ryuk

General

Target

c51024bb119211c335f95e731cfa9a744fcdb645a57d35fb379d01b7dbdd098e
Size

155KB
Sample

220220-crr8jafga6
MD5

1354ac0d5be0c8d03f4e3aba78d2223e
SHA1

a44a8c8c8f167d455db41316f3616ef5703bffff
SHA256

c51024bb119211c335f95e731cfa9a744fcdb645a57d35fb379d01b7dbdd098e
SHA512

b9b785f3b4640b2cd508e748032c8b85519464d8e36887993bb2e86d92ff72fe8f086a659b0b5e5ef0561db146573aa3beb7bb929fc85d3635531c3d981eaa60

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 or deleted or backup disks were formatted. 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 No decryption software is available in the public. DO NOT RESET OR SHUTDOWN - files may be damaged. DO NOT RENAME OR MOVE the encrypted and readme files. DO NOT DELETE readme files. This may lead to the impossibility of recovery of the certain files. To get info (decrypt your files) contact us at [email protected] or [email protected] BTC wallet: 1CN2iQbBikFK9jM34Nb3WLx5DCenQLnbXp Ryuk

Emails

[email protected]

Wallets

1CN2iQbBikFK9jM34Nb3WLx5DCenQLnbXp

Targets

- Target
  
  c51024bb119211c335f95e731cfa9a744fcdb645a57d35fb379d01b7dbdd098e
- Size
  
  155KB
- MD5
  
  1354ac0d5be0c8d03f4e3aba78d2223e
- SHA1
  
  a44a8c8c8f167d455db41316f3616ef5703bffff
- SHA256
  
  c51024bb119211c335f95e731cfa9a744fcdb645a57d35fb379d01b7dbdd098e
- SHA512
  
  b9b785f3b4640b2cd508e748032c8b85519464d8e36887993bb2e86d92ff72fe8f086a659b0b5e5ef0561db146573aa3beb7bb929fc85d3635531c3d981eaa60
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