Ransom:MSIL/JigsawLocker.A
Rachel Young What is Ransom:MSIL/JigsawLocker.A infection?
In this post you will certainly find regarding the definition of Ransom:MSIL/JigsawLocker.A as well as its unfavorable impact on your computer system. Such ransomware are a type of malware that is clarified by on-line scams to demand paying the ransom by a victim.
Most of the situations, Ransom:MSIL/JigsawLocker.A ransomware will certainly advise its targets to launch funds move for the objective of neutralizing the changes that the Trojan infection has actually introduced to the sufferer’s tool.
Ransom:MSIL/JigsawLocker.A Summary
These modifications can be as complies with:
- 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;
- 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.
- 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 drive — so the target can no more make use of the information;
- Preventing routine accessibility to the target’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:MSIL/JigsawLocker.A
One of the most common channels where Ransom:MSIL/JigsawLocker.A Trojans are infused are:
- By ways of phishing e-mails;
- As a consequence of user ending up on a resource that hosts a harmful software application;
As soon as the Trojan is successfully infused, it will certainly either cipher the information on the target’s PC or avoid the tool from working in an appropriate manner – while likewise placing a ransom note that mentions the requirement for the victims to impact the settlement for the objective of decrypting the papers or recovering the data system back to the preliminary condition. In many instances, the ransom note will certainly show up when the customer restarts the PC after the system has currently been harmed.
Ransom:MSIL/JigsawLocker.A distribution channels.
In different corners of the world, Ransom:MSIL/JigsawLocker.A grows by jumps and bounds. However, the ransom notes and also tricks of obtaining the ransom quantity might vary depending on specific neighborhood (local) setups. The ransom money notes and methods of extorting the ransom money quantity might vary depending on particular local (regional) setups.
As an example:
Faulty alerts about unlicensed software.
In specific areas, the Trojans usually wrongfully report having spotted some unlicensed applications allowed on the target’s tool. The sharp after that requires 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. Alternatively, the Ransom:MSIL/JigsawLocker.A popup alert may falsely claim to be stemming from a law enforcement institution and will report having situated child porn or other unlawful information on the tool.
Ransom:MSIL/JigsawLocker.A popup alert might incorrectly claim to be acquiring from a legislation enforcement institution and will certainly report having situated child pornography or other unlawful data on the device. The alert will likewise have a requirement for the individual to pay the ransom money.
Technical details
File Info:
crc32: 57BF709Fmd5: 6b2843a576c2cc99cdda72304b3b67c9name: wannadie.exesha1: d1be9c2e7130ddc7649966a1fc691b9e4f90681bsha256: 4962712045bc6709a91f746b14ae6473ca1936b1caaa907f0391035f8c139f71sha512: 9cfd6248401ab04bc67c6695f9d60d9dc050ef93bb8fda321cc0ed808c86e69fca3a36bac69de4f8e3f185c31c9ba3c744c6a646105e8a8306725194934e0365ssdeep: 3072:gLSypkVCjHgCl1YERTwBl2kZUYxYID6KN4WWEEb:guCc1K1YERTeIkZVxYgTtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS WindowsVersion Info:
Translation: 0x0000 0x04b0LegalCopyright: Copyright 1999-2012 adobe and flash developers. All rights reserved.Assembly Version: 37.0.2.5583InternalName: AlbCry.exeFileVersion: 37.0.2.5583CompanyName: LegalTrademarks: Comments: ProductName: AlbCry 2.0ProductVersion: 37.0.2.5583FileDescription: AlbCryOriginalFilename: AlbCry.exe
Ransom:MSIL/JigsawLocker.A also known as:
| GridinSoft | Trojan.Ransom.Gen |
| MicroWorld-eScan | Generic.MSIL.Ransomware.Jigsaw.07F16A3E |
| FireEye | Generic.MSIL.Ransomware.Jigsaw.07F16A3E |
| CAT-QuickHeal | Trojan.MsilFC.S6056063 |
| McAfee | GenericRXDW-TQ!6B2843A576C2 |
| Malwarebytes | Ransom.Jigsaw.Generic |
| VIPRE | Trojan.Win32.Generic!BT |
| AegisLab | Trojan.Win32.Generic.4!c |
| Sangfor | Malware |
| K7AntiVirus | Trojan ( 700000121 ) |
| BitDefender | Generic.MSIL.Ransomware.Jigsaw.07F16A3E |
| K7GW | Trojan ( 700000121 ) |
| TrendMicro | Ransom_JIGSAW.SM |
| Symantec | ML.Attribute.HighConfidence |
| Avast | Win32:RansomX-gen [Ransom] |
| Kaspersky | HEUR:Trojan.Win32.Generic |
| Alibaba | Ransom:MSIL/JigsawLocker.b1513af0 |
| Emsisoft | Generic.MSIL.Ransomware.Jigsaw.07F16A3E (B) |
| F-Secure | |
| McAfee-GW-Edition | GenericRXDW-TQ!6B2843A576C2 |
| Fortinet | MSIL/Jigsaw.B!tr |
| Sophos | Troj/Jigsaw-K |
| Ikarus | Trojan-Ransom.JigSaw |
| Avira | HEUR/AGEN.1016250 |
| MAX | malware (ai score=100) |
| Antiy-AVL | Trojan[Ransom]/Win32.Jigsaw.a |
| Arcabit | Generic.MSIL.Ransomware.Jigsaw.07F16A3E |
| ZoneAlarm | HEUR:Trojan.Win32.Generic |
| Microsoft | Ransom:MSIL/JigsawLocker.A |
| AhnLab-V3 | Trojan/Win32.RL_Jigsaw.C3527835 |
| ALYac | Trojan.Ransom.Jigsaw |
| Ad-Aware | Generic.MSIL.Ransomware.Jigsaw.07F16A3E |
| Cylance | Unsafe |
| Panda | Trj/GdSda.A |
| ESET-NOD32 | a variant of MSIL/Filecoder.Jigsaw.B |
| TrendMicro-HouseCall | Ransom_JIGSAW.SM |
| SentinelOne | DFI – Malicious PE |
| GData | Generic.MSIL.Ransomware.Jigsaw.07F16A3E |
| BitDefenderTheta | Gen:NN.ZemsilF.33558.im0@aqy!PZe |
| AVG | Win32:RansomX-gen [Ransom] |
| Paloalto | generic.ml |
| CrowdStrike | win/malicious_confidence_100% (W) |
| Qihoo-360 | HEUR/QVM03.0.3E27.Malware.Gen |
How to remove Ransom:MSIL/JigsawLocker.A virus?
The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.">2.
Download GridinSoft Anti-Malware.
You can download GridinSoft Anti-Malware by clicking the button below:
Download GridinSoft Anti-MalwareRun 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.
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.
Press “Install” button.
Once installed, Anti-Malware will automatically run.
Wait for the Anti-Malware scan to complete.
GridinSoft Anti-Malware will automatically start scanning your system for Ransom:MSIL/JigsawLocker.A 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.
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.
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 Anti-Malware
If the guide doesn’t help you to remove Ransom:MSIL/JigsawLocker.A you can always ask me in the comments for getting help.
References
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
