ryuk

General

Target

478990938b7cae1f3266d232993c12265e8c8dcd4382ea381cf1e6cf6d21b350
Size

149KB
Sample

220220-jmk2zsabh9
MD5

5aeb82aba635623d8f0ff2536e0d1df2
SHA1

bebe20f6aa1a0645575c67193de244976386536f
SHA256

478990938b7cae1f3266d232993c12265e8c8dcd4382ea381cf1e6cf6d21b350
SHA512

5c3339617780faaabae21efae457c6275345ade7b1c5d9f199f37fd23a107f2b92d34e7fe6f8d2baed8ddbb38a356e9416426bbe27f205b4bb2f9269593f3e37

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: 14aJo5L9PTZhv8XX6qRPncbTXecb8Qohqb Ryuk No system is safe

Emails

[email protected]

Wallets

14aJo5L9PTZhv8XX6qRPncbTXecb8Qohqb

Targets

- Target
  
  478990938b7cae1f3266d232993c12265e8c8dcd4382ea381cf1e6cf6d21b350
- Size
  
  149KB
- MD5
  
  5aeb82aba635623d8f0ff2536e0d1df2
- SHA1
  
  bebe20f6aa1a0645575c67193de244976386536f
- SHA256
  
  478990938b7cae1f3266d232993c12265e8c8dcd4382ea381cf1e6cf6d21b350
- SHA512
  
  5c3339617780faaabae21efae457c6275345ade7b1c5d9f199f37fd23a107f2b92d34e7fe6f8d2baed8ddbb38a356e9416426bbe27f205b4bb2f9269593f3e37
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
- Drops desktop.ini file(s)
behavioral1 behavioral2