Mal/Generic-S (PUA)

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

What is Mal/Generic-S (PUA) infection?

In this short article you will find about the definition of Mal/Generic-S (PUA) and also its unfavorable influence on your computer system. Such ransomware are a kind of malware that is specified by on the internet scams to demand paying the ransom by a target.

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In the majority of the cases, Mal/Generic-S (PUA) virus will certainly advise its victims to start funds move for the objective of neutralizing the amendments that the Trojan infection has introduced to the sufferer’s tool.

Mal/Generic-S (PUA) Summary

These adjustments 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.
  • Mimics the system’s user agent string for its own requests;
  • Expresses interest in specific running processes;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the sufferer’s hard disk drive — so the target can no more utilize the data;
  • Preventing routine accessibility 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.

Mal/Generic-S (PUA)

The most typical networks through which Mal/Generic-S (PUA) Ransomware are injected are:

  • By methods of phishing emails;
  • As a repercussion of user ending up on a resource that holds a harmful software;

As quickly as the Trojan is successfully infused, it will certainly either cipher the information on the target’s computer or protect against the tool from operating in a correct way – while likewise positioning a ransom note that mentions the requirement for the sufferers to effect the settlement for the purpose of decrypting the documents or restoring the documents system back to the preliminary problem. In the majority of circumstances, the ransom money note will certainly show up when the customer reboots the COMPUTER after the system has currently been damaged.

Mal/Generic-S (PUA) circulation channels.

In various edges of the world, Mal/Generic-S (PUA) expands by jumps as well as bounds. Nevertheless, the ransom notes and also tricks of extorting the ransom money quantity may vary depending on particular regional (local) settings. The ransom money notes as well as techniques of extorting the ransom money amount may differ depending on specific regional (regional) setups.

Ransomware injection

As an example:

    Faulty alerts regarding unlicensed software.

    In particular areas, the Trojans frequently wrongfully report having actually detected some unlicensed applications made it possible for on the victim’s gadget. The alert after that requires the individual to pay the ransom money.

    Faulty declarations about prohibited content.

    In countries where software program piracy is less popular, this technique is not as efficient for the cyber fraudulences. Additionally, the Mal/Generic-S (PUA) popup alert may incorrectly declare to be stemming from a law enforcement establishment and also will report having located child porn or various other unlawful information on the tool.

    Mal/Generic-S (PUA) popup alert might wrongly assert to be acquiring from a law enforcement organization and also will report having located kid porn or other prohibited information on the device. The alert will similarly include a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: FD15719C
md5: 8a96be70138d794ce9d4f9c481801d59
name: 8A96BE70138D794CE9D4F9C481801D59.mlw
sha1: 4ef39852d637ee5de0fe5fc7aac5d769fcc81b1a
sha256: 462d98c0f3a0c848c32bc81786b2fdf40cfafd003dbc43ee9466a3cf81c4e8c1
sha512: 9fbd62ba60aa2d66a8bca57590ff459a445cdd33797988e1e79c598b57014dc45270de90e917db9514ef9dabc5ba4282e4a3a61b0fccc1f7392f4de8718e2f2c
ssdeep: 6144:kXtLiR7u2e/Y2bLn1xm2FrhPS8xrQ4sgVdjFy1PA2:kXtLk7u2eNiCK8xk41MPA2
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Mal/Generic-S (PUA) also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetectVM.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.35913523
FireEyeTrojan.GenericKD.35913523
CAT-QuickHealBackdoor.Emotet
ALYacTrojan.GenericKD.35913523
MalwarebytesTrojan.Emotet
AegisLabTrojan.Win32.Emotet.L!c
SangforMalware
K7AntiVirusTrojan ( 005756291 )
BitDefenderTrojan.GenericKD.35913523
K7GWTrojan ( 005756291 )
CyrenW32/Emotet.AZP.gen!Eldorado
SymantecTrojan.Gen.2
APEXMalicious
AvastWin32:CrypterX-gen [Trj]
KasperskyHEUR:Backdoor.Win32.Emotet.gen
AlibabaTrojan:Win32/EmotetCrypt.373b1ef3
Ad-AwareTrojan.GenericKD.35913523
EmsisoftTrojan.GenericKD.35913523 (B)
F-SecureTrojan.TR/Crypt.Agent.cdmtf
DrWebTrojan.Siggen11.56901
TrendMicroTROJ_GEN.R002C0DA221
McAfee-GW-EditionBehavesLike.Win32.Generic.gh
SophosMal/Generic-S (PUA)
IkarusTrojan-Banker.Emotet
JiangminBackdoor.Emotet.vj
AviraTR/Crypt.Agent.cdmtf
MAXmalware (ai score=83)
Antiy-AVLTrojan[Backdoor]/Win32.Emotet
MicrosoftTrojan:Win32/EmotetCrypt.PEF!MTB
GridinsoftRansom.Win32.Wacatac.oa!s1
ArcabitTrojan.Generic.D223FF33
ZoneAlarmHEUR:Backdoor.Win32.Emotet.gen
GDataTrojan.GenericKD.35913523
CynetMalicious (score: 85)
McAfeeGenericRXAA-AA!8A96BE70138D
VBA32Trojan.Emotet
PandaTrj/GdSda.A
ESET-NOD32a variant of Win32/Kryptik.HILQ
TrendMicro-HouseCallTROJ_GEN.R002C0DA221
FortinetW32/Emotet.HILQ!tr.bdr
AVGWin32:CrypterX-gen [Trj]
Paloaltogeneric.ml
Qihoo-360Generic/Trojan.d84

How to remove Mal/Generic-S (PUA) virus?

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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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 Mal/Generic-S (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 Mal/Generic-S (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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