ryuk

General

Target

414bfb0bb83ad01da8f54cb858aae7ee37b6029cf529d6e6f89ee0f451edbd87
Size

170KB
Sample

220220-jybyfsbddq
MD5

d4089e8c00e1346099de330df50b027a
SHA1

c7726ace55949d59d845130313c17687407e5367
SHA256

414bfb0bb83ad01da8f54cb858aae7ee37b6029cf529d6e6f89ee0f451edbd87
SHA512

ad61c25e90acccf86dde8f99b496c3d857b235d143a5251b81e23e424e83bcabe89671e0c58fae0bbccba1f6640bd9f4decd6195b718da9399179745b93540c4

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
  
  414bfb0bb83ad01da8f54cb858aae7ee37b6029cf529d6e6f89ee0f451edbd87
- Size
  
  170KB
- MD5
  
  d4089e8c00e1346099de330df50b027a
- SHA1
  
  c7726ace55949d59d845130313c17687407e5367
- SHA256
  
  414bfb0bb83ad01da8f54cb858aae7ee37b6029cf529d6e6f89ee0f451edbd87
- SHA512
  
  ad61c25e90acccf86dde8f99b496c3d857b235d143a5251b81e23e424e83bcabe89671e0c58fae0bbccba1f6640bd9f4decd6195b718da9399179745b93540c4
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