VirTool:Win32/Obfuscator.PN

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

What is VirTool:Win32/Obfuscator.PN infection?

In this article you will certainly discover regarding the meaning of VirTool:Win32/Obfuscator.PN and its adverse influence on your computer system. Such ransomware are a form of malware that is elaborated by on-line fraudulences to require paying the ransom money by a sufferer.

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In the majority of the instances, VirTool:Win32/Obfuscator.PN virus will certainly instruct its victims to initiate funds transfer for the purpose of neutralizing the amendments that the Trojan infection has presented to the target’s gadget.

VirTool:Win32/Obfuscator.PN 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.
  • 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.

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the victim’s hard drive — so the target can no more use the data;
  • Preventing normal 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.

VirTool:Win32/Obfuscator.PN

One of the most normal channels through which VirTool:Win32/Obfuscator.PN Ransomware Trojans are infused are:

  • By means of phishing e-mails;
  • As an effect of customer ending up on a source that hosts a malicious software;

As soon as the Trojan is efficiently infused, it will certainly either cipher the information on the target’s PC or protect against the tool from functioning in an appropriate manner – while additionally placing a ransom money note that discusses the requirement for the victims to impact the settlement for the objective of decrypting the files or bring back the documents system back to the preliminary condition. In a lot of instances, the ransom note will turn up when the customer restarts the COMPUTER after the system has currently been damaged.

VirTool:Win32/Obfuscator.PN distribution networks.

In numerous edges of the world, VirTool:Win32/Obfuscator.PN grows by leaps as well as bounds. However, the ransom notes and also tricks of obtaining the ransom money quantity may vary depending on certain regional (regional) settings. The ransom money notes and also techniques of obtaining the ransom quantity may differ depending on certain regional (local) setups.

Ransomware injection

For instance:

    Faulty alerts regarding unlicensed software application.

    In particular areas, the Trojans frequently wrongfully report having actually identified some unlicensed applications enabled on the victim’s gadget. The alert after that requires the customer to pay the ransom.

    Faulty declarations about unlawful content.

    In nations where software piracy is much less preferred, this approach is not as effective for the cyber scams. Additionally, the VirTool:Win32/Obfuscator.PN popup alert might falsely claim to be originating from a law enforcement establishment and also will certainly report having situated kid pornography or various other prohibited data on the device.

    VirTool:Win32/Obfuscator.PN popup alert may falsely claim to be deriving from a legislation enforcement organization and also will certainly report having situated child porn or other unlawful data on the device. The alert will similarly include a demand for the customer to pay the ransom.

Technical details

File Info:

crc32: 8A61336F
md5: ab3c6e97cd7c118642cbc0d858045696
name: AB3C6E97CD7C118642CBC0D858045696.mlw
sha1: c6a4fbe30beb915dc096d6a273c973c4b8ea5c79
sha256: 1f0ff8ddb6c35aec1fa3cdd7320093fb6184bbddf0dcac9b8a3d56c6218ae904
sha512: 9d0190c359709abd16ac92156c0509247f4da15b09576f92af8bbffc0cab85a3ff8568fdb2e07c288e7396ccdd31c06d7ab40381e12fdccf338214ef5d22ee6c
ssdeep: 6144:vS3dPrwxik+AI7jAiFZ6KuAsFAX8PQKrwxik+AI7jAiFZ6KuAsFAX8PQK6y:viRrwj+l7ys+wj+l7ys+
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

VirTool:Win32/Obfuscator.PN also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 003f0fbf1 )
Elasticmalicious (high confidence)
DrWebTrojan.PWS.Panda.1986
CynetMalicious (score: 100)
ALYacGen:Heur.PIF.3
CylanceUnsafe
ZillyaTrojan.PornoAsset.Win32.3612
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (D)
K7GWTrojan ( 003f0fbf1 )
Cybereasonmalicious.7cd7c1
CyrenW32/Falab.F.gen!Eldorado
SymantecTrojan.Ransomlock!g11
ESET-NOD32Win32/Spy.Zbot.AAO
APEXMalicious
AvastWin32:Ransom-SM [Trj]
ClamAVWin.Packed.Zbot-9759448-0
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Heur.PIF.3
NANO-AntivirusTrojan.Win32.Panda.ezjscd
ViRobotTrojan.Win32.A.PornoAsset.183296.Y
MicroWorld-eScanGen:Heur.PIF.3
TencentWin32.Trojan.Generic.Lmum
Ad-AwareGen:Heur.PIF.3
SophosML/PE-A + Troj/Katusha-CB
ComodoTrojWare.Win32.Kryptik.AMBG@4qzz7x
BitDefenderThetaGen:NN.ZexaF.34690.umZ@aixe1iii
VIPRETrojan.Win32.Katusha.cb (v)
TrendMicroTSPY_ZBOT.SM15
McAfee-GW-EditionBehavesLike.Win32.Upatre.fh
FireEyeGeneric.mg.ab3c6e97cd7c1186
EmsisoftGen:Heur.PIF.3 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan/PornoAsset.eay
WebrootW32.Rogue.Gen
AviraTR/Crypt.XPACK.Gen
eGambitUnsafe.AI_Score_90%
Antiy-AVLTrojan/Generic.ASMalwS.B71C2
MicrosoftVirTool:Win32/Obfuscator.PN
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataWin32.Trojan.Zbot.BT
AhnLab-V3Trojan/Win32.PornoAsset.R37372
Acronissuspicious
McAfeePWS-Zbot.gen.anq
MAXmalware (ai score=100)
VBA32Hoax.PornoAsset
MalwarebytesMalware.AI.3525823922
PandaTrj/Genetic.gen
TrendMicro-HouseCallTSPY_ZBOT.SM15
RisingTrojan.Win32.Generic.14823685 (C64:YzY0OnDUqAMGPxkj)
IkarusTrojan-Ransom.PornoAsset
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/ZeroAccess.B!tr
AVGWin32:Ransom-SM [Trj]
Paloaltogeneric.ml

How to remove VirTool:Win32/Obfuscator.PN 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 VirTool:Win32/Obfuscator.PN 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 VirTool:Win32/Obfuscator.PN 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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