The SonicWall Capture Labs Threat Research Team observed reports of a new variant family of Hildacrypt ransomware [Hildacrypt.RSM] actively spreading in the wild.
The Hildacrypt ransomware encrypts the victim’s files with a strong encryption algorithm until the victim pays a fee to get them back.
Infection Cycle:
The ransomware adds the following files to the system:
Once the computer is compromised, the ransomware runs the following commands:
The ransomware encrypts all the files and appends the [.HILDA!] extension onto each encrypted file’s filename.
After encrypting all personal documents, the ransomware shows the following text file containing a message reporting that the computer has been encrypted and to contact its developer for unlock instructions.
SonicWall Capture Labs provides protection against this threat via the following signature:
This threat is also detected by SonicWALL Capture ATP w/RTDMI and the Capture Client endpoint solutions.
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