ryuk

General

Target

proud-medicine
Size

170KB
Sample

210427-8d358zcybs
MD5

e0af2b906d1b728b91b50bc7f06614b7
SHA1

27ccc1994d061d0c4697785cd4dc88b328ff6a82
SHA256

82db7303d3bdced549080292b43ddb3ff361ae45a984ebc5c94ac42f3962a824
SHA512

867faed8015879f9b7ac120619ceb0fcfae5a0af7bd6c816d917db47dde9b7be0400bd1681e14f105a1ac2b62de5be950dfca9b95c84e4f0e81e93daafb44be3

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
  
  proud-medicine
- Size
  
  170KB
- MD5
  
  e0af2b906d1b728b91b50bc7f06614b7
- SHA1
  
  27ccc1994d061d0c4697785cd4dc88b328ff6a82
- SHA256
  
  82db7303d3bdced549080292b43ddb3ff361ae45a984ebc5c94ac42f3962a824
- SHA512
  
  867faed8015879f9b7ac120619ceb0fcfae5a0af7bd6c816d917db47dde9b7be0400bd1681e14f105a1ac2b62de5be950dfca9b95c84e4f0e81e93daafb44be3
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