Ransom:MSIL/Cryptolocker.PDA!MTB

What is Ransom:MSIL/Cryptolocker.PDA!MTB infection?

In this short article you will certainly discover concerning the interpretation of Ransom:MSIL/Cryptolocker.PDA!MTB and its negative impact on your computer. Such ransomware are a type of malware that is clarified by online scams to require paying the ransom by a target.

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GridinSoft Anti-Malware

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Most of the instances, Ransom:MSIL/Cryptolocker.PDA!MTB ransomware will certainly instruct its targets to start funds transfer for the function of counteracting the amendments that the Trojan infection has actually introduced to the victim’s device.

Ransom:MSIL/Cryptolocker.PDA!MTB Summary

These modifications can be as adheres to:

  • 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.
  • 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
  • Exhibits possible ransomware file modification behavior;
  • Writes a potential ransom message to disk;
  • Creates a copy of itself;
  • Appends a known Locked ransomware file extension to files that have been encrypted;
  • Ciphering the records found on the sufferer’s hard disk — so the victim can no longer utilize the data;
  • Preventing regular accessibility to the victim’s workstation;

Ransom:MSIL/Cryptolocker.PDA!MTB

The most regular channels where Ransom:MSIL/Cryptolocker.PDA!MTB Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As a consequence of customer winding up on a resource that holds a destructive software;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the sufferer’s computer or stop the gadget from working in an appropriate way – while additionally positioning a ransom money note that states the demand for the targets to effect the settlement for the purpose of decrypting the documents or recovering the file system back to the initial condition. In the majority of circumstances, the ransom note will certainly turn up when the client reboots the COMPUTER after the system has already been harmed.

Ransom:MSIL/Cryptolocker.PDA!MTB distribution channels.

In various corners of the globe, Ransom:MSIL/Cryptolocker.PDA!MTB expands by jumps as well as bounds. Nevertheless, the ransom notes as well as techniques of obtaining the ransom money amount might vary depending on particular local (regional) setups. The ransom notes and techniques of extorting the ransom quantity might differ depending on specific neighborhood (regional) setups.

Ransomware injection

For instance:

    Faulty alerts about unlicensed software.

    In certain areas, the Trojans commonly wrongfully report having identified some unlicensed applications made it possible for on the sufferer’s device. The alert then requires the user to pay the ransom.

    Faulty statements concerning prohibited material.

    In countries where software piracy is less preferred, this technique is not as reliable for the cyber scams. Alternatively, the Ransom:MSIL/Cryptolocker.PDA!MTB popup alert may wrongly assert to be deriving from a law enforcement institution as well as will report having located kid porn or other illegal data on the device.

    Ransom:MSIL/Cryptolocker.PDA!MTB popup alert might falsely assert to be deriving from a legislation enforcement organization as well as will report having located kid pornography or various other prohibited information on the gadget. The alert will in a similar way contain a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 1ECA1CA5
md5: 838f959f3e0b66a7eae4eb58dee50296
name: 838F959F3E0B66A7EAE4EB58DEE50296.mlw
sha1: b21a9265cc62ac62305d6788e88ceee4489bd2d2
sha256: 19fa37f71b923b2c571017f69b38a825765bb3e59375e03861bd39e9553935bc
sha512: c39d56b974885151b42ebf5f2c6be27e5bbd367388a1780127aee6e73c7408d9122e951efebb47fe0b575561204a68a2eea4c02bea338c626b670a6e2ecc8979
ssdeep: 6144:q4pwZ8rVmyram10TNGCpSKHIZZVxYgaYERT:0ymyVeoCTMXxtaT
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright 1999-2012 adobe and flash developers. All rights reserved.
Assembly Version: 37.0.2.5583
InternalName: AlbCry.exe
FileVersion: 37.0.2.5583
CompanyName:
LegalTrademarks:
Comments:
ProductName: AlbCry 2.0
ProductVersion: 37.0.2.5583
FileDescription: AlbCry
OriginalFilename: AlbCry.exe

Ransom:MSIL/Cryptolocker.PDA!MTB also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0053a3531 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac DeepScan:Generic.MSIL.Ransomware.Jigsaw.A4CBF687
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (W)
K7GW Trojan ( 0053a3531 )
Cybereason malicious.f3e0b6
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Filecoder.Jigsaw.J
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky HEUR:Trojan-Ransom.MSIL.Lobzik.gen
BitDefender DeepScan:Generic.MSIL.Ransomware.Jigsaw.A4CBF687
NANO-Antivirus Trojan.Win32.Ransom.ihhisv
MicroWorld-eScan DeepScan:Generic.MSIL.Ransomware.Jigsaw.A4CBF687
Ad-Aware DeepScan:Generic.MSIL.Ransomware.Jigsaw.A4CBF687
Sophos Mal/Generic-S
F-Secure Trojan.TR/Jigsaw.hwuxh
BitDefenderTheta Gen:NN.ZemsilF.34628.pq0@ay5Bo!c
TrendMicro Ransom_Lobzik.R067C0WLV20
McAfee-GW-Edition BehavesLike.Win32.Generic.dc
FireEye Generic.mg.838f959f3e0b66a7
Emsisoft DeepScan:Generic.MSIL.Ransomware.Jigsaw.A4CBF687 (B)
SentinelOne Static AI – Malicious PE
Avira TR/Jigsaw.hwuxh
eGambit Unsafe.AI_Score_99%
Microsoft Ransom:MSIL/Cryptolocker.PDA!MTB
Arcabit DeepScan:Generic.MSIL.Ransomware.Jigsaw.A4CBF687
ZoneAlarm HEUR:Trojan-Ransom.MSIL.Lobzik.gen
GData DeepScan:Generic.MSIL.Ransomware.Jigsaw.A4CBF687
AhnLab-V3 Malware/Win32.RL_Generic.C4263072
McAfee Artemis!838F959F3E0B
MAX malware (ai score=89)
Malwarebytes Ransom.Jigsaw
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_Lobzik.R067C0WLV20
Ikarus Trojan-Ransom.JigSaw
MaxSecure Trojan.Malware.73742964.susgen
Fortinet MSIL/Jigsaw.81C7!tr.ransom
AVG Win32:Trojan-gen

How to remove Ransom:MSIL/Cryptolocker.PDA!MTB 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

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:MSIL/Cryptolocker.PDA!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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Ransom:MSIL/Cryptolocker.PDA!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/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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