CryptNET
Intelligence Profile
According to OALabs, this ransomware has the following features:
* Files are encrypted with AES CBC using a generated 256 bit key and IV.
* The generated AES keys are encrypted using a hard coded RSA key and appended to the encrypted files.
Threat Analysis
CryptNET is a malware family tracked by threat intelligence researchers and catalogued in the Malpedia dataset. It represents a distinct malicious software lineage with identifiable code characteristics, behaviors, and victimology.
Financially motivated threat actors like CryptNET prioritize monetary gain through methods such as ransomware deployment, banking trojans, cryptocurrency theft, BEC scams, or credential harvesting for resale on underground markets.
With high sophistication, CryptNET is capable of targeted intrusions using adapted commodity tools alongside custom implants, maintaining operational security and evading standard detection mechanisms.