Generic PUA GK (PUA)

What is Generic PUA GK (PUA) infection?

In this post you will certainly find about the definition of Generic PUA GK (PUA) and its unfavorable effect on your computer. Such ransomware are a form of malware that is clarified by on-line scams to require paying the ransom by a sufferer.

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Most of the cases, Generic PUA GK (PUA) virus will certainly instruct its targets to initiate funds move for the objective of counteracting the modifications that the Trojan infection has actually introduced to the sufferer’s device.

Generic PUA GK (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 located on the target’s hard drive — so the sufferer can no longer make use of the information;
  • Preventing routine 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 GK (PUA)

The most typical channels through which Generic PUA GK (PUA) Trojans are infused are:

  • By means of phishing emails;
  • As a consequence of user winding up on a resource that holds a harmful software program;

As quickly as the Trojan is successfully infused, it will certainly either cipher the information on the target’s computer or protect against the device from functioning in a proper way – while additionally putting a ransom note that states the need for the sufferers to impact the payment for the function of decrypting the papers or restoring the documents system back to the preliminary condition. In most circumstances, the ransom money note will show up when the client restarts the PC after the system has actually already been harmed.

Generic PUA GK (PUA) distribution channels.

In various edges of the world, Generic PUA GK (PUA) expands by leaps and also bounds. Nonetheless, the ransom money notes and tricks of obtaining the ransom quantity might differ relying on certain regional (regional) settings. The ransom money notes and also methods of extorting the ransom amount may vary depending on certain neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty informs about unlicensed software application.

    In particular locations, the Trojans frequently wrongfully report having actually identified some unlicensed applications made it possible for on the sufferer’s device. The sharp after that requires the individual to pay the ransom.

    Faulty declarations about prohibited content.

    In countries where software application piracy is less popular, this method is not as effective for the cyber frauds. Alternatively, the Generic PUA GK (PUA) popup alert might wrongly assert to be deriving from a law enforcement institution and also will report having situated kid porn or other prohibited information on the tool.

    Generic PUA GK (PUA) popup alert may incorrectly declare to be obtaining from a law enforcement establishment as well as will report having located child pornography or other prohibited information on the tool. The alert will likewise include a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 8E59B7A4
md5: 4993a52d344706c747d377e6aa8cbf07
name: 4993A52D344706C747D377E6AA8CBF07.mlw
sha1: 6a7377b6aba4afbaf711425a0d4a5bb6b10d5318
sha256: 88c8b8c1f020a37ecc94555dd0d093f7b17a59662b580772583fb0271245bae3
sha512: 5a94608345fed23c53f8390295ca2d1758d48ffe162bb6c107e3c4543bbb00f615e59d13681e2ecab4fb6ef04d0fac47969efaa35d39c1ef752c0457fdd87860
ssdeep: 12288:CirXz19p57IHynNZU6D4vk43uYEqf7lU6wR:CirzwHaZLD4Cs7l
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 GK (PUA) also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00528e801 )
Elastic malicious (high confidence)
DrWeb Trojan.Vittalia.14640
Cynet Malicious (score: 100)
CAT-QuickHeal SoftwareBundler.Prepscram.ZZ8
ALYac Gen:Variant.Ransom.GandCrab.1787
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_70% (D)
K7GW Trojan ( 005267551 )
Cybereason malicious.d34470
Cyren W32/S-ec8ab2eb!Eldorado
Symantec Adware.IstartSurf
ESET-NOD32 a variant of Win32/Kryptik.GCWT
APEX Malicious
Avast FileRepMetagen [Malware]
Kaspersky not-a-virus:HEUR:AdWare.Win32.Generic
BitDefender Gen:Variant.Ransom.GandCrab.1787
NANO-Antivirus Riskware.Win32.Vittalia.eybskd
SUPERAntiSpyware Ransom.GandCrab/Variant
MicroWorld-eScan Gen:Variant.Ransom.GandCrab.1787
Tencent Win32.Adware.Generic.Pepv
Ad-Aware Gen:Variant.Ransom.GandCrab.1787
Sophos Generic PUA GK (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.4993a52d344706c7
Emsisoft Gen:Variant.Ransom.GandCrab.1787 (B)
SentinelOne Static AI – Malicious PE
Jiangmin AdWare.Generic.mdax
Avira HEUR/AGEN.1103309
eGambit Unsafe.AI_Score_99%
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!4993A52D3447
MAX malware (ai score=86)
VBA32 Trojan.Vittalia
Malwarebytes Adware.IStartSurf
Panda Trj/Genetic.gen
Rising Trojan.Kryptik!8.8 (CLOUD)
Yandex Trojan.GenAsa!FWPhcEJUJ/g
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 GK (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 GK (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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If the guide doesn’t help you to remove Generic PUA GK (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/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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