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

What is Generic.Malware.GB2!prn!.81CD495C infection?

In this short article you will find concerning the interpretation of Generic.Malware.GB2!prn!.81CD495C and also its unfavorable effect on your computer system. Such ransomware are a kind of malware that is elaborated by online frauds to demand paying the ransom money by a target.

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In the majority of the cases, Generic.Malware.GB2!prn!.81CD495C virus will advise its victims to start funds transfer for the purpose of reducing the effects of the changes that the Trojan infection has introduced to the target’s gadget.

Generic.Malware.GB2!prn!.81CD495C Summary

These modifications can be as adheres to:

  • 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!
  • Writes a potential ransom message to disk;
  • 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.
  • 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 disk — so the victim can no longer 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.


The most typical channels through which Generic.Malware.GB2!prn!.81CD495C Ransomware Trojans are injected are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As an effect of customer winding up on a resource that hosts a malicious software program;

As soon as the Trojan is successfully injected, it will certainly either cipher the information on the sufferer’s PC or prevent the gadget from operating in an appropriate fashion – while additionally positioning a ransom money note that discusses the need for the targets to impact the payment for the purpose of decrypting the files or bring back the data system back to the initial problem. In the majority of instances, the ransom note will turn up when the customer restarts the PC after the system has already been damaged.

Generic.Malware.GB2!prn!.81CD495C distribution channels.

In different edges of the globe, Generic.Malware.GB2!prn!.81CD495C grows by jumps and bounds. Nevertheless, the ransom money notes and tricks of obtaining the ransom money amount might differ relying on certain regional (regional) settings. The ransom notes as well as methods of extorting the ransom money quantity might vary depending on certain neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty informs about unlicensed software.

    In certain areas, the Trojans typically wrongfully report having actually found some unlicensed applications made it possible for on the victim’s gadget. The sharp then demands the customer to pay the ransom money.

    Faulty declarations regarding illegal material.

    In nations where software application piracy is much less preferred, this method is not as effective for the cyber frauds. Additionally, the Generic.Malware.GB2!prn!.81CD495C popup alert may falsely assert to be stemming from a law enforcement establishment and will report having located child porn or other unlawful data on the tool.

    Generic.Malware.GB2!prn!.81CD495C popup alert might wrongly assert to be deriving from a legislation enforcement institution and will certainly report having located kid porn or other unlawful data on the gadget. The alert will similarly contain a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 0788207D
md5: 79142571639d36f3cb695a09230d7dba
name: 79142571639D36F3CB695A09230D7DBA.mlw
sha1: 2c17ae99f4cc6fe85b6ae42381df5d0c1610791e
sha256: 450c07475b1ba1eec239f649da56bb7f54c058f3c76147f9c7259c36ea78cf02
sha512: 89b92717265ddb6b468fba334c2baefbee9210d063a4f523e6d753bee330e1e7b42d776a33061c03b7c3e2f4d44aaa603ddf23a2259c388646546700e119d075
ssdeep: 1536:N7fbN3eEDhDPA/pICdUkbBtW7upvaLU0bI5taxKo0IOlnToIfGws0qQdfA9E:Z7DhdC6kzWypvaQ0FxyNTBfG3QdfA9E
type: PE32 executable (console) Intel 80386, for MS Windows

Version Info:

LegalCopyright: 2021 xa9 All rights reserved.
FileVersion: 2.6
CompanyName: Apple
ProductName: macOS Big Sur
ProductVersion: 11.1
FileDescription: Make the macOS X pendrive to install macOS on non-apple computer.
Translation: 0x0000 0x04e4

Generic.Malware.GB2!prn!.81CD495C also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
MicroWorld-eScan DeepScan:Generic.Malware.GB2!prn!.81CD495C
Qihoo-360 Win32/Trojan.Generic.HgIASOoA
ALYac DeepScan:Generic.Malware.GB2!prn!.81CD495C
Cylance Unsafe
AegisLab Trojan.Win32.Encoder.trrL
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (W)
BitDefender DeepScan:Generic.Malware.GB2!prn!.81CD495C
BitDefenderTheta Gen:NN.ZexaF.34590.mu0@aWh7q!l
Cyren W32/Delf.MV.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.BAT.Formatter.gen
Alibaba Trojan:Win32/Formatter.287798c8
Tencent Bat.Trojan.Formatter.Agky
Ad-Aware DeepScan:Generic.Malware.GB2!prn!.81CD495C
Emsisoft DeepScan:Generic.Malware.GB2!prn!.81CD495C (B)
VIPRE Trojan.Win32.Generic!BT
Sophos Mal/Generic-S
Antiy-AVL Trojan/Win32.Occamy
Microsoft Trojan:Win32/Vigorf.A
Arcabit DeepScan:Generic.Malware.GB2!prn!.81CD495C
ZoneAlarm HEUR:Trojan.BAT.Formatter.gen
GData DeepScan:Generic.Malware.GB2!prn!.81CD495C
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Gen.Reputation.C4330230
McAfee Artemis!79142571639D
MAX malware (ai score=87)
VBA32 Trojan.BAT.Formatter
Malwarebytes Malware.Heuristic.1008
TrendMicro-HouseCall TROJ_GEN.R002H09B721
Rising Trojan.Formatter!8.1C85 (CLOUD)
eGambit Unsafe.AI_Score_95%
Fortinet BAT/Formatter!tr
AVG Win32:Malware-gen
MaxSecure Trojan.Malware.300983.susgen

How to remove Generic.Malware.GB2!prn!.81CD495C ransomware?

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.Malware.GB2!prn!.81CD495C 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.Malware.GB2!prn!.81CD495C you can always ask me in the comments for getting help.

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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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