Generic PUA BF (PUA)

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

What is Generic PUA BF (PUA) infection?

In this short article you will find about the definition of Generic PUA BF (PUA) and also its unfavorable effect on your computer. Such ransomware are a kind of malware that is specified by on the internet frauds to demand paying the ransom by a victim.

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In the majority of the cases, Generic PUA BF (PUA) infection will instruct its sufferers to launch funds move for the objective of counteracting the modifications that the Trojan infection has actually presented to the sufferer’s tool.

Generic PUA BF (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 sufferer’s disk drive — so the victim can no more use the information;
  • Preventing normal 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 BF (PUA)

One of the most typical networks whereby Generic PUA BF (PUA) Ransomware are injected are:

  • By ways of phishing e-mails;
  • As an effect of individual winding up on a source that hosts a harmful software;

As quickly as the Trojan is effectively injected, it will either cipher the data on the target’s computer or stop the tool from operating in a proper way – while additionally putting a ransom note that discusses the need for the targets to impact the settlement for the objective of decrypting the files or restoring the data system back to the first condition. In many circumstances, the ransom note will certainly show up when the customer restarts the COMPUTER after the system has actually already been damaged.

Generic PUA BF (PUA) circulation channels.

In different edges of the world, Generic PUA BF (PUA) grows by jumps as well as bounds. Nonetheless, the ransom money notes and also tricks of extorting the ransom quantity might vary depending on specific regional (regional) setups. The ransom notes as well as methods of obtaining the ransom amount may differ depending on particular local (regional) setups.

Ransomware injection

For instance:

    Faulty informs regarding unlicensed software application.

    In specific locations, the Trojans commonly 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 statements about illegal content.

    In countries where software application piracy is much less popular, this technique is not as reliable for the cyber scams. Alternatively, the Generic PUA BF (PUA) popup alert may falsely declare to be stemming from a police organization and also will report having located child porn or various other illegal data on the tool.

    Generic PUA BF (PUA) popup alert may falsely assert to be acquiring from a law enforcement institution and also will certainly report having situated kid porn or other prohibited information on the gadget. The alert will similarly consist of a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 7F07B762
md5: 3605a8eb0a0d4d11a57b411004641a0f
name: 3605A8EB0A0D4D11A57B411004641A0F.mlw
sha1: 1511c4c99bb90b21b43e3cdd4f24600068f4e82c
sha256: 7faaccac37d44035436d36a608f587b3e73a08a9a04c20891c170d683da2d70e
sha512: 9e8a345dbbdef8a2659f446173b4e5c5b239c9d65c1ab929f70311d52ea36be0d86941758746899015aa6e80022a5e9377982cf3276a831a140d8f7acfa5f465
ssdeep: 12288:1i8k8AVTGMiwDwRvpiwC4fKNEwRXgglMx6way3gK:1i8sqiwHfIEeXwx6wa
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 BF (PUA) also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
DrWebTrojan.Vittalia.14640
CynetMalicious (score: 100)
CAT-QuickHealSWB.Prepscram.JK6
ALYacGen:Variant.Ransom.GandCrab.1787
CylanceUnsafe
ZillyaAdware.Generic.Win32.82492
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_80% (D)
AlibabaTrojan:Win32/Kryptik.58586fa1
K7GWTrojan ( 005267551 )
K7AntiVirusTrojan ( 00528e801 )
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.eybums
SUPERAntiSpywareRansom.GandCrab/Variant
MicroWorld-eScanGen:Variant.Ransom.GandCrab.1787
TencentWin32.Adware.Generic.Lhdd
Ad-AwareGen:Variant.Ransom.GandCrab.1787
SophosGeneric PUA BF (PUA)
ComodoApplication.Win32.IStartSurf.BS@7lng48
F-SecureHeuristic.HEUR/AGEN.1103309
BitDefenderThetaGen:NN.ZexaF.34628.pz0@aSKZhHbk
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.Generic.tt
FireEyeGeneric.mg.3605a8eb0a0d4d11
EmsisoftGen:Variant.Ransom.GandCrab.1787 (B)
SentinelOneStatic AI – Malicious PE
JiangminAdWare.Generic.mdax
AviraHEUR/AGEN.1103309
eGambitUnsafe.AI_Score_99%
Antiy-AVLTrojan/Win32.TSGeneric
MicrosoftSoftwareBundler:Win32/Prepscram
ArcabitTrojan.Ransom.GandCrab.D6FB
AegisLabAdware.Win32.Generic.2!c
ZoneAlarmnot-a-virus:HEUR:AdWare.Win32.Generic
GDataGen:Variant.Ransom.GandCrab.1787
AhnLab-V3PUP/Win32.IStartSurf.R220101
Acronissuspicious
McAfeePacked-ZA!3605A8EB0A0D
MAXmalware (ai score=89)
VBA32Trojan.Vittalia
MalwarebytesAdware.IStartSurf
PandaTrj/Genetic.gen
RisingTrojan.Kryptik!1.B032 (CLOUD)
YandexTrojan.GenAsa!FWPhcEJUJ/g
IkarusTrojan.Kryptik
FortinetW32/Kryptik.FXGV!tr
AVGFileRepMetagen [Malware]
Qihoo-360Win32/Virus.Adware.b51

How to remove Generic PUA BF (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 BF (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 BF (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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