ryuk

General

Target

0280ccc8d6dbb14d79adf375fa386a534cd74b40c684ed47db0d2e4f659e4da4
Size

170KB
Sample

220219-ksyeyaaag4
MD5

b9d73fa0261bb6adaa2cb22f348518f0
SHA1

d52e7a4cb8ccad688572a8e5d38b43a0e38e3bc3
SHA256

0280ccc8d6dbb14d79adf375fa386a534cd74b40c684ed47db0d2e4f659e4da4
SHA512

58e3f79e6de19df40b0992aa108e4022979e1c7b2be26e3dced26261c6ea800b89f1c00ac6e67340b4092cf3ada4a6c22c2aeb69eddba7838339a8c4e3799ff4

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: 14hVKm7Ft2rxDBFTNkkRC3kGstMGp2A4hk Ryuk No system is safe

Emails

[email protected]

Wallets

14hVKm7Ft2rxDBFTNkkRC3kGstMGp2A4hk

Targets

- Target
  
  0280ccc8d6dbb14d79adf375fa386a534cd74b40c684ed47db0d2e4f659e4da4
- Size
  
  170KB
- MD5
  
  b9d73fa0261bb6adaa2cb22f348518f0
- SHA1
  
  d52e7a4cb8ccad688572a8e5d38b43a0e38e3bc3
- SHA256
  
  0280ccc8d6dbb14d79adf375fa386a534cd74b40c684ed47db0d2e4f659e4da4
- SHA512
  
  58e3f79e6de19df40b0992aa108e4022979e1c7b2be26e3dced26261c6ea800b89f1c00ac6e67340b4092cf3ada4a6c22c2aeb69eddba7838339a8c4e3799ff4
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