ryuk

General

Target

53215004babd14a61e9ad4c9115fcd7c7d8385e6555bc280d8be163c6aeee39f
Size

170KB
Sample

220220-h6368saac6
MD5

e099b46a11f962688a9f45c0da068045
SHA1

6f525bfb102285515e32345e6f0870f508b55fbe
SHA256

53215004babd14a61e9ad4c9115fcd7c7d8385e6555bc280d8be163c6aeee39f
SHA512

341aaef008e6ee245e7ba1e5c3315b88cf11fe05bce880637cbec2a585c1b2e36408bd0ec6d202b25ecfb1d9d81e13d4826bb5c7fdb401473f9b624f40213bdb

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
  
  53215004babd14a61e9ad4c9115fcd7c7d8385e6555bc280d8be163c6aeee39f
- Size
  
  170KB
- MD5
  
  e099b46a11f962688a9f45c0da068045
- SHA1
  
  6f525bfb102285515e32345e6f0870f508b55fbe
- SHA256
  
  53215004babd14a61e9ad4c9115fcd7c7d8385e6555bc280d8be163c6aeee39f
- SHA512
  
  341aaef008e6ee245e7ba1e5c3315b88cf11fe05bce880637cbec2a585c1b2e36408bd0ec6d202b25ecfb1d9d81e13d4826bb5c7fdb401473f9b624f40213bdb
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