Ransom:Win32/Filecoder.PAA!MTB

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

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

In this post you will certainly find about the meaning of Ransom:Win32/Filecoder.PAA!MTB as well as its adverse effect on your computer. Such ransomware are a type of malware that is specified by on the internet frauds to demand paying the ransom by a target.

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Most of the cases, Ransom:Win32/Filecoder.PAA!MTB infection will certainly instruct its sufferers to initiate funds move for the objective of counteracting the amendments that the Trojan infection has presented to the sufferer’s device.

Ransom:Win32/Filecoder.PAA!MTB Summary

These adjustments can be as adheres to:

  • A process attempted to delay the analysis task.;
  • A process created a hidden window;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • 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!
  • 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
  • Creates a copy of itself;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers found on the sufferer’s disk drive — so the sufferer can no longer use the data;
  • Preventing regular accessibility to the target’s workstation;
Similar behavior
Related domains
z.whorecord.xyzRansom.Filecoder
a.tomx.xyzRansom.Filecoder

Ransom:Win32/Filecoder.PAA!MTB

One of the most typical networks where Ransom:Win32/Filecoder.PAA!MTB Ransomware are infused are:

  • By means of phishing emails;
  • As an effect of customer winding up on a resource that holds a harmful software;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the target’s PC or prevent the device from operating in a correct way – while additionally positioning a ransom note that discusses the need for the victims to effect the repayment for the function of decrypting the files or restoring the data system back to the initial condition. In the majority of circumstances, the ransom note will certainly turn up when the client restarts the PC after the system has actually already been harmed.

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

In different edges of the world, Ransom:Win32/Filecoder.PAA!MTB grows by jumps as well as bounds. However, the ransom notes as well as techniques of extorting the ransom money amount may vary relying on particular neighborhood (regional) setups. The ransom notes and also techniques of extorting the ransom amount might differ depending on particular local (local) setups.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software program.

    In particular areas, the Trojans frequently wrongfully report having actually identified some unlicensed applications made it possible for on the victim’s device. The sharp then demands the user to pay the ransom money.

    Faulty declarations regarding prohibited material.

    In nations where software piracy is less preferred, this method is not as efficient for the cyber scams. Conversely, the Ransom:Win32/Filecoder.PAA!MTB popup alert might falsely declare to be stemming from a law enforcement organization and will certainly report having situated child pornography or other illegal data on the device.

    Ransom:Win32/Filecoder.PAA!MTB popup alert may incorrectly assert to be acquiring from a regulation enforcement organization as well as will certainly report having situated kid porn or various other prohibited data on the tool. The alert will in a similar way contain a need for the individual to pay the ransom.

Technical details

File Info:

crc32: 2C40E1B4
md5: 6dd5c967246731d74830b0acb8df1619
name: 6DD5C967246731D74830B0ACB8DF1619.mlw
sha1: 58ae62ccbf2321623c92173fe9fb6cb82d0dddab
sha256: fc5f846f66076dbc3a4df7c916e62baaec6e284be3b01a038e9cb405677429af
sha512: a7bead1c1f83f3513bdfd08bee8d2c403e678588d6628b8f301919380c927e35be62df65fdf6cc334a03f9c123054602f6cfd1f75ccec34bad93734721235e2e
ssdeep: 6144:FjyGJRo7OjpSLf2D+rGFJvVoSty9HDCCpM:FmN7Ou2D+roJvVoSA52Cp
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

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

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 0051918e1 )
Elasticmalicious (high confidence)
DrWebBackDoor.Xtreme.38
CynetMalicious (score: 100)
CAT-QuickHealRansom.Filecoder
ALYacTrojan.Ransom.Filecoder
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_90% (W)
AlibabaRansom:Win32/Filecoder.5ba3f285
K7GWTrojan ( 0051918e1 )
Cybereasonmalicious.724673
SymantecML.Attribute.HighConfidence
ESET-NOD32BAT/Agent.PCF
APEXMalicious
AvastFileRepMetagen [Malware]
ClamAVWin.Malware.Xtrat-6913730-0
Kasperskynot-a-virus:RiskTool.Win32.Crypter.byl
BitDefenderDeepScan:Generic.Malware.SB2.AEED50BA
MicroWorld-eScanDeepScan:Generic.Malware.SB2.AEED50BA
Ad-AwareDeepScan:Generic.Malware.SB2.AEED50BA
TrendMicroRansom_Filecoder.R002C0DEU21
McAfee-GW-EditionBehavesLike.Win32.PUP.gh
FireEyeGeneric.mg.6dd5c967246731d7
EmsisoftDeepScan:Generic.Malware.SB2.AEED50BA (B)
SentinelOneStatic AI – Suspicious PE
JiangminTrojan.PowerShell.ev
AviraTR/AD.RansomHeur.jggmc
MicrosoftRansom:Win32/Filecoder.PAA!MTB
AegisLabRiskware.Win32.Crypter.1!c
GDataDeepScan:Generic.Malware.SB2.AEED50BA
McAfeeArtemis!6DD5C9672467
MAXmalware (ai score=82)
MalwarebytesMalware.AI.3608494544
PandaTrj/CI.A
TrendMicro-HouseCallRansom_Filecoder.R002C0DEU21
RisingRansom.Filecoder!8.55A8 (CLOUD)
IkarusBackdoor.Xtreme
MaxSecureTrojan.Malware.300983.susgen
FortinetRiskware/Crypter
AVGFileRepMetagen [Malware]
Paloaltogeneric.ml

How to remove Ransom:Win32/Filecoder.PAA!MTB ransomware?

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

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/Filecoder.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/Filecoder.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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