ryuk

General

Target

splendid-plant
Size

170KB
Sample

210427-sc77hsdsc6
MD5

fe51255c009bbc4f74186e7a5db0f81b
SHA1

b41894d7ba1402106856d49c1e42d61caf51d1d4
SHA256

d6c3287fb1bf01e11339acaecd09ef4adbdd8bd2644dcb4feeca862025b46a39
SHA512

686fb913c2a25e34ffb92634960d5cc13e50b9399138aa6ad712c106b66802204e55da3d1b0d8e5aa38f21a41477ba84d02b289e99c366a711e1a27d6ff3e15d

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
  
  splendid-plant
- Size
  
  170KB
- MD5
  
  fe51255c009bbc4f74186e7a5db0f81b
- SHA1
  
  b41894d7ba1402106856d49c1e42d61caf51d1d4
- SHA256
  
  d6c3287fb1bf01e11339acaecd09ef4adbdd8bd2644dcb4feeca862025b46a39
- SHA512
  
  686fb913c2a25e34ffb92634960d5cc13e50b9399138aa6ad712c106b66802204e55da3d1b0d8e5aa38f21a41477ba84d02b289e99c366a711e1a27d6ff3e15d
Score

10^/10

ryuk persistence ransomware spyware stealer
- Ryuk
  Ransomware distributed via existing botnets, often Trickbot or Emotet.
  ransomware ryuk
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware
- Modifies extensions of user files
  Ransomware generally changes the extension on encrypted files.
  ransomware
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
behavioral1