Know How to Delete Jack Ransomware
My personal files got encrypted with .jack Files Virus (Dharma Ransomware)? Can it be recovered back? Please help.
As the name suggests, .jack Files Virus (Dharma Ransomware) is a new crypto-virus malware belonging to the Dharma Family. It adds .jack extension on every file that it encrypts and makes it totally inaccessible. Like the previous versions used to do, it adds a unique ID of victims on the encrypted files and an email ID of the developer of this malware. For example, if an image file named as .jack Files Virus (Dharma Ransomware).jpg gets infected, its name will get changed to .jack Files Virus (Dharma Ransomware)[email protected] When you access the encrypted files, a ransom note appears on the screen that asks you to buy the decryption key for recovering the files.
How .jack Files Virus (Dharma Ransomware) Attacked the PC? (Depth Analysis)
The prime source of this malware distribution is spam email campaign. The cyber-criminals send suspicious emails with attachments that initiate the harmful scripts and activate the ransomware in the work-station. It is aggressively distributed through social engineering tricks and file sharing services. Additionally, files downloaded from peer-to-peer file sharing networks, freeware and shareware, and unsafe hyperlinks may also drop this malware payload in the work-station. Once the files get encrypted, you will see ransom note when you try to access it. They ransom note says:
“All FILES ENCRYPTED “RSA1024”
All YOUR FILES HAVE BEEN ENCRYPTED!!! IF YOU WANT TO RESTORE THEM, WRITE US TO THE E-MAIL [email protected]
IN THE LETTER WRITE YOUR ID, YOUR ID 1E857D00
IF YOU ARE NOT ANSWERED, WRITE TO EMAIL: [email protected]
YOUR SECRET KEY WILL BE STORED ON A SERVER 7 DAYS, AFTER 7 DAYS IT MAY BE OVERWRITTEN BY OTHER KEYS, DON’T PULL TIME, WAITING YOUR EMAIL
FREE DECRYPTION FOR PROOF
You can send us up to 1 file for free decryption. The total size of files must be less than 1Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.)
When you make sure of decryption possibility transfer the money to our bitcoin wallet. As soon as we receive the money we will send you:
- Decryption program.
- Detailed instruction for decryption.
- And individual keys for decrypting your files.
Do not rename encrypted files.
Do not try to decrypt your data using third party software, it may cause permanent data loss.
Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.”
As per the ransom note, the files are encrypted with military grade RSA 1024 encryption cipher. It asks to communicate with the developer of Jack Ransomware through [email protected] email ID. You are asked to buy the decryption key within 7 days otherwise the data will get corrupted or deleted permanently. To win your trust, it offers to decrypt one of the file of your choice for free.
In general, it targets the files that are used by the users on daily basis. That could be the audio files, movies, videos, image, MS Office docs and so on. It also erase the ”Shadow Volume Copies” of the encrypted files by executing →vssadmin.exe delete shadows /all /Quiet command. So, basically it tries to remove all the possible ways to recover the files other than buying the decryption key.
Should I Pay Ransom to .jack Files Virus (Dharma Ransomware) Developers
First of all, you must know that paying the ransom money to cyber-criminals will not remove this malware from the work-station. And as long as it is presented in the PC, it will continue encrypting files and folders. So once you pay money for decryption of certain files, the malware will start encrypting other files and this process goes on. Hence paying the money to cyber-criminals is not the solution. And most important, there is no guarantee that cyber-criminals will give the original decryption key after receiving the payment. In most cases, they totally ignore the victims once the payment is received.
It is suggested to remove .jack Files Virus (Dharma Ransomware) from your PC so that it could not damage files, folders and program that are not affected till now. So, first you should scan your PC with a powerful anti-malware tool. Once the ransomawre is removed, you can restore the encrypted file through backup files or using a data recovery tool.
Some Precautionary Measures to Avoid Ransomware Attack in Future:
- Don’t open spam email attachments. Such emails usually have so many spelling and grammar mistakes in their content
- Don’t click on ransom links and pop-ups while Online browsing
- Avoid visiting unsafe websites especially those related to pornography, gambling, Online dating etc.
- Upgrade the security settings by using a powerful anti-malware tool
.jack Files Virus (Dharma Ransomware) is a perilous malware. In order to avoid its removal, it hides its payloads and scripts deep inside the PC. You may try downloading SpyHunter Malware Scanner and check if it detects this malware for you.