Generic PUA KD (PUA)

Written by Robert Bailey

What is Generic PUA KD (PUA) infection?

In this post you will find regarding the interpretation of Generic PUA KD (PUA) and its unfavorable impact on your computer system. Such ransomware are a type of malware that is specified by on the internet scams to require paying the ransom by a target.

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In the majority of the situations, Generic PUA KD (PUA) ransomware will certainly instruct its sufferers to start funds transfer for the function of reducing the effects of the changes that the Trojan infection has presented to the victim’s device.

Generic PUA KD (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.
  • Injection (inter-process);
  • 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.
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Uses Windows utilities for basic functionality;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Harvests information related to installed mail clients;
  • Ciphering the documents found on the victim’s hard disk drive — so the target can no longer make use of the data;
  • Preventing routine accessibility to the sufferer’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 KD (PUA)

One of the most common networks whereby Generic PUA KD (PUA) Ransomware Trojans are injected are:

  • By ways of phishing e-mails;
  • As a consequence of individual ending up on a resource that hosts a malicious software program;

As soon as the Trojan is efficiently injected, it will either cipher the data on the target’s PC or stop the device from operating in a proper way – while additionally positioning a ransom note that points out the demand for the targets to impact the settlement for the purpose of decrypting the papers or restoring the data system back to the preliminary condition. In most circumstances, the ransom note will come up when the client reboots the PC after the system has actually currently been damaged.

Generic PUA KD (PUA) circulation channels.

In different corners of the world, Generic PUA KD (PUA) grows by jumps and bounds. However, the ransom notes and also tricks of obtaining the ransom money amount might vary relying on particular local (regional) setups. The ransom money notes and also methods of obtaining the ransom amount might differ depending on certain regional (regional) setups.

Ransomware injection

For instance:

    Faulty signals about unlicensed software.

    In particular areas, the Trojans frequently wrongfully report having discovered some unlicensed applications allowed on the sufferer’s tool. The sharp after that demands the user to pay the ransom money.

    Faulty declarations regarding unlawful web content.

    In countries where software program piracy is much less prominent, this technique is not as reliable for the cyber scams. Conversely, the Generic PUA KD (PUA) popup alert may incorrectly claim to be stemming from a police institution as well as will report having located youngster pornography or other illegal information on the device.

    Generic PUA KD (PUA) popup alert might wrongly declare to be acquiring from a regulation enforcement institution and will certainly report having located child pornography or various other unlawful data on the device. The alert will likewise include a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: B520C89C
md5: 2a13369509cf5240454d50b750b5c32c
name: 2A13369509CF5240454D50B750B5C32C.mlw
sha1: a35d720365728ba8d9f1546393cd4ad609831f09
sha256: 95c316c4a551261acf10c61277f80c1e32e869bbe4b7352b8623e9c4f79326de
sha512: 216ee7800b0c6638c5ff60bf658b7d03309a107d0676ba5718224ad19a1310a0397696094e0c1f1714d2bbd777507ae91b1781eab02104b8e336c4505d99e3ac
ssdeep: 12288:8adLWD7888888888888W88888888888/pCKSYBb2BS4XeBC3mAJJbR2iwRNzRq71:bBWpOBS5BuJIRlqmuBYKq7I6Khyk0ti
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

FileVersion: 22.11.56
CompanyName: Lck7PW3mMuQ94xkWaScU
Comments: This installation was built with Inno Setup.
ProductName: Lck7PW3mMuQ94xkWaScU
ProductVersion: 22.11.56
FileDescription: Lck7PW3mMuQ94xkWaScU
Translation: 0x0000 0x04b0

Generic PUA KD (PUA) also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 005301de1 )
DrWeb JS.Siggen3.28528
Cynet Malicious (score: 99)
ALYac Trojan.GenericKD.32528281
Cylance Unsafe
K7GW Trojan ( 005301de1 )
Cybereason malicious.509cf5
Cyren W32/Zusy.FM.gen!Eldorado
Symantec Ransom.Wannacry
ESET-NOD32 multiple detections
APEX Malicious
Avast Win32:MalwareX-gen [Trj]
Kaspersky not-a-virus:HEUR:AdWare.Win32.ExtInstaller.gen
BitDefender Trojan.GenericKDZ.73211
NANO-Antivirus Trojan.Win32.ExtenBro.fdppob
SUPERAntiSpyware Adware.ExtenBro/Variant
MicroWorld-eScan Trojan.GenericKDZ.73211
Tencent Win32.Trojan.Razy.Hqbr
Sophos Generic PUA KD (PUA)
Comodo Malware@#2kxm9nm8rghz5
BitDefenderTheta Gen:NN.ZedlaF.34684.Mu8@aaPeqjlO
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.FileTour.bc
FireEye Trojan.GenericKDZ.73211
Emsisoft Trojan.GenericKDZ.73211 (B)
Avira HEUR/AGEN.1109568
Microsoft Program:Win32/Wacapew.C!ml
Arcabit Trojan.Generic.D1F05799
ZoneAlarm not-a-virus:HEUR:AdWare.Win32.ExtInstaller.gen
GData Trojan.GenericKD.32528281
MAX malware (ai score=98)
Malwarebytes Adware.ExtenBro
Panda Trj/CI.A
Rising Trojan.ExtenBro!8.51 (CLOUD)
Yandex Trojan.GenAsa!+YqEKEgb04c
Ikarus Trojan.Win32.Extenbro
Fortinet W32/ExtenBro.EL!tr
AVG Win32:MalwareX-gen [Trj]

How to remove Generic PUA KD (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 KD (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

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Generic PUA KD (PUA) you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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