Ransom:Win32/HydraCrypt.PAA!MTB

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

What is Ransom:Win32/HydraCrypt.PAA!MTB infection?

In this article you will discover concerning the definition of Ransom:Win32/HydraCrypt.PAA!MTB and its negative influence on your computer. Such ransomware are a type of malware that is elaborated by on the internet frauds to demand paying the ransom by a victim.

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Most of the situations, Ransom:Win32/HydraCrypt.PAA!MTB ransomware will certainly advise its sufferers to initiate funds move for the function of neutralizing the modifications that the Trojan infection has introduced to the sufferer’s tool.

Ransom:Win32/HydraCrypt.PAA!MTB Summary

These adjustments can be as follows:

  • Uses Windows utilities for basic functionality;
  • Attempts to stop active services;
  • Modifies boot configuration settings;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Clears Windows events or logs;
  • Creates a copy of itself;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents situated on the victim’s disk drive — so the victim can no longer make use of the data;
  • Preventing routine access 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.

Ransom:Win32/HydraCrypt.PAA!MTB

One of the most common networks where Ransom:Win32/HydraCrypt.PAA!MTB Trojans are injected are:

  • By methods of phishing emails;
  • As a repercussion of customer ending up on a source that hosts a harmful software application;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the data on the target’s computer or avoid the tool from working in a correct manner – while also putting a ransom note that states the demand for the targets to effect the payment for the purpose of decrypting the files or recovering the data system back to the initial problem. In most circumstances, the ransom note will certainly show up when the customer reboots the PC after the system has actually currently been harmed.

Ransom:Win32/HydraCrypt.PAA!MTB circulation networks.

In different corners of the globe, Ransom:Win32/HydraCrypt.PAA!MTB grows by leaps and bounds. Nevertheless, the ransom notes as well as methods of extorting the ransom amount may vary depending on specific neighborhood (regional) settings. The ransom money notes and also tricks of extorting the ransom quantity might vary depending on certain regional (local) settings.

Ransomware injection

As an example:

    Faulty signals about unlicensed software program.

    In certain locations, the Trojans often wrongfully report having detected some unlicensed applications enabled on the victim’s device. The sharp then requires the individual to pay the ransom.

    Faulty declarations about prohibited content.

    In countries where software program piracy is much less preferred, this approach is not as reliable for the cyber frauds. Alternatively, the Ransom:Win32/HydraCrypt.PAA!MTB popup alert might falsely assert to be stemming from a police organization and also will report having situated child pornography or various other prohibited information on the device.

    Ransom:Win32/HydraCrypt.PAA!MTB popup alert might wrongly claim to be deriving from a legislation enforcement establishment as well as will certainly report having located youngster porn or other prohibited data on the tool. The alert will similarly include a need for the user to pay the ransom.

Technical details

File Info:

crc32: 6F0AA204
md5: 2b04c7bd25ddbb7ed4d99bf9fb7c653a
name: 2B04C7BD25DDBB7ED4D99BF9FB7C653A.mlw
sha1: af7990d7ca03ec9e4f44673f8d6c16a9a72376ca
sha256: 6ddbded780ed241aa72137565128672c4d658551594f2b77530dada272c0d2b5
sha512: 706000255c79b2b9fa36cf21f96bb45f4c1250e9052a0c092a5cd1e4587338eff567188273e50142cb00e7ea24b69416e95fa79dbdffbee759372f6adc28a6ce
ssdeep: 24576:2vUWhXZdwTFm3ihrFB10wdjDxB9WXTBKEVwK6KXEMOJI5/G4VIOrJdszDFDnM7f:4UwfwBtYwWjVB6Je1G6VdszDtnM7f6
type: PE32 executable (console) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/HydraCrypt.PAA!MTB also known as:

GridinSoftTrojan.Ransom.Gen
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
ALYacGen:Variant.Zusy.369743
SangforTrojan.Win32.Save.a
Cybereasonmalicious.d25ddb
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Filecoder.Ouroboros.G
AvastWin32:RansomX-gen [Ransom]
ClamAVWin.Ransomware.Vipasana-9783618-1
KasperskyHEUR:Trojan.Win32.Stosek.gen
BitDefenderGen:Variant.Zusy.369743
MicroWorld-eScanGen:Variant.Zusy.369743
Ad-AwareGen:Variant.Zusy.369743
F-SecureHeuristic.HEUR/AGEN.1139736
BitDefenderThetaGen:NN.ZexaF.34678.svW@amlBTvai
FireEyeGen:Variant.Zusy.369743
EmsisoftGen:Variant.Zusy.369743 (B)
JiangminTrojan.Generic.gtxwb
AviraHEUR/AGEN.1139736
eGambitUnsafe.AI_Score_99%
MicrosoftRansom:Win32/HydraCrypt.PAA!MTB
ArcabitTrojan.Zusy.D5A44F
GDataGen:Variant.Zusy.369743
AhnLab-V3Malware/Gen.Reputation.C4357148
MAXmalware (ai score=83)
VBA32BScope.Trojan.Encoder
MalwarebytesRansom.Amnesia
RisingTrojan.Filecoder!8.68 (TFE:dGZlOgVm2WEHEzV0GA)
IkarusTrojan-Ransom.Ouroboros
FortinetW32/Ouroboros.G!tr.ransom
AVGWin32:RansomX-gen [Ransom]
Qihoo-360HEUR/QVM20.1.BBA7.Malware.Gen

How to remove Ransom:Win32/HydraCrypt.PAA!MTB 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 Ransom:Win32/HydraCrypt.PAA!MTB 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 Ransom:Win32/HydraCrypt.PAA!MTB 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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