ryuk

General

Target

46fb27f4cff2d33baae3b1c199797d1f0929bc03166cebd092081e4fe2f9ea6e
Size

152KB
Sample

220220-jm6npabcdl
MD5

bc041eb3eeb75312288557c23e919caa
SHA1

258c5fc6145aaeca748ae9fb85ca1d9dfba93fc6
SHA256

46fb27f4cff2d33baae3b1c199797d1f0929bc03166cebd092081e4fe2f9ea6e
SHA512

461a0c07559c66157c9f285fed06dfe4888438ce29eebfa4b7ed89fb53cd70e3a4e4fc05f3816344cd3bda3040762069724b1f51189955a5dbf1a714427842b6

Score

10^/10

Malware Config

Extracted

Path

C:\RyukReadMe.txt

Family

ryuk

Ransom Note

Your network has been penetrated. All files on each host in the network have been encrypted with a strong algorithm. Backups were either encrypted Shadow copies also removed, so F8 or any other methods may damage encrypted data but not recover. We exclusively have decryption software for your situation. More than a year ago, world experts recognized the impossibility of deciphering by any means except the original decoder. No decryption software is available in the public. Antiviruse companies, researchers, IT specialists, and no other persons cant help you encrypt the data. DO NOT RESET OR SHUTDOWN - files may be damaged. DO NOT DELETE readme files. To confirm our honest intentions.Send 2 different random files and you will get it decrypted. It can be from different computers on your network to be sure that one key decrypts everything. 2 files we unlock for free To get info (decrypt your files) contact us at [email protected] or [email protected] BTC wallet: 1L9fYHJJxeLMD2yyhh1cMFU2EWF5ihgAmJ Ryuk No system is safe

Emails

[email protected]

Wallets

1L9fYHJJxeLMD2yyhh1cMFU2EWF5ihgAmJ

Targets

- Target
  
  46fb27f4cff2d33baae3b1c199797d1f0929bc03166cebd092081e4fe2f9ea6e
- Size
  
  152KB
- MD5
  
  bc041eb3eeb75312288557c23e919caa
- SHA1
  
  258c5fc6145aaeca748ae9fb85ca1d9dfba93fc6
- SHA256
  
  46fb27f4cff2d33baae3b1c199797d1f0929bc03166cebd092081e4fe2f9ea6e
- SHA512
  
  461a0c07559c66157c9f285fed06dfe4888438ce29eebfa4b7ed89fb53cd70e3a4e4fc05f3816344cd3bda3040762069724b1f51189955a5dbf1a714427842b6
Score

10^/10

ryuk persistence ransomware
- Ryuk
  Ransomware distributed via existing botnets, often Trickbot or Emotet.
  ransomware ryuk
- Suspicious use of NtCreateProcessExOtherParentProcess
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Adds Run key to start application
  persistence
behavioral1 behavioral2