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General

  • Target

    impolite-oil

  • Size

    170KB

  • Sample

    210427-e76w2fxw9j

  • MD5

    dc13d96f8e592de1e29de8a38f4f46dc

  • SHA1

    9fb83cf1f940cfdfeeb492fe9f8ec665a2a56aeb

  • SHA256

    7c5c340e6ab83c34343b740c9e94612bb1980d773a57b35ca5a4221a4e10215e

  • SHA512

    990fe0581a0ec30389a09abd170ec29feff397b06e0c00a91fc0a2111b24b924a631b6779de9c1f9677ad32b54ce578b8bf86a8e011b8ffca2474fe14950e6a5

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

      impolite-oil

    • Size

      170KB

    • MD5

      dc13d96f8e592de1e29de8a38f4f46dc

    • SHA1

      9fb83cf1f940cfdfeeb492fe9f8ec665a2a56aeb

    • SHA256

      7c5c340e6ab83c34343b740c9e94612bb1980d773a57b35ca5a4221a4e10215e

    • SHA512

      990fe0581a0ec30389a09abd170ec29feff397b06e0c00a91fc0a2111b24b924a631b6779de9c1f9677ad32b54ce578b8bf86a8e011b8ffca2474fe14950e6a5

    • Ryuk

      Ransomware distributed via existing botnets, often Trickbot or Emotet.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • 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