Inquiring minds want to know: just how does CryptoLocker, the notorious ransomware, encrypt files? Its insidious nature has left many scratching their heads. Could you elaborate on the encryption process it employs? Does it use symmetric or asymmetric cryptography? Are there any known vulnerabilities in its encryption algorithm? Understanding the technical underpinnings of CryptoLocker's encryption methodology is crucial in combating this ever-evolving threat. I'm keen to hear your insights on this perplexing puzzle.
6 answers
CryptoVanguard
Fri Jul 05 2024
Upon infecting a system, CryptoLocker modifies the filenames of targeted files by appending a specific extension.
Paolo
Fri Jul 05 2024
The RSA 2048-bit key used for encryption ensures that the files remain securely locked until a ransom is paid to the attackers.
Tommaso
Fri Jul 05 2024
These extensions vary depending on the variant of the ransomware, and can include ".encrypted", ".cryptolocker", or ".[7 random characters]".
Carlo
Fri Jul 05 2024
The purpose of renaming the files is to indicate that they have been encrypted and are now inaccessible to the user.
Dreamchaser
Fri Jul 05 2024
By appending these extensions, CryptoLocker aims to dissuade victims from attempting to restore or decrypt the files using traditional methods.