Win32.IStartSurf.PS@8c4m91
BitDefenderThetaGen:NN.ZexaF.34722.pz0@aSKZhHbk
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.Generic.tt
FireEyeGeneric.mg.4424c646b5fb2f1b
EmsisoftGen:Variant.Ransom.GandCrab.1787 (B)
SentinelOneStatic AI – Malicious PE
JiangminAdWare.Generic.mdax
AviraHEUR/AGEN.1103309
eGambitUnsafe.AI_Score_100%
MicrosoftSoftwareBundler:Win32/Prepscram
ArcabitTrojan.Ransom.GandCrab.D6FB
AegisLabAdware.Win32.Generic.2!c
GDataGen:Variant.Ransom.GandCrab.1787
AhnLab-V3PUP/Win32.IStartSurf.R220101
Acronissuspicious
McAfeePacked-ZA!4424C646B5FB
MAXmalware (ai score=86)
VBA32Trojan.Vittalia
MalwarebytesAdware.IStartSurf
PandaTrj/Genetic.gen
RisingTrojan.Kryptik!1.B032 (CLASSIC)
YandexTrojan.GenAsa!FWPhcEJUJ/g
IkarusTrojan.Kryptik
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Kryptik.FXGV!tr
AVGFileRepMetagen [Malware]
Paloaltogeneric.ml

How to remove Generic PUA DF (PUA) 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 Generic PUA DF (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:

Full version of GridinSoft

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