Generic PUA OL (PUA)

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

What is Generic PUA OL (PUA) infection?

In this post you will discover concerning the definition of Generic PUA OL (PUA) and also its adverse effect on your computer. Such ransomware are a kind of malware that is specified by online scams to demand paying the ransom money by a target.

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Most of the cases, Generic PUA OL (PUA) infection will certainly instruct its targets to initiate funds move for the function of counteracting the changes that the Trojan infection has presented to the victim’s gadget.

Generic PUA OL (PUA) Summary

These modifications can be as follows:

  • 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: Chinese (Simplified);
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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.
  • Ciphering the files found on the sufferer’s hard drive — so the victim can no more use the data;
  • Preventing normal accessibility to the victim’s workstation;
Similar behavior
Related domains
z.whorecord.xyzWin32/Ransom.WannaCry.Hw0AmucA
a.tomx.xyzWin32/Ransom.WannaCry.Hw0AmucA

Generic PUA OL (PUA)

The most common channels whereby Generic PUA OL (PUA) Ransomware Trojans are injected are:

  • By means of phishing emails;
  • As a repercussion of individual ending up on a source that organizes a malicious software;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the sufferer’s computer or avoid the device from functioning in a proper fashion – while likewise putting a ransom money note that states the need for the victims to impact the settlement for the objective of decrypting the documents or recovering the file system back to the preliminary condition. In a lot of circumstances, the ransom note will show up when the client restarts the COMPUTER after the system has actually currently been harmed.

Generic PUA OL (PUA) distribution networks.

In different edges of the globe, Generic PUA OL (PUA) expands by jumps as well as bounds. However, the ransom money notes and techniques of obtaining the ransom quantity might differ depending upon specific neighborhood (local) setups. The ransom money notes and also methods of obtaining the ransom money amount might differ depending on certain neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty alerts concerning unlicensed software program.

    In particular areas, the Trojans frequently wrongfully report having actually identified some unlicensed applications enabled on the victim’s device. The alert then requires the user to pay the ransom.

    Faulty statements concerning prohibited material.

    In nations where software application piracy is less prominent, this approach is not as effective for the cyber frauds. Conversely, the Generic PUA OL (PUA) popup alert might wrongly assert to be deriving from a police institution and will report having located youngster pornography or other unlawful data on the gadget.

    Generic PUA OL (PUA) popup alert might falsely assert to be acquiring from a law enforcement establishment and also will certainly report having situated kid pornography or various other illegal information on the device. The alert will similarly consist of a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: B0A0C76F
md5: ad15ba6cb5e5524ee2ad42f9fcc93ba9
name: AD15BA6CB5E5524EE2AD42F9FCC93BA9.mlw
sha1: ebc3cbbb449c8b84ca78aef25df1ca91c357ce16
sha256: 594d6e5960ed43d3829b52df03ecdb78a517a0031eb654bf96c00c5d5a0df817
sha512: c7d65c463971b5ac91f94d6b8547b2abd837321d43c4d554e480b1f95db16114119295cf61684cf4db793efa178bca63668578868de73fdaf90f0fcccdde74f2
ssdeep: 12288:FC4xySzwbUtLKJmXgZI0KRqFIVWSsaX/:PyUogvqmVZDX
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: x5c45x6613 x7248x6743x6240x6709
FileVersion: 1.0.0.0
CompanyName: x5c45x6613
Comments: x672cx7a0bx5e8fx4f7fx7528x6613x8bedx8a00x7f16x5199(http://www.eyuyan.com)
ProductName: x96f6x8d37x81eax52a8x5316x8f85x52a9x673ax5668x4eba
ProductVersion: 1.0.0.0
FileDescription: x6613x8bedx8a00x7a0bx5e8f
Translation: 0x0804 0x04b0

Generic PUA OL (PUA) also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.36422233
FireEyeGeneric.mg.ad15ba6cb5e5524e
McAfeeArtemis!AD15BA6CB5E5
MalwarebytesMalware.Heuristic.1003
SangforTrojan.Win32.Emotet.ml
K7AntiVirusAdware ( 0050718d1 )
BitDefenderTrojan.GenericKD.36422233
K7GWAdware ( 0050718d1 )
CrowdStrikewin/malicious_confidence_90% (W)
BitDefenderThetaGen:NN.ZexaF.34590.Iy0bai1W0Bkb
CyrenW32/OnlineGames.HI.gen!Eldorado
SymantecML.Attribute.HighConfidence
APEXMalicious
AlibabaVirus:Win32/Flyagent.c9786ab2
NANO-AntivirusTrojan.Win32.RiskGen.dpljlw
Ad-AwareTrojan.GenericKD.36422233
SophosGeneric PUA OL (PUA)
McAfee-GW-EditionBehavesLike.Win32.Generic.hc
EmsisoftTrojan.GenericKD.36422233 (B)
IkarusVirus.Win32.Heur
eGambitUnsafe.AI_Score_100%
MicrosoftTrojanDownloader:Win32/Emotet!ml
GridinsoftTrojan.Win32.Downloader.sa
ArcabitTrojan.Generic.D22BC259
GDataWin32.Trojan.Agent.1YWBLV
CynetMalicious (score: 100)
Acronissuspicious
ALYacTrojan.GenericKD.36422233
MAXmalware (ai score=80)
ESET-NOD32a variant of Win32/Packed.FlyStudio.AA potentially unwanted
TrendMicro-HouseCallTROJ_GEN.R002H06C121
RisingMalware.Heuristic!ET#91% (RDMK:cmRtazrETTbazjJf8ec3uNTmPsne)
SentinelOneStatic AI – Suspicious PE
FortinetW32/Injector.BELF!tr
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.WannaCry.Hw0AmucA

How to remove Generic PUA OL (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 OL (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 OL (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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