Thanks to the experts at Emsisoft the victims of the JSWorm 4.0 ransomware can decrypt their files for free.
Like previous versions of the malware, the JSWorm 4.0 ransomware is also written in C++ and uses a modified version of AES-256 to encrypt files.
The malicious code adds the extension “
"JSWRM 4.0.2 Your files are corrupted!
Identificatorfor files: [redacted] E-mail for contact: email@example.com Backup e-mail for contact :firstname.lastname@example.org Free decryption as guarantee! Before paying you can request free decryption of 3 files. Total size of files must be less than 5MB (non-archived). Files shouldn't contain valuable information (accept only txt\jpg\png). Attention! Don't try to decrypt it manually. Don't rename extension of files. Don't try to write AV companies (they can't help you). "
Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website. These cookies do not store any personal information.
Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. It is mandatory to procure user consent prior to running these cookies on your website.