ryuk

General

Target

b7e945a8dafc91ebe8c8717ee3107498afc1ad5461599611d2fb07aaa7700aa1
Size

151KB
Sample

220220-db75gsghgp
MD5

2af0f010e71cb1ecddc52b13e4149ea2
SHA1

6caead7f091d18baa393cdea1955d43fd7853850
SHA256

b7e945a8dafc91ebe8c8717ee3107498afc1ad5461599611d2fb07aaa7700aa1
SHA512

72856c70b931cbb1e0bf6c006cb959d7735cde779d40e56964e58578daf91ac0e0cbf8f3fb05efba3afe7400e3f2450acc98b711f1b29b2a9fb891ae86b13f66

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: 1ChnbV4Rt7nsb5acw5YfYyvBFDj1RXcVQu Ryuk No system is safe

Emails

[email protected]

Wallets

1ChnbV4Rt7nsb5acw5YfYyvBFDj1RXcVQu

Targets

- Target
  
  b7e945a8dafc91ebe8c8717ee3107498afc1ad5461599611d2fb07aaa7700aa1
- Size
  
  151KB
- MD5
  
  2af0f010e71cb1ecddc52b13e4149ea2
- SHA1
  
  6caead7f091d18baa393cdea1955d43fd7853850
- SHA256
  
  b7e945a8dafc91ebe8c8717ee3107498afc1ad5461599611d2fb07aaa7700aa1
- SHA512
  
  72856c70b931cbb1e0bf6c006cb959d7735cde779d40e56964e58578daf91ac0e0cbf8f3fb05efba3afe7400e3f2450acc98b711f1b29b2a9fb891ae86b13f66
Score

10^/10

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