Ransom:Win32/CornLocker.PA!MTB

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

What is Ransom:Win32/CornLocker.PA!MTB infection?

In this article you will certainly discover about the definition of Ransom:Win32/CornLocker.PA!MTB and also its adverse influence on your computer. Such ransomware are a type of malware that is elaborated by online fraudulences to demand paying the ransom by a victim.

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Most of the cases, Ransom:Win32/CornLocker.PA!MTB ransomware will instruct its sufferers to start funds transfer for the purpose of neutralizing the amendments that the Trojan infection has presented to the sufferer’s device.

Ransom:Win32/CornLocker.PA!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.
  • 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;
  • 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.
  • Ciphering the papers located on the target’s hard disk — so the target can no more utilize the information;
  • Preventing regular 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/CornLocker.PA!MTB

One of the most normal networks where Ransom:Win32/CornLocker.PA!MTB Trojans are injected are:

  • By means of phishing e-mails;
  • As a repercussion of user ending up on a source that hosts a malicious software application;

As quickly as the Trojan is successfully injected, it will either cipher the information on the victim’s computer or avoid the device from working in a correct way – while likewise putting a ransom note that points out the need for the sufferers to effect the repayment for the purpose of decrypting the documents or restoring the documents system back to the preliminary problem. In many instances, the ransom note will show up when the customer restarts the COMPUTER after the system has already been harmed.

Ransom:Win32/CornLocker.PA!MTB circulation channels.

In different edges of the world, Ransom:Win32/CornLocker.PA!MTB grows by leaps and also bounds. Nevertheless, the ransom notes and also tricks of obtaining the ransom money quantity might differ depending upon particular neighborhood (local) setups. The ransom notes as well as methods of extorting the ransom quantity might differ depending on specific local (local) settings.

Ransomware injection

For example:

    Faulty signals about unlicensed software.

    In particular locations, the Trojans typically wrongfully report having detected some unlicensed applications enabled on the sufferer’s device. The sharp after that demands the customer to pay the ransom.

    Faulty declarations concerning prohibited material.

    In nations where software application piracy is much less preferred, this method is not as reliable for the cyber frauds. Additionally, the Ransom:Win32/CornLocker.PA!MTB popup alert might incorrectly assert to be stemming from a law enforcement organization as well as will certainly report having located child porn or various other unlawful data on the tool.

    Ransom:Win32/CornLocker.PA!MTB popup alert may falsely assert to be deriving from a legislation enforcement institution as well as will certainly report having situated child porn or various other unlawful information on the tool. The alert will similarly consist of a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: FAA196FE
md5: 377a57296b1fadd7ae1925382f6e7bf6
name: 377A57296B1FADD7AE1925382F6E7BF6.mlw
sha1: 8035b0dc3f16008d7f7e2451bc2591202c156630
sha256: 97eff139c8c5ddd7d415a002ba59a92ee5495d9db419fd0008c3ddea6e96508a
sha512: 0623b9126e7bd537b5ca3188cbf45f9080a50aa7f506966d72968fee44f84510f1074e709483488d830550087560ad72045b497590c92d6665a64d4bac7b03d0
ssdeep: 3072:ZYA5fishkwjlVV+gfFT0OGkugzNtXrRqxgtRDm:ZvVjhnh+4HGJgptXrouD
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/CornLocker.PA!MTB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Heur.Mint.Zard.2
CAT-QuickHeal Trojanransom.Cryptor
Qihoo-360 Win32/Ransom.Aurora.HgIASP4A
McAfee RDN/Ransom
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Cryptor.j!c
Sangfor Ransom.Win32.CornLocker.PA!MTB
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Gen:Heur.Mint.Zard.2
K7GW Riskware ( 0040eff71 )
Arcabit Trojan.Mint.Zard.2
BitDefenderTheta AI:Packer.95120D8B1F
Cyren W32/Trojan.QCZN-0173
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.OEY
APEX Malicious
Paloalto generic.ml
Kaspersky Trojan-Ransom.Win32.Cryptor.dsz
Alibaba Ransom:Win32/generic.ali2000010
NANO-Antivirus Trojan.Win32.Cryptor.icosmz
Rising Ransom.Aurora!8.11029 (CLOUD)
Ad-Aware Gen:Heur.Mint.Zard.2
Sophos Mal/Generic-R + Mal/Behav-031
F-Secure Trojan.TR/Crypt.ASPM.Gen
Zillya Trojan.Cryptor.Win32.563
TrendMicro Ransom.Win32.CORONALOCKER.THCOCBA
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
FireEye Generic.mg.377a57296b1fadd7
Emsisoft Gen:Heur.Mint.Zard.2 (B)
SentinelOne Static AI – Malicious PE
Avira TR/Crypt.ASPM.Gen
MAX malware (ai score=100)
Gridinsoft Ransom.Win32.Ransom.sa
Microsoft Ransom:Win32/CornLocker.PA!MTB
AhnLab-V3 Malware/Win32.Generic.C4268030
ZoneAlarm Trojan-Ransom.Win32.Cryptor.dsz
GData Gen:Heur.Mint.Zard.2
Cynet Malicious (score: 100)
VBA32 BScope.Trojan.Agent
ALYac Trojan.Ransom.Aurora
Malwarebytes Ransom.Gibberish
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom.Win32.CORONALOCKER.THCOCBA
Yandex Trojan.Cryptor!nnB4I+FSTnc
Ikarus Trojan-Ransom.Coronalocker
eGambit Unsafe.AI_Score_99%
Fortinet W32/Cryptor.DSS!tr.ransom
AVG Win32:Malware-gen
Cybereason malicious.96b1fa
Avast Win32:Malware-gen
MaxSecure Trojan.Malware.110034009.susgen

How to remove Ransom:Win32/CornLocker.PA!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/CornLocker.PA!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/CornLocker.PA!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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