General

  • Target

    splendid-plant

  • Size

    170KB

  • Sample

    210427-sc77hsdsc6

  • MD5

    fe51255c009bbc4f74186e7a5db0f81b

  • SHA1

    b41894d7ba1402106856d49c1e42d61caf51d1d4

  • SHA256

    d6c3287fb1bf01e11339acaecd09ef4adbdd8bd2644dcb4feeca862025b46a39

  • SHA512

    686fb913c2a25e34ffb92634960d5cc13e50b9399138aa6ad712c106b66802204e55da3d1b0d8e5aa38f21a41477ba84d02b289e99c366a711e1a27d6ff3e15d

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
Wallets

14hVKm7Ft2rxDBFTNkkRC3kGstMGp2A4hk

Targets

    • Target

      splendid-plant

    • Size

      170KB

    • MD5

      fe51255c009bbc4f74186e7a5db0f81b

    • SHA1

      b41894d7ba1402106856d49c1e42d61caf51d1d4

    • SHA256

      d6c3287fb1bf01e11339acaecd09ef4adbdd8bd2644dcb4feeca862025b46a39

    • SHA512

      686fb913c2a25e34ffb92634960d5cc13e50b9399138aa6ad712c106b66802204e55da3d1b0d8e5aa38f21a41477ba84d02b289e99c366a711e1a27d6ff3e15d

    • Ryuk

      Ransomware distributed via existing botnets, often Trickbot or Emotet.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

MITRE ATT&CK Enterprise v6

Tasks